Méthode
—
Port
5061
Chemin / cible
—
Service
SIP TLS
Payload
OPTIONS sip:nm SIP/2.0 Via: SIP/2.0/TCP nm;branch=foo From: <sip:nm@nm>;tag=root To: <sip:nm2@nm2> Call-ID: 50000 CSeq: 42
Pourquoi cette classification : Type « http_smuggling_probe » (signaux protocolaires) · confiance 95%
Confiance classification
95%
Risque capteur
Moyen
· 52
Confiance : Confiance 95 % — Motif catalogue confirmé
Protocole émulé
1
Signaux
pat-0842
Technique MITRE
TA0001
Tactiques MITRE
TA0001
TA0002
Motifs de détection (base)
CRS 921130 duplicate CL
SIP protocol
HTTP OPTIONS method
SIP OPTIONS
User-Agent
—
Règles WAF
—
Payload (extrait)
OPTIONS sip:nm SIP/2.0
Via: SIP/2.0/TCP nm;branch=foo
From: <sip:nm@nm>;tag=root
To: <sip:nm2@nm2>
Call-ID: 50000
CSeq: 42
Requête brute (extrait)
OPTIONS sip:nm SIP/2.0 Via: SIP/2.0/TCP nm;branch=foo From: <sip:nm@nm>;tag=root To: <sip:nm2@nm2> Call-ID: 50000 CSeq: 42 OPTIONS Max-Forwards: 70 Content-Length: 0 Contact: <sip:nm@nm> Accept: application/sdp
Meta JSON brut
{
"protocol_emulated": true,
"emulator_response": "5349502f322e3020323030204f4b0d0a5669613a205349502f322e302f55445020686f6e6579706f740d0a46726f6d3a203c7369703a686f6e6579706f74406c6f63616c3e3b7461673d6870310d0a546f3a203c7369703a70726f6265406c6f63616c3e3b7461673d6870320d0a43616c6c2d49443a20686f6e6579706f742d",
"emulator_response_len": 215,
"bytes_in": 227,
"payload_entropy": 5.180133198610013,
"port_category": "registered",
"org": "Alibaba (US) Technology Co., Ltd.",
"service": "sip-tls",
"app_proto": "sip-tls",
"asn": 45102,
"country": "US",
"dst_port": 5061,
"risk_waf": 8,
"risk_classification": 85,
"risk_behavior": 0,
"risk_geo": 0,
"risk_protocol": 30,
"risk_novelty": 15,
"risk_boost": 0,
"risk_granularity": 2.3,
"risk_breakdown": {
"waf": 8,
"classification": 85,
"behavior": 0,
"geo": 0,
"protocol": 30,
"novelty": 15
},
"risk_score": 52,
"tag_count": 3,
"anomaly_count": 0,
"campaign_key": "5be3b60591346242b76f64d001171712d237d13a",
"event_fingerprint": "023bc9d1c35abdce99228ec210a0d9707a172294",
"classification_reason": "Type \u00ab http_smuggling_probe \u00bb (signaux protocolaires) \u00b7 confiance 95%",
"confidence": 0.95,
"classification_confidence": 0.95,
"precision_score": 84,
"precision_signals": [
"pat-0842"
],
"kb_rule_ids": [
"pat-0842"
],
"matched_patterns": [
"pat-0842",
"pat-0384",
"pat-0420",
"pat-0535"
],
"matched_pattern_names": [
"CRS 921130 duplicate CL",
"SIP protocol",
"HTTP OPTIONS method",
"SIP OPTIONS"
],
"pattern_ids": [
"pat-0842",
"pat-0384",
"pat-0420",
"pat-0535"
],
"confidence_breakdown": {
"waf": 8,
"classification": 85,
"behavior": 0,
"geo": 0,
"protocol": 30,
"novelty": 15,
"risk_score": 52
},
"named_classification_skipped": false,
"service_name": "sip-tls",
"risk_confidence_factor": 95,
"city": null,
"is_datacenter": false,
"is_tor_hint": false,
"geo": {
"country": "US",
"asn": 45102,
"org": "Alibaba (US) Technology Co., Ltd.",
"is_datacenter": false,
"is_tor_hint": false
},
"fingerprint": {
"payload_hash": "87f89176eb26212ca06d0da7f91c9b39",
"path_pattern_hash": "06b55a159b5d265fc8976ebb0a005f8a"
},
"target_context": {
"dst_port": 5061,
"service": "sip-tls",
"service_name": "sip-tls",
"risk_score": 52
},
"payload_preview": "OPTIONS sip:nm SIP\/2.0\r\nVia: SIP\/2.0\/TCP nm;branch=foo\r\nFrom: <sip:nm@nm>;tag=root\r\nTo: <sip:nm2@nm2>\r\nCall-ID: 50000\r\nCSeq: 42 ",
"request_sample": "OPTIONS sip:nm SIP\/2.0\r\nVia: SIP\/2.0\/TCP nm;branch=foo\r\nFrom: <sip:nm@nm>;tag=root\r\nTo: <sip:nm2@nm2>\r\nCall-ID: 50000\r\nCSeq: 42 OPTIONS\r\nMax-Forwards: 70\r\nContent-Length: 0\r\nContact: <sip:nm@nm>\r\nAccept: application\/sdp\r\n\r\n\r\n\r\n",
"payload_snippet": "OPTIONS sip:nm SIP\/2.0\r\nVia: SIP\/2.0\/TCP nm;branch=foo\r\nFrom: <sip:nm@nm>;tag=root\r\nTo: <sip:nm2@nm2>\r\nCall-ID: 50000\r\nCSeq: 42",
"evidence": {
"request_sample": "OPTIONS sip:nm SIP\/2.0\r\nVia: SIP\/2.0\/TCP nm;branch=foo\r\nFrom: <sip:nm@nm>;tag=root\r\nTo: <sip:nm2@nm2>\r\nCall-ID: 50000\r\nCSeq: 42 OPTIONS\r\nMax-Forwards: 70\r\nContent-Length: 0\r\nContact: <sip:nm@nm>\r\nAccept: application\/sdp\r\n\r\n\r\n\r\n",
"payload_snippet": "OPTIONS sip:nm SIP\/2.0\r\nVia: SIP\/2.0\/TCP nm;branch=foo\r\nFrom: <sip:nm@nm>;tag=root\r\nTo: <sip:nm2@nm2>\r\nCall-ID: 50000\r\nCSeq: 42",
"classification_reason": "Type \u00ab http_smuggling_probe \u00bb (signaux protocolaires) \u00b7 confiance 95%"
},
"attack_stage": "exploit_attempt",
"mitre_tactics": [
"TA0001",
"TA0002"
],
"mitre": "TA0001",
"threat_family": [
"web_injection"
],
"recommended_client_action": "investigate",
"policy_mode": "intelligence",
"sensor_role": "threat_intelligence",
"event_signature": "75c1d295990a98fd7dbb587750268061ca80536d",
"protocol_details": {
"payload_preview": "OPTIONS sip:nm SIP\/2.0\r\nVia: SIP\/2.0\/TCP nm;branch=foo\r\nFrom: <sip:nm@nm>;tag=root\r\nTo: <sip:nm2@nm2>\r\nCall-ID: 50000\r\nCSeq: 42",
"port": 5061,
"service": "sip-tls",
"service_label_fr": "SIP TLS"
},
"evidence_snippet": "OPTIONS sip:nm SIP\/2.0\r\nVia: SIP\/2.0\/TCP nm;branch=foo\r\nFrom: <sip:nm@nm>;tag=root\r\nTo: <sip:nm2@nm2>\r\nCall-ID: 50000\r\nCSeq: 42",
"attack_vector": "http smuggling probe \u00b7 via SIP TLS:5061 \u00b7 (tentative d'exploit)",
"target_port_label": "5061 \u00b7 SIP TLS",
"emulator_service": "sip-tls",
"confidence_reason": "Confiance 95 % \u2014 Motif catalogue confirm\u00e9",
"site_display": {
"classification": null,
"classification_reason": "Type \u00ab http_smuggling_probe \u00bb (signaux protocolaires) \u00b7 confiance 95%",
"classification_reason_label_fr": "Type \u00ab http_smuggling_probe \u00bb (signaux protocolaires) \u00b7 confiance 95%",
"executive_one_liner_fr": "Activit\u00e9 suspecte \u2014 risque 52\/100 (Moyen) \u2014 MITRE TA0001 \u2014 confiance 95 % \u2014 via SIP TLS",
"confidence_pct": 95,
"confidence_breakdown": {
"waf": 8,
"classification": 85,
"behavior": 0,
"geo": 0,
"protocol": 30,
"novelty": 15,
"risk_score": 52
},
"attack_stage": "exploit_attempt",
"attack_stage_label": "Tentative d'exploit",
"attack_chain_stage": "exploitation",
"attack_chain_stage_label_fr": "Exploitation",
"risk_score": 52,
"risk_label": "Moyen",
"service_name": "sip-tls",
"service_label_fr": "SIP TLS",
"dst_port": 5061,
"protocol_emulated": true,
"tags_summary": [
"pat-0842"
],
"tags_summary_labels_fr": [
"pat-0842"
],
"recommended_action": "investigate",
"recommended_action_label": "Investiguer",
"mitre": "TA0001",
"mitre_technique": "TA0001",
"persona_hostname": "mail.sensor-1.internal",
"persona_service_banner": "honeypot-sip-tls",
"correlation_flags": null,
"correlation_flags_labels_fr": null,
"sensor_role": "threat_intelligence",
"sensor_role_label_fr": "Renseignement menaces",
"confidence_hint_fr": null,
"protocol_details": {
"payload_preview": "OPTIONS sip:nm SIP\/2.0\r\nVia: SIP\/2.0\/TCP nm;branch=foo\r\nFrom: <sip:nm@nm>;tag=root\r\nTo: <sip:nm2@nm2>\r\nCall-ID: 50000\r\nCSeq: 42",
"port": 5061,
"service": "sip-tls",
"service_label_fr": "SIP TLS"
},
"attack_vector": "http smuggling probe \u00b7 via SIP TLS:5061 \u00b7 (tentative d'exploit)",
"evidence_snippet": "OPTIONS sip:nm SIP\/2.0\r\nVia: SIP\/2.0\/TCP nm;branch=foo\r\nFrom: <sip:nm@nm>;tag=root\r\nTo: <sip:nm2@nm2>\r\nCall-ID: 50000\r\nCSeq: 42",
"target_port_label": "5061 \u00b7 SIP TLS",
"emulator_service": "sip-tls",
"confidence_reason": "Confiance 95 % \u2014 Motif catalogue confirm\u00e9",
"confidence_factors_fr": "Confiance 95 % \u2014 Score WAF 8",
"campaign_hint_fr": null,
"attack_phases_timeline_fr": [
{
"key": "recon",
"label_fr": "Reconnaissance",
"active": false,
"kind": "stage"
},
{
"key": "probe",
"label_fr": "Sonde \/ probe",
"active": false,
"kind": "stage"
},
{
"key": "exploit_attempt",
"label_fr": "Tentative d'exploit",
"active": true,
"kind": "stage"
},
{
"key": "post_exploit",
"label_fr": "Post-exploitation",
"active": false,
"kind": "stage"
},
{
"key": "c2",
"label_fr": "Commande & contr\u00f4le",
"active": false,
"kind": "stage"
},
{
"key": "exploitation",
"label_fr": "Exploitation",
"active": true,
"kind": "chain",
"hint_fr": null
}
]
},
"honeypot_persona": {
"sensor_id": "sensor-1",
"hostname": "mail.sensor-1.internal",
"mail_host": "mail.sensor-1.internal",
"ldap_dc": "dc.sensor-1.internal",
"k8s_cluster": "hp-sensor-1",
"domain": "sensor-1.internal",
"service_role": "sip_tls",
"service_banner": "honeypot-sip-tls",
"service_os": "linux",
"dst_port": "5061"
},
"hostname": "mail.sensor-1.internal",
"sensor_id": "sensor-1",
"attack_chain_stage": "exploitation",
"ban_policy": "advisory_investigate",
"tags_list": [
"net_sip_voip_probe",
"sip_tls_emulated",
"sip_voip_probe"
]
}
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