diff options
Diffstat (limited to 'framework/src/suricata/src/detect-dce-stub-data.c')
| -rw-r--r-- | framework/src/suricata/src/detect-dce-stub-data.c | 1848 |
1 files changed, 1848 insertions, 0 deletions
diff --git a/framework/src/suricata/src/detect-dce-stub-data.c b/framework/src/suricata/src/detect-dce-stub-data.c new file mode 100644 index 00000000..d5e660eb --- /dev/null +++ b/framework/src/suricata/src/detect-dce-stub-data.c @@ -0,0 +1,1848 @@ +/* Copyright (C) 2007-2010 Open Information Security Foundation + * + * You can copy, redistribute or modify this Program under the terms of + * the GNU General Public License version 2 as published by the Free + * Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * version 2 along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +/** + * \file + * + * \author Anoop Saldanha <anoopsaldanha@gmail.com> + * + * Implements dce_stub_data keyword + */ + +#include "suricata-common.h" + +#include "detect.h" +#include "detect-parse.h" + +#include "detect-engine.h" +#include "detect-engine-mpm.h" +#include "detect-engine-state.h" + +#include "flow.h" +#include "flow-var.h" +#include "flow-util.h" + +#include "app-layer.h" +#include "app-layer-dcerpc.h" +#include "queue.h" +#include "stream-tcp-reassemble.h" +#include "detect-dce-stub-data.h" + +#include "util-debug.h" + +#include "util-unittest.h" +#include "util-unittest-helper.h" + +#include "stream-tcp.h" + +int DetectDceStubDataMatch(ThreadVars *, DetectEngineThreadCtx *, Flow *, uint8_t, + void *, Signature *, SigMatch *); +static int DetectDceStubDataSetup(DetectEngineCtx *, Signature *, char *); + +/** + * \brief Registers the keyword handlers for the "dce_stub_data" keyword. + */ +void DetectDceStubDataRegister(void) +{ + sigmatch_table[DETECT_DCE_STUB_DATA].name = "dce_stub_data"; + sigmatch_table[DETECT_DCE_STUB_DATA].alproto = ALPROTO_DCERPC; + sigmatch_table[DETECT_DCE_STUB_DATA].Match = NULL; + sigmatch_table[DETECT_DCE_STUB_DATA].AppLayerMatch = NULL; + sigmatch_table[DETECT_DCE_STUB_DATA].Setup = DetectDceStubDataSetup; + sigmatch_table[DETECT_DCE_STUB_DATA].Free = NULL; + sigmatch_table[DETECT_DCE_STUB_DATA].RegisterTests = DetectDceStubDataRegisterTests; + + sigmatch_table[DETECT_DCE_STUB_DATA].flags |= SIGMATCH_NOOPT; + sigmatch_table[DETECT_DCE_STUB_DATA].flags |= SIGMATCH_PAYLOAD; + + return; +} + +/** + * \brief Creates a SigMatch for the \"dce_stub_data\" keyword being sent as argument, + * and appends it to the Signature(s). + * + * \param de_ctx Pointer to the detection engine context + * \param s Pointer to signature for the current Signature being parsed + * from the rules + * \param arg Pointer to the string holding the keyword value + * + * \retval 0 on success, -1 on failure + */ + +static int DetectDceStubDataSetup(DetectEngineCtx *de_ctx, Signature *s, char *arg) +{ + if (s->alproto != ALPROTO_UNKNOWN && s->alproto != ALPROTO_DCERPC) { + SCLogError(SC_ERR_CONFLICTING_RULE_KEYWORDS, + "rule contains conflicting keywords."); + goto error; + } + + s->list = DETECT_SM_LIST_DMATCH; + s->alproto = ALPROTO_DCERPC; + s->flags |= SIG_FLAG_APPLAYER; + return 0; + + error: + return -1; +} + +/************************************Unittests*********************************/ + +#ifdef UNITTESTS + +static int DetectDceStubDataTestParse01(void) +{ + Signature s; + int result = 0; + + memset(&s, 0, sizeof(Signature)); + + result = (DetectDceStubDataSetup(NULL, &s, NULL) == 0); + + if (s.sm_lists[DETECT_SM_LIST_AMATCH] == NULL) { + result = 1; + } else { + result = 0; + } + + return result; +} + +/** + * \test Test a valid dce_stub_data entry with bind, bind_ack, request frags. + */ +static int DetectDceStubDataTestParse02(void) +{ + int result = 0; + Signature *s = NULL; + ThreadVars th_v; + Packet *p = NULL; + Flow f; + TcpSession ssn; + DetectEngineThreadCtx *det_ctx = NULL; + DetectEngineCtx *de_ctx = NULL; + DCERPCState *dcerpc_state = NULL; + int r = 0; + + uint8_t dcerpc_bind[] = { + 0x05, 0x00, 0x0b, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x48, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0xb8, 0x10, 0xb8, 0x10, 0x00, 0x00, 0x00, 0x00, + 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, + 0x6a, 0x28, 0x19, 0x39, 0x0c, 0xb1, 0xd0, 0x11, + 0x9b, 0xa8, 0x00, 0xc0, 0x4f, 0xd9, 0x2e, 0xf5, + 0x00, 0x00, 0x00, 0x00, 0x04, 0x5d, 0x88, 0x8a, + 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, + 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_bindack[] = { + 0x05, 0x00, 0x0c, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x44, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0xb8, 0x10, 0xb8, 0x10, 0x26, 0x3d, 0x00, 0x00, + 0x0c, 0x00, 0x5c, 0x50, 0x49, 0x50, 0x45, 0x5c, + 0x6c, 0x73, 0x61, 0x73, 0x73, 0x00, 0x00, 0x00, + 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, + 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, + 0x02, 0x00, 0x00, 0x00 + }; + + /* todo chop the request frag length and change the + * length related parameters in the frag */ + uint8_t dcerpc_request[] = { + 0x05, 0x00, 0x00, 0x03, 0x10, 0x00, 0x00, 0x00, + 0xec, 0x0c, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0xd4, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x09, 0x00, + 0xe1, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0xe1, 0x03, 0x00, 0x00, 0x83, 0xc7, 0x0b, 0x47, + 0x47, 0x47, 0x47, 0x81, 0x37, 0x22, 0xa5, 0x9b, + 0x4a, 0x75, 0xf4, 0xa3, 0x61, 0xd3, 0xbe, 0xdd, + 0x5a, 0xfb, 0x20, 0x1e, 0xfc, 0x10, 0x8e, 0x0f, + 0xa5, 0x9f, 0x4a, 0x22, 0x20, 0x9b, 0xa8, 0xd5, + 0xc4, 0xff, 0xc1, 0x3f, 0xbd, 0x9b, 0x4a, 0x22, + 0x2e, 0xc0, 0x7a, 0xa9, 0xfe, 0x97, 0xc9, 0xe1, + 0xa9, 0xf3, 0x2f, 0x22, 0xc9, 0x9b, 0x22, 0x50, + 0xa5, 0xf5, 0x4a, 0x4a, 0xce, 0x9b, 0x2f, 0x22, + 0x2e, 0x6f, 0xc1, 0xe1, 0xf3, 0xa8, 0x83, 0xa2, + 0x64, 0x98, 0xc1, 0x62, 0xa1, 0xa0, 0x89, 0x56, + 0xa8, 0x1b, 0x8b, 0x2b, 0x2e, 0xe3, 0x7a, 0xd1, + 0x03, 0xef, 0x58, 0x7c, 0x4e, 0x7d, 0x14, 0x76, + 0xfa, 0xc3, 0x7f, 0x02, 0xa5, 0xbb, 0x4a, 0x89, + 0x47, 0x6c, 0x12, 0xc9, 0x70, 0x18, 0x8e, 0x3a, + 0x2e, 0xcb, 0x52, 0xa9, 0x67, 0x98, 0x0a, 0x1e, + 0x2e, 0xc3, 0x32, 0x21, 0x7f, 0x10, 0x31, 0x3e, + 0xa6, 0x61, 0xc1, 0x61, 0x85, 0x98, 0x88, 0xa9, + 0xee, 0x83, 0x22, 0x51, 0xd6, 0xda, 0x4a, 0x4a, + 0xc1, 0xff, 0x38, 0x47, 0xcd, 0xe9, 0x25, 0x41, + 0xe4, 0xf3, 0x0d, 0x47, 0xd1, 0xcb, 0xc1, 0xd6, + 0x1e, 0x95, 0x4a, 0x22, 0xa5, 0x73, 0x08, 0x22, + 0xa5, 0x9b, 0xc9, 0xe6, 0xb5, 0xcd, 0x22, 0x43, + 0xd7, 0xe2, 0x0b, 0x4a, 0xe9, 0xf2, 0x28, 0x50, + 0xcd, 0xd7, 0x25, 0x43, 0xc1, 0x10, 0xbe, 0x99, + 0xa9, 0x9b, 0x4a, 0x22, 0x4d, 0xb8, 0x4a, 0x22, + 0xa5, 0x18, 0x8e, 0x2e, 0xf3, 0xc9, 0x22, 0x4e, + 0xc9, 0x9b, 0x4a, 0x4a, 0x96, 0xa9, 0x64, 0x46, + 0xcd, 0xec, 0x39, 0x10, 0xfa, 0xcf, 0xb5, 0x76, + 0x81, 0x8f, 0xc9, 0xe6, 0xa9, 0x10, 0x82, 0x7c, + 0xff, 0xc4, 0xa1, 0x0a, 0xf5, 0xcc, 0x1b, 0x74, + 0xf4, 0x10, 0x81, 0xa9, 0x9d, 0x98, 0xb0, 0xa1, + 0x65, 0x9f, 0xb9, 0x84, 0xd1, 0x9f, 0x13, 0x7c, + 0x47, 0x76, 0x12, 0x7c, 0xfc, 0x10, 0xbb, 0x09, + 0x55, 0x5a, 0xac, 0x20, 0xfa, 0x10, 0x7e, 0x15, + 0xa6, 0x69, 0x12, 0xe1, 0xf7, 0xca, 0x22, 0x57, + 0xd5, 0x9b, 0x4a, 0x4a, 0xd1, 0xfa, 0x38, 0x56, + 0xcd, 0xcc, 0x19, 0x63, 0xf6, 0xf3, 0x2f, 0x56, + 0xa5, 0x9b, 0x22, 0x51, 0xca, 0xf8, 0x21, 0x48, + 0xa5, 0xf3, 0x28, 0x4b, 0xcb, 0xff, 0x22, 0x47, + 0xcb, 0x9b, 0x4a, 0x4a, 0xc9, 0xf2, 0x39, 0x56, + 0xcd, 0xeb, 0x3e, 0x22, 0xa5, 0xf3, 0x2b, 0x41, + 0xc6, 0xfe, 0xc1, 0xfe, 0xf6, 0xca, 0xc9, 0xe1, + 0xad, 0xc8, 0x1b, 0xa1, 0x66, 0x93, 0x19, 0x73, + 0x26, 0x58, 0x42, 0x71, 0xf4, 0x18, 0x89, 0x2a, + 0xf6, 0xca, 0xb5, 0xf5, 0x2c, 0xd8, 0x42, 0xdd, + 0x72, 0x12, 0x09, 0x26, 0x5a, 0x4c, 0xc3, 0x21, + 0x5a, 0x4c, 0xc3, 0x61, 0x59, 0x64, 0x9d, 0xab, + 0xe6, 0x63, 0xc9, 0xc9, 0xad, 0x10, 0xa9, 0xa3, + 0x49, 0x0b, 0x4b, 0x22, 0xa5, 0xcf, 0x22, 0x23, + 0xa4, 0x9b, 0x4a, 0xdd, 0x31, 0xbf, 0xe2, 0x23, + 0xa5, 0x9b, 0xcb, 0xe6, 0x35, 0x9a, 0x4a, 0x22, + 0xcf, 0x9d, 0x20, 0x23, 0xcf, 0x99, 0xb5, 0x76, + 0x81, 0x83, 0x20, 0x22, 0xcf, 0x9b, 0x20, 0x22, + 0xcd, 0x99, 0x4a, 0xe6, 0x96, 0x10, 0x96, 0x71, + 0xf6, 0xcb, 0x20, 0x23, 0xf5, 0xf1, 0x5a, 0x71, + 0xf5, 0x64, 0x1e, 0x06, 0x9d, 0x64, 0x1e, 0x06, + 0x8d, 0x5c, 0x49, 0x32, 0xa5, 0x9b, 0x4a, 0xdd, + 0xf1, 0xbf, 0x56, 0xa1, 0x61, 0xbf, 0x13, 0x78, + 0xf4, 0xc9, 0x1a, 0x11, 0x77, 0xc9, 0x22, 0x51, + 0xc0, 0xf5, 0x2e, 0xa9, 0x61, 0xc9, 0x22, 0x50, + 0xc0, 0xf8, 0x3c, 0xa9, 0x71, 0xc9, 0x1b, 0x72, + 0xf4, 0x64, 0x9d, 0xb1, 0x5a, 0x4c, 0xdf, 0xa1, + 0x61, 0x8b, 0x12, 0x78, 0xfc, 0xc8, 0x1f, 0x72, + 0x2e, 0x77, 0x1a, 0x42, 0xcf, 0x9f, 0x10, 0x72, + 0x2e, 0x47, 0xa2, 0x63, 0xa5, 0x9b, 0x4a, 0x48, + 0xa5, 0xf3, 0x26, 0x4e, 0xca, 0xf8, 0x22, 0x57, + 0xc4, 0xf7, 0x0b, 0x4a, 0xf3, 0xf2, 0x38, 0x56, + 0xf1, 0xcd, 0xb5, 0xf5, 0x26, 0x5f, 0x5a, 0x78, + 0xf7, 0xf1, 0x0a, 0x4a, 0xa5, 0x8b, 0x4a, 0x22, + 0xf7, 0xf1, 0x4a, 0xdd, 0x75, 0x12, 0x0e, 0x06, + 0x81, 0xc1, 0xd9, 0xca, 0xb5, 0x9b, 0x4a, 0x22, + 0xc4, 0xc0, 0xb5, 0xc1, 0xc5, 0xa8, 0x8a, 0x92, + 0xa1, 0x73, 0x5c, 0x22, 0xa5, 0x9b, 0x2b, 0xe1, + 0xc5, 0xc9, 0x19, 0x11, 0x65, 0x73, 0x40, 0x22, + 0xa5, 0x9b, 0x11, 0x78, 0xa6, 0x43, 0x61, 0xf2, + 0xd0, 0x74, 0x2b, 0xe1, 0x96, 0x52, 0x1b, 0x70, + 0xf6, 0x64, 0x3f, 0x22, 0x5a, 0xcf, 0x4f, 0x26, + 0x20, 0x5b, 0x34, 0x23, 0x66, 0x64, 0x1f, 0xd2, + 0xa5, 0x9b, 0x4a, 0x22, 0xa5, 0x9b, 0x4a, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x54, 0x58, + 0x2d, 0x6f, 0x41, 0x3f, 0x3f, 0x2d, 0x6f, 0x41, + 0x3f, 0x3f, 0x2d, 0x6f, 0x41, 0x3f, 0x3f, 0x2d, + 0x6f, 0x43, 0x42, 0x42, 0x50, 0x5f, 0x57, 0xc3, + 0x33, 0x5f, 0x37, 0x74, 0x78, 0x78, 0x78, 0x78, + 0x78, 0x78, 0x78, 0x78, 0x78, 0x78, 0x78, 0x78, + 0xeb, 0xd4, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x01, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00, + 0x53, 0x69, 0x74, 0x65, 0x4e, 0x61, 0x6d, 0x65, + 0x00, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, + 0x44, 0x73, 0x44, 0x61, 0x74, 0x61, 0x62, 0x61, + 0x73, 0x65, 0x50, 0x61, 0x74, 0x68, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, + 0x44, 0x73, 0x4c, 0x6f, 0x67, 0x50, 0x61, 0x74, + 0x68, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0b, 0x00, 0x00, 0x00, 0x53, 0x79, 0x73, 0x74, + 0x65, 0x6d, 0x56, 0x6f, 0x6c, 0x75, 0x6d, 0x65, + 0x52, 0x6f, 0x6f, 0x74, 0x50, 0x61, 0x74, 0x68, + 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, + 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0b, 0x00, 0x00, 0x00, 0x50, 0x61, 0x72, 0x65, + 0x6e, 0x74, 0x44, 0x6e, 0x73, 0x44, 0x6f, 0x6d, + 0x61, 0x69, 0x6e, 0x4e, 0x61, 0x6d, 0x65, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, + 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x07, 0x00, 0x00, 0x00, 0x50, 0x61, 0x72, 0x65, + 0x6e, 0x74, 0x53, 0x65, 0x72, 0x76, 0x65, 0x72, + 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, + 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x05, 0x00, 0x00, 0x00, 0x41, 0x63, 0x63, 0x6f, + 0x75, 0x6e, 0x74, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x72, 0x65, 0x66, 0x31, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x72, 0x65, 0x66, 0x32, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x01, 0x02, 0x03, 0x04 + }; + + uint32_t dcerpc_bind_len = sizeof(dcerpc_bind); + uint32_t dcerpc_bindack_len = sizeof(dcerpc_bindack); + uint32_t dcerpc_request_len = sizeof(dcerpc_request); + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + p->flow = &f; + p->flowflags |= FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_ESTABLISHED; + p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_DCERPC; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + s = de_ctx->sig_list = SigInit(de_ctx, + "alert tcp any any -> any any " + "(msg:\"DCERPC\"; " + "dce_stub_data; content:\"|42 42 42 42|\";" + "sid:1;)"); + if (s == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOSERVER | STREAM_START, + dcerpc_bind, dcerpc_bind_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + dcerpc_state = f.alstate; + if (dcerpc_state == NULL) { + SCLogDebug("no dcerpc state: "); + goto end; + } + + p->flowflags &=~ FLOW_PKT_TOCLIENT; + p->flowflags |= FLOW_PKT_TOSERVER; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + /* we shouldn't have any stub data */ + if (PacketAlertCheck(p, 1)) + goto end; + + /* do detect */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOCLIENT, dcerpc_bindack, + dcerpc_bindack_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_TOCLIENT; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + /* we shouldn't have any stub data */ + if (PacketAlertCheck(p, 1)) + goto end; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOSERVER | STREAM_EOF, + dcerpc_request, dcerpc_request_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOCLIENT; + p->flowflags |= FLOW_PKT_TOSERVER; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + /* we should have the stub data since we previously parsed a request frag */ + if (!PacketAlertCheck(p, 1)) + goto end; + + result = 1; + + end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + + DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx); + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + + UTHFreePackets(&p, 1); + return result; +} + +/** + * \test Test a valid dce_stub_data with just a request frag. + */ +static int DetectDceStubDataTestParse03(void) +{ + int result = 0; + Signature *s = NULL; + ThreadVars th_v; + Packet *p = NULL; + Flow f; + TcpSession ssn; + DetectEngineThreadCtx *det_ctx = NULL; + DetectEngineCtx *de_ctx = NULL; + DCERPCState *dcerpc_state = NULL; + int r = 0; + + /* todo chop the request frag length and change the + * length related parameters in the frag */ + uint8_t dcerpc_request[] = { + 0x05, 0x00, 0x00, 0x03, 0x10, 0x00, 0x00, 0x00, + 0xec, 0x0c, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0xd4, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x09, 0x00, + 0xe1, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0xe1, 0x03, 0x00, 0x00, 0x83, 0xc7, 0x0b, 0x47, + 0x47, 0x47, 0x47, 0x81, 0x37, 0x22, 0xa5, 0x9b, + 0x4a, 0x75, 0xf4, 0xa3, 0x61, 0xd3, 0xbe, 0xdd, + 0x5a, 0xfb, 0x20, 0x1e, 0xfc, 0x10, 0x8e, 0x0f, + 0xa5, 0x9f, 0x4a, 0x22, 0x20, 0x9b, 0xa8, 0xd5, + 0xc4, 0xff, 0xc1, 0x3f, 0xbd, 0x9b, 0x4a, 0x22, + 0x2e, 0xc0, 0x7a, 0xa9, 0xfe, 0x97, 0xc9, 0xe1, + 0xa9, 0xf3, 0x2f, 0x22, 0xc9, 0x9b, 0x22, 0x50, + 0xa5, 0xf5, 0x4a, 0x4a, 0xce, 0x9b, 0x2f, 0x22, + 0x2e, 0x6f, 0xc1, 0xe1, 0xf3, 0xa8, 0x83, 0xa2, + 0x64, 0x98, 0xc1, 0x62, 0xa1, 0xa0, 0x89, 0x56, + 0xa8, 0x1b, 0x8b, 0x2b, 0x2e, 0xe3, 0x7a, 0xd1, + 0x03, 0xef, 0x58, 0x7c, 0x4e, 0x7d, 0x14, 0x76, + 0xfa, 0xc3, 0x7f, 0x02, 0xa5, 0xbb, 0x4a, 0x89, + 0x47, 0x6c, 0x12, 0xc9, 0x70, 0x18, 0x8e, 0x3a, + 0x2e, 0xcb, 0x52, 0xa9, 0x67, 0x98, 0x0a, 0x1e, + 0x2e, 0xc3, 0x32, 0x21, 0x7f, 0x10, 0x31, 0x3e, + 0xa6, 0x61, 0xc1, 0x61, 0x85, 0x98, 0x88, 0xa9, + 0xee, 0x83, 0x22, 0x51, 0xd6, 0xda, 0x4a, 0x4a, + 0xc1, 0xff, 0x38, 0x47, 0xcd, 0xe9, 0x25, 0x41, + 0xe4, 0xf3, 0x0d, 0x47, 0xd1, 0xcb, 0xc1, 0xd6, + 0x1e, 0x95, 0x4a, 0x22, 0xa5, 0x73, 0x08, 0x22, + 0xa5, 0x9b, 0xc9, 0xe6, 0xb5, 0xcd, 0x22, 0x43, + 0xd7, 0xe2, 0x0b, 0x4a, 0xe9, 0xf2, 0x28, 0x50, + 0xcd, 0xd7, 0x25, 0x43, 0xc1, 0x10, 0xbe, 0x99, + 0xa9, 0x9b, 0x4a, 0x22, 0x4d, 0xb8, 0x4a, 0x22, + 0xa5, 0x18, 0x8e, 0x2e, 0xf3, 0xc9, 0x22, 0x4e, + 0xc9, 0x9b, 0x4a, 0x4a, 0x96, 0xa9, 0x64, 0x46, + 0xcd, 0xec, 0x39, 0x10, 0xfa, 0xcf, 0xb5, 0x76, + 0x81, 0x8f, 0xc9, 0xe6, 0xa9, 0x10, 0x82, 0x7c, + 0xff, 0xc4, 0xa1, 0x0a, 0xf5, 0xcc, 0x1b, 0x74, + 0xf4, 0x10, 0x81, 0xa9, 0x9d, 0x98, 0xb0, 0xa1, + 0x65, 0x9f, 0xb9, 0x84, 0xd1, 0x9f, 0x13, 0x7c, + 0x47, 0x76, 0x12, 0x7c, 0xfc, 0x10, 0xbb, 0x09, + 0x55, 0x5a, 0xac, 0x20, 0xfa, 0x10, 0x7e, 0x15, + 0xa6, 0x69, 0x12, 0xe1, 0xf7, 0xca, 0x22, 0x57, + 0xd5, 0x9b, 0x4a, 0x4a, 0xd1, 0xfa, 0x38, 0x56, + 0xcd, 0xcc, 0x19, 0x63, 0xf6, 0xf3, 0x2f, 0x56, + 0xa5, 0x9b, 0x22, 0x51, 0xca, 0xf8, 0x21, 0x48, + 0xa5, 0xf3, 0x28, 0x4b, 0xcb, 0xff, 0x22, 0x47, + 0xcb, 0x9b, 0x4a, 0x4a, 0xc9, 0xf2, 0x39, 0x56, + 0xcd, 0xeb, 0x3e, 0x22, 0xa5, 0xf3, 0x2b, 0x41, + 0xc6, 0xfe, 0xc1, 0xfe, 0xf6, 0xca, 0xc9, 0xe1, + 0xad, 0xc8, 0x1b, 0xa1, 0x66, 0x93, 0x19, 0x73, + 0x26, 0x58, 0x42, 0x71, 0xf4, 0x18, 0x89, 0x2a, + 0xf6, 0xca, 0xb5, 0xf5, 0x2c, 0xd8, 0x42, 0xdd, + 0x72, 0x12, 0x09, 0x26, 0x5a, 0x4c, 0xc3, 0x21, + 0x5a, 0x4c, 0xc3, 0x61, 0x59, 0x64, 0x9d, 0xab, + 0xe6, 0x63, 0xc9, 0xc9, 0xad, 0x10, 0xa9, 0xa3, + 0x49, 0x0b, 0x4b, 0x22, 0xa5, 0xcf, 0x22, 0x23, + 0xa4, 0x9b, 0x4a, 0xdd, 0x31, 0xbf, 0xe2, 0x23, + 0xa5, 0x9b, 0xcb, 0xe6, 0x35, 0x9a, 0x4a, 0x22, + 0xcf, 0x9d, 0x20, 0x23, 0xcf, 0x99, 0xb5, 0x76, + 0x81, 0x83, 0x20, 0x22, 0xcf, 0x9b, 0x20, 0x22, + 0xcd, 0x99, 0x4a, 0xe6, 0x96, 0x10, 0x96, 0x71, + 0xf6, 0xcb, 0x20, 0x23, 0xf5, 0xf1, 0x5a, 0x71, + 0xf5, 0x64, 0x1e, 0x06, 0x9d, 0x64, 0x1e, 0x06, + 0x8d, 0x5c, 0x49, 0x32, 0xa5, 0x9b, 0x4a, 0xdd, + 0xf1, 0xbf, 0x56, 0xa1, 0x61, 0xbf, 0x13, 0x78, + 0xf4, 0xc9, 0x1a, 0x11, 0x77, 0xc9, 0x22, 0x51, + 0xc0, 0xf5, 0x2e, 0xa9, 0x61, 0xc9, 0x22, 0x50, + 0xc0, 0xf8, 0x3c, 0xa9, 0x71, 0xc9, 0x1b, 0x72, + 0xf4, 0x64, 0x9d, 0xb1, 0x5a, 0x4c, 0xdf, 0xa1, + 0x61, 0x8b, 0x12, 0x78, 0xfc, 0xc8, 0x1f, 0x72, + 0x2e, 0x77, 0x1a, 0x42, 0xcf, 0x9f, 0x10, 0x72, + 0x2e, 0x47, 0xa2, 0x63, 0xa5, 0x9b, 0x4a, 0x48, + 0xa5, 0xf3, 0x26, 0x4e, 0xca, 0xf8, 0x22, 0x57, + 0xc4, 0xf7, 0x0b, 0x4a, 0xf3, 0xf2, 0x38, 0x56, + 0xf1, 0xcd, 0xb5, 0xf5, 0x26, 0x5f, 0x5a, 0x78, + 0xf7, 0xf1, 0x0a, 0x4a, 0xa5, 0x8b, 0x4a, 0x22, + 0xf7, 0xf1, 0x4a, 0xdd, 0x75, 0x12, 0x0e, 0x06, + 0x81, 0xc1, 0xd9, 0xca, 0xb5, 0x9b, 0x4a, 0x22, + 0xc4, 0xc0, 0xb5, 0xc1, 0xc5, 0xa8, 0x8a, 0x92, + 0xa1, 0x73, 0x5c, 0x22, 0xa5, 0x9b, 0x2b, 0xe1, + 0xc5, 0xc9, 0x19, 0x11, 0x65, 0x73, 0x40, 0x22, + 0xa5, 0x9b, 0x11, 0x78, 0xa6, 0x43, 0x61, 0xf2, + 0xd0, 0x74, 0x2b, 0xe1, 0x96, 0x52, 0x1b, 0x70, + 0xf6, 0x64, 0x3f, 0x22, 0x5a, 0xcf, 0x4f, 0x26, + 0x20, 0x5b, 0x34, 0x23, 0x66, 0x64, 0x1f, 0xd2, + 0xa5, 0x9b, 0x4a, 0x22, 0xa5, 0x9b, 0x4a, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x54, 0x58, + 0x2d, 0x6f, 0x41, 0x3f, 0x3f, 0x2d, 0x6f, 0x41, + 0x3f, 0x3f, 0x2d, 0x6f, 0x41, 0x3f, 0x3f, 0x2d, + 0x6f, 0x43, 0x42, 0x42, 0x50, 0x5f, 0x57, 0xc3, + 0x33, 0x5f, 0x37, 0x74, 0x78, 0x78, 0x78, 0x78, + 0x78, 0x78, 0x78, 0x78, 0x78, 0x78, 0x78, 0x78, + 0xeb, 0xd4, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x01, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00, + 0x53, 0x69, 0x74, 0x65, 0x4e, 0x61, 0x6d, 0x65, + 0x00, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, + 0x44, 0x73, 0x44, 0x61, 0x74, 0x61, 0x62, 0x61, + 0x73, 0x65, 0x50, 0x61, 0x74, 0x68, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, + 0x44, 0x73, 0x4c, 0x6f, 0x67, 0x50, 0x61, 0x74, + 0x68, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0b, 0x00, 0x00, 0x00, 0x53, 0x79, 0x73, 0x74, + 0x65, 0x6d, 0x56, 0x6f, 0x6c, 0x75, 0x6d, 0x65, + 0x52, 0x6f, 0x6f, 0x74, 0x50, 0x61, 0x74, 0x68, + 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, + 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0b, 0x00, 0x00, 0x00, 0x50, 0x61, 0x72, 0x65, + 0x6e, 0x74, 0x44, 0x6e, 0x73, 0x44, 0x6f, 0x6d, + 0x61, 0x69, 0x6e, 0x4e, 0x61, 0x6d, 0x65, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, + 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x07, 0x00, 0x00, 0x00, 0x50, 0x61, 0x72, 0x65, + 0x6e, 0x74, 0x53, 0x65, 0x72, 0x76, 0x65, 0x72, + 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, + 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x05, 0x00, 0x00, 0x00, 0x41, 0x63, 0x63, 0x6f, + 0x75, 0x6e, 0x74, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x72, 0x65, 0x66, 0x31, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x72, 0x65, 0x66, 0x32, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, + 0x01, 0x02, 0x03, 0x04 + }; + + uint32_t dcerpc_request_len = sizeof(dcerpc_request); + + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + p->flow = &f; + p->flowflags |= FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_ESTABLISHED; + p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_DCERPC; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + s = de_ctx->sig_list = SigInit(de_ctx, + "alert tcp any any -> any any " + "(msg:\"DCERPC\"; " + "dce_stub_data; content:\"|42 42 42 42|\";" + "sid:1;)"); + if (s == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOSERVER | STREAM_START, + dcerpc_request, dcerpc_request_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + dcerpc_state = f.alstate; + if (dcerpc_state == NULL) { + SCLogDebug("no dcerpc state: "); + goto end; + } + + p->flowflags &=~ FLOW_PKT_TOCLIENT; + p->flowflags |= FLOW_PKT_TOSERVER; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (!PacketAlertCheck(p, 1)) + goto end; + + result = 1; + + end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + + DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx); + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + + UTHFreePackets(&p, 1); + return result; +} + +static int DetectDceStubDataTestParse04(void) +{ + int result = 0; + Signature *s = NULL; + ThreadVars th_v; + Packet *p = NULL; + Flow f; + TcpSession ssn; + DetectEngineThreadCtx *det_ctx = NULL; + DetectEngineCtx *de_ctx = NULL; + DCERPCState *dcerpc_state = NULL; + int r = 0; + + uint8_t dcerpc_bind[] = { + 0x05, 0x00, 0x0b, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x48, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0xb8, 0x10, 0xb8, 0x10, 0x00, 0x00, 0x00, 0x00, + 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, + 0x01, 0xd0, 0x8c, 0x33, 0x44, 0x22, 0xf1, 0x31, + 0xaa, 0xaa, 0x90, 0x00, 0x38, 0x00, 0x10, 0x03, + 0x01, 0x00, 0x00, 0x00, 0x04, 0x5d, 0x88, 0x8a, + 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, + 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_bindack[] = { + 0x05, 0x00, 0x0c, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x44, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0xb8, 0x10, 0xb8, 0x10, 0x65, 0x8e, 0x00, 0x00, + 0x0d, 0x00, 0x5c, 0x50, 0x49, 0x50, 0x45, 0x5c, + 0x77, 0x69, 0x6e, 0x72, 0x65, 0x67, 0x00, 0x6d, + 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, + 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, + 0x02, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_request1[] = { + 0x05, 0x00, 0x00, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x24, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0x0c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, + 0x2c, 0xfd, 0xb5, 0x00, 0x40, 0xaa, 0x01, 0x00, + 0x00, 0x00, 0x00, 0x02, + }; + + uint8_t dcerpc_response1[] = { + 0x05, 0x00, 0x02, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x30, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xf6, 0x72, 0x28, 0x9c, + 0xf0, 0x57, 0xd8, 0x11, 0xb0, 0x05, 0x00, 0x0c, + 0x29, 0x87, 0xea, 0xe9, 0x00, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_request2[] = { + 0x05, 0x00, 0x00, 0x03, 0x10, 0x00, 0x00, 0x00, + 0xa4, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, + 0x8c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xf6, 0x72, 0x28, 0x9c, + 0xf0, 0x57, 0xd8, 0x11, 0xb0, 0x05, 0x00, 0x0c, + 0x29, 0x87, 0xea, 0xe9, 0x5c, 0x00, 0x5c, 0x00, + 0xa8, 0xb9, 0x14, 0x00, 0x2e, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x2e, 0x00, 0x00, 0x00, + 0x53, 0x00, 0x4f, 0x00, 0x46, 0x00, 0x54, 0x00, + 0x57, 0x00, 0x41, 0x00, 0x52, 0x00, 0x45, 0x00, + 0x5c, 0x00, 0x4d, 0x00, 0x69, 0x00, 0x63, 0x00, + 0x72, 0x00, 0x6f, 0x00, 0x73, 0x00, 0x6f, 0x00, + 0x66, 0x00, 0x74, 0x00, 0x5c, 0x00, 0x57, 0x00, + 0x69, 0x00, 0x6e, 0x00, 0x64, 0x00, 0x6f, 0x00, + 0x77, 0x00, 0x73, 0x00, 0x5c, 0x00, 0x43, 0x00, + 0x75, 0x00, 0x72, 0x00, 0x72, 0x00, 0x65, 0x00, + 0x6e, 0x00, 0x74, 0x00, 0x56, 0x00, 0x65, 0x00, + 0x72, 0x00, 0x73, 0x00, 0x69, 0x00, 0x6f, 0x00, + 0x6e, 0x00, 0x5c, 0x00, 0x52, 0x00, 0x75, 0x00, + 0x6e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x03, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_response2[] = { + 0x05, 0x00, 0x02, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x30, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, + 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xf7, 0x72, 0x28, 0x9c, + 0xf0, 0x57, 0xd8, 0x11, 0xb0, 0x05, 0x00, 0x0c, + 0x29, 0x87, 0xea, 0xe9, 0x00, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_request3[] = { + 0x05, 0x00, 0x00, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x70, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, + 0x58, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xf7, 0x72, 0x28, 0x9c, + 0xf0, 0x57, 0xd8, 0x11, 0xb0, 0x05, 0x00, 0x0c, + 0x29, 0x87, 0xea, 0xe9, 0x0c, 0x00, 0x0c, 0x00, + 0x98, 0xda, 0x14, 0x00, 0x06, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, + 0x4f, 0x00, 0x73, 0x00, 0x61, 0x00, 0x33, 0x00, + 0x32, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0x18, 0x00, 0x00, 0x00, 0x4e, 0x00, 0x54, 0x00, + 0x4f, 0x00, 0x53, 0x00, 0x41, 0x00, 0x33, 0x00, + 0x32, 0x00, 0x2e, 0x00, 0x45, 0x00, 0x58, 0x00, + 0x45, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_response3[] = { + 0x05, 0x00, 0x02, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x1c, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, + 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + }; + + uint32_t dcerpc_bind_len = sizeof(dcerpc_bind); + uint32_t dcerpc_bindack_len = sizeof(dcerpc_bindack); + + uint32_t dcerpc_request1_len = sizeof(dcerpc_request1); + uint32_t dcerpc_response1_len = sizeof(dcerpc_response1); + + uint32_t dcerpc_request2_len = sizeof(dcerpc_request2); + uint32_t dcerpc_response2_len = sizeof(dcerpc_response2); + + uint32_t dcerpc_request3_len = sizeof(dcerpc_request3); + uint32_t dcerpc_response3_len = sizeof(dcerpc_response3); + + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + p->flow = &f; + p->flowflags |= FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_ESTABLISHED; + p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_DCERPC; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any " + "(msg:\"DCERPC\"; dce_stub_data; content:\"|00 02|\"; sid:1;)"); + if (s == NULL) + goto end; + s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any " + "(msg:\"DCERPC\"; dce_stub_data; content:\"|00 75|\"; sid:2;)"); + if (s == NULL) + goto end; + s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any " + "(msg:\"DCERPC\"; dce_stub_data; content:\"|00 18|\"; sid:3;)"); + if (s == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOSERVER | STREAM_START, + dcerpc_bind, dcerpc_bind_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + p->flowflags &=~ FLOW_PKT_TOCLIENT; + p->flowflags |= FLOW_PKT_TOSERVER; + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + dcerpc_state = f.alstate; + if (dcerpc_state == NULL) { + SCLogDebug("no dcerpc state: "); + goto end; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOCLIENT, dcerpc_bindack, + dcerpc_bindack_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + p->flowflags &=~ FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_TOCLIENT; + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + /* request1 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOSERVER, dcerpc_request1, + dcerpc_request1_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOCLIENT; + p->flowflags |= FLOW_PKT_TOSERVER; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (!PacketAlertCheck(p, 1) || PacketAlertCheck(p, 2) || PacketAlertCheck(p, 3)) + goto end; + + /* response1 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOCLIENT, dcerpc_response1, + dcerpc_response1_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_TOCLIENT; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1) || PacketAlertCheck(p, 2) || PacketAlertCheck(p, 3)) + goto end; + + /* request2 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOSERVER, dcerpc_request2, + dcerpc_request2_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOCLIENT; + p->flowflags |= FLOW_PKT_TOSERVER; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1) || !PacketAlertCheck(p, 2) || PacketAlertCheck(p, 3)) + goto end; + + /* response2 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOCLIENT, dcerpc_response2, + dcerpc_response2_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_TOCLIENT; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1) || PacketAlertCheck(p, 2) || PacketAlertCheck(p, 3)) + goto end; + + /* request3 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOSERVER, dcerpc_request3, + dcerpc_request3_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOCLIENT; + p->flowflags |= FLOW_PKT_TOSERVER; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1) || PacketAlertCheck(p, 2) || !PacketAlertCheck(p, 3)) + goto end; + + /* response3 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOCLIENT | STREAM_EOF, + dcerpc_response3, dcerpc_response3_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_TOCLIENT; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1) || PacketAlertCheck(p, 2) || PacketAlertCheck(p, 3)) + goto end; + + result = 1; + + end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + + DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx); + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + + UTHFreePackets(&p, 1); + return result; +} + +static int DetectDceStubDataTestParse05(void) +{ + int result = 0; + Signature *s = NULL; + ThreadVars th_v; + Packet *p = NULL; + Flow f; + TcpSession ssn; + DetectEngineThreadCtx *det_ctx = NULL; + DetectEngineCtx *de_ctx = NULL; + DCERPCState *dcerpc_state = NULL; + int r = 0; + + uint8_t dcerpc_request1[] = { + 0x05, 0x00, 0x00, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x24, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0x0c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, + 0x2c, 0xfd, 0xb5, 0x00, 0x40, 0xaa, 0x01, 0x00, + 0x00, 0x00, 0x00, 0x02, + }; + + uint8_t dcerpc_response1[] = { + 0x05, 0x00, 0x02, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x30, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xf6, 0x72, 0x28, 0x9c, + 0xf0, 0x57, 0xd8, 0x11, 0xb0, 0x05, 0x00, 0x0c, + 0x29, 0x87, 0xea, 0xe9, 0x00, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_request2[] = { + 0x05, 0x00, 0x00, 0x03, 0x10, 0x00, 0x00, 0x00, + 0xa4, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, + 0x8c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xf6, 0x72, 0x28, 0x9c, + 0xf0, 0x57, 0xd8, 0x11, 0xb0, 0x05, 0x00, 0x0c, + 0x29, 0x87, 0xea, 0xe9, 0x5c, 0x00, 0x5c, 0x00, + 0xa8, 0xb9, 0x14, 0x00, 0x2e, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x2e, 0x00, 0x00, 0x00, + 0x53, 0x00, 0x4f, 0x00, 0x46, 0x00, 0x54, 0x00, + 0x57, 0x00, 0x41, 0x00, 0x52, 0x00, 0x45, 0x00, + 0x5c, 0x00, 0x4d, 0x00, 0x69, 0x00, 0x63, 0x00, + 0x72, 0x00, 0x6f, 0x00, 0x73, 0x00, 0x6f, 0x00, + 0x66, 0x00, 0x74, 0x00, 0x5c, 0x00, 0x57, 0x00, + 0x69, 0x00, 0x6e, 0x00, 0x64, 0x00, 0x6f, 0x00, + 0x77, 0x00, 0x73, 0x00, 0x5c, 0x00, 0x43, 0x00, + 0x75, 0x00, 0x72, 0x00, 0x72, 0x00, 0x65, 0x00, + 0x6e, 0x00, 0x74, 0x00, 0x56, 0x00, 0x65, 0x00, + 0x72, 0x00, 0x73, 0x00, 0x69, 0x00, 0x6f, 0x00, + 0x6e, 0x00, 0x5c, 0x00, 0x52, 0x00, 0x75, 0x00, + 0x6e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x03, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_response2[] = { + 0x05, 0x00, 0x02, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x30, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, + 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xf7, 0x72, 0x28, 0x9c, + 0xf0, 0x57, 0xd8, 0x11, 0xb0, 0x05, 0x00, 0x0c, + 0x29, 0x87, 0xea, 0xe9, 0x00, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_request3[] = { + 0x05, 0x00, 0x00, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x70, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, + 0x58, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xf7, 0x72, 0x28, 0x9c, + 0xf0, 0x57, 0xd8, 0x11, 0xb0, 0x05, 0x00, 0x0c, + 0x29, 0x87, 0xea, 0xe9, 0x0c, 0x00, 0x0c, 0x00, + 0x98, 0xda, 0x14, 0x00, 0x06, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, + 0x4f, 0x00, 0x73, 0x00, 0x61, 0x00, 0x33, 0x00, + 0x32, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, + 0x18, 0x00, 0x00, 0x00, 0x4e, 0x00, 0x54, 0x00, + 0x4f, 0x00, 0x53, 0x00, 0x41, 0x00, 0x33, 0x00, + 0x32, 0x00, 0x2e, 0x00, 0x45, 0x00, 0x58, 0x00, + 0x45, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, + }; + + uint8_t dcerpc_response3[] = { + 0x05, 0x00, 0x02, 0x03, 0x10, 0x00, 0x00, 0x00, + 0x1c, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, + 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + }; + + uint32_t dcerpc_request1_len = sizeof(dcerpc_request1); + uint32_t dcerpc_response1_len = sizeof(dcerpc_response1); + + uint32_t dcerpc_request2_len = sizeof(dcerpc_request2); + uint32_t dcerpc_response2_len = sizeof(dcerpc_response2); + + uint32_t dcerpc_request3_len = sizeof(dcerpc_request3); + uint32_t dcerpc_response3_len = sizeof(dcerpc_response3); + + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + p->flow = &f; + p->flowflags |= FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_ESTABLISHED; + p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_DCERPC; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + s = de_ctx->sig_list = SigInit(de_ctx, + "alert tcp any any -> any any " + "(msg:\"DCERPC\"; " + "dce_stub_data; content:\"|00 02|\"; " + "sid:1;)"); + if (s == NULL) + goto end; + s = de_ctx->sig_list->next = SigInit(de_ctx, + "alert tcp any any -> any any " + "(msg:\"DCERPC\"; " + "dce_stub_data; content:\"|00 75|\"; " + "sid:2;)"); + if (s == NULL) + goto end; + s = de_ctx->sig_list->next->next = SigInit(de_ctx, + "alert tcp any any -> any any " + "(msg:\"DCERPC\"; " + "dce_stub_data; content:\"|00 18|\"; " + "sid:3;)"); + if (s == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + /* request1 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOSERVER | STREAM_START, + dcerpc_request1, dcerpc_request1_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + dcerpc_state = f.alstate; + if (dcerpc_state == NULL) { + SCLogDebug("no dcerpc state: "); + goto end; + } + + p->flowflags &=~ FLOW_PKT_TOCLIENT; + p->flowflags |= FLOW_PKT_TOSERVER; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (!PacketAlertCheck(p, 1) || PacketAlertCheck(p, 2) || PacketAlertCheck(p, 3)) + goto end; + + /* response1 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOCLIENT, + dcerpc_response1, dcerpc_response1_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_TOCLIENT; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1) || PacketAlertCheck(p, 2) || PacketAlertCheck(p, 3)) + goto end; + + /* request2 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOSERVER, + dcerpc_request2, dcerpc_request2_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOCLIENT; + p->flowflags |= FLOW_PKT_TOSERVER; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1) || !PacketAlertCheck(p, 2) || PacketAlertCheck(p, 3)) + goto end; + + /* response2 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOCLIENT, + dcerpc_response2, dcerpc_response2_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_TOCLIENT; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1) || PacketAlertCheck(p, 2) || PacketAlertCheck(p, 3)) + goto end; + + /* request3 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOSERVER, + dcerpc_request3, dcerpc_request3_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOCLIENT; + p->flowflags |= FLOW_PKT_TOSERVER; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1) || PacketAlertCheck(p, 2) || !PacketAlertCheck(p, 3)) + goto end; + + /* response3 */ + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DCERPC, STREAM_TOCLIENT | STREAM_EOF, + dcerpc_response3, dcerpc_response3_len); + if (r != 0) { + SCLogDebug("AppLayerParse for dcerpc failed. Returned %" PRId32, r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + p->flowflags &=~ FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_TOCLIENT; + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1)) + goto end; + + result = 1; + + end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + + DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx); + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + + UTHFreePackets(&p, 1); + return result; +} + + +#endif + +void DetectDceStubDataRegisterTests(void) +{ +#ifdef UNITTESTS + UtRegisterTest("DetectDceStubDataTestParse01", DetectDceStubDataTestParse01, 1); + UtRegisterTest("DetectDceStubDataTestParse02", DetectDceStubDataTestParse02, 1); + UtRegisterTest("DetectDceStubDataTestParse03", DetectDceStubDataTestParse03, 1); + UtRegisterTest("DetectDceStubDataTestParse04", DetectDceStubDataTestParse04, 1); + UtRegisterTest("DetectDceStubDataTestParse05", DetectDceStubDataTestParse05, 1); +#endif + + return; +} |