Fiche IP

Brésil

16.5.0.216

Activité suspecte · risque 35/100

FAI EMBNEX, LLC Première vue 20/10/2026 06:16 UTC Dernière vue 21/10/2026 08:00 UTC Risque Moyen

Période 2026-09-21 → 2026-10-21

Moyen 50/100

24h 7j 30j 90j

Synthèse

Score de risque max. 50/100 Moyen · Maximum de risk_score (événements honeypot)

Première observation 20/10/2026 06:16 UTC

Dernière observation 21/10/2026 08:00 UTC

Événements (période) 9

MITRE ATT&CK principal T1046 7 occurrences

Pourquoi listée

Type « Sonde TLS » (signaux protocolaires) · confiance 50%

Confiance 58 % — Score WAF 8 · Bonus corrélation +8

Décision

Investiguer

Risque moyen. Relisez le port dominant et les preuves avant toute règle réseau.

50/100 Confiance 58 % 9 événements DNSBL 127.0.0.3 T1046

À faire

Reprendre le verdict DNSBL 127.0.0.3 (Sonde port) dans la règle ou le ticket.
Lire les preuves de la chronologie avant d’écrire une règle.
Comparer avec les IP du même FAI.
Annoter le verdict vrai positif ou faux positif.

Preuves JSON SOC CEF STIX Ticket nftables

Note de ticket

IP 16.5.0.216
Décision : Investiguer
Score max : 50/100 (Moyen)
Confiance : 58 %
Période : 2026-09-21 → 2026-10-21 · 9 événements
Motif : Type « Sonde TLS » (signaux protocolaires) · confiance 50%
DNSBL : 216.0.5.16.dnsbl.blacklistip.com → 127.0.0.3 (Sonde port)
MITRE : T1046
FAI : EMBNEX, LLC · Brésil

Comparaison ASN / FAI

ASN 401661 · 16.5.0.0/24 · ARIN — 8 pair(s) ASN/FAI listé(s) — activité locale élevée vs pairs · 9 événements sur la période pour cette IP.

16.5.0.173 Sonde WebSphere 21/10/2026 12:25 UTC
16.5.0.174 SSRF 21/10/2026 12:25 UTC
16.5.0.175 Sonde WebSphere 21/10/2026 12:25 UTC
16.5.0.214 Sonde OpenVPN 21/10/2026 12:24 UTC
16.5.0.213 Sonde OpenVPN 21/10/2026 12:24 UTC
16.5.0.212 Sonde OpenVPN 21/10/2026 12:24 UTC
16.5.0.215 Sonde OpenVPN 21/10/2026 12:24 UTC
16.5.0.182 Sonde TLS 21/10/2026 11:17 UTC

Événements (filtres)

Première observation

20/10/2026 06:16 UTC

Dernière observation

21/10/2026 08:00 UTC

Dernière activité (filtres)

21/10/2026 08:00 UTC

Événements 7j

Ports distincts (7j)

Classifications (7j)

Sévérité max (7j)

Élevée

Activité multi-protocole

Cette IP touche plusieurs services simulés (pas seulement le web).

OPENVPN TCP 7 TLS TCP 1

OPENVPN

TLS

Géolocalisation

Origine réseau déclarée

Brésil unknown unknown

FAI / réseau

Opérateur et dernière activité ban

EMBNEX, LLC 0 Port 6466 Sonde port

Renseignement menaces

Score capteur — surveiller, investiguer ou bloquer.

Recommandation

Stade d'attaque

Sonde / probe

Chaîne d'attaque

Découverte

Vecteur d'attaque

tls probe · via TLS:6466 · (sonde / probe)

Détails protocole

Empreinte JA3: b881b92274f99205ebee7e9b
Empreinte JA4: 85d0b806a0f870026ccd06a7

Aperçu payload

uq �+�/�,�0̨̩��/5 .

Port / service

6466 · TLS

Service émulé

TLS

Raison confiance

Confiance 50 % — Motif catalogue confirmé

Technique MITRE

TA0007

Persona capteur

mail.sensor-1.internal

Corrélations comportementales

Multi-protocole corrélé (5 min)

Recommandation

Surveiller

Rôle capteur

Renseignement menaces

Signaux de précision

pat-0554

Confiance

58% Corrélation +8

Famille de menace

scanner IP signalée (IPsum, 3 listes ou plus) IP malveillante (CINS Army)

MITRE ATT&CK — tactiques

Reconnaissance Développement Accès Exécution Persistance Élévation Contournement Accès Découverte Mouvement Collecte Commande Exfiltration Impact

Décomposition confiance

Décomposition du score

Filtres

Les dates De/À priment sur la période. Affinez protocole, port, service et classification.

proto=Tous service=Tous port=Tous type=Tous sév.=Toutes

Période

Protocole

Port (dst)

Service

Classification

Sévérité min

Sévérité max

Réinitialiser

Profil d’activité

Heures UTC et jours de la semaine, calculés sur les séries de la page

Heures UTC

Jours de semaine

Constats

Lecture automatique du volume, des ports et des créneaux UTC

Timeline

9 événements filtrés — activité quotidienne

Ports 24 h

Top ports ciblés sur les dernières 24 heures

Top ports

Part du volume sur la période filtrée

Top classifications

Libellés capteur, part du volume

Heatmap attaques 7j

Intensité par jour et heure (UTC capteur)

Chronologie des événements

9 événement(s) — page 1/1

Horodatage	Proto	Port	Service	Classification	Sévérité	Risque
21/10/2026 08:00:58 UTC	TCP	6466 · TLS	tls	Sonde TLS tls probe · via TLS:6466 · (sonde / probe)	Élevée	Faible · 35
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces Corrélations Multi-protocole corrélé (5 min) MITRE TA0007 TA0007 TA0001 Protocole JA3 b881b92274f99205 Émulateur TLS WAF — Recommandation Surveiller Tags tls_ja3 tls_no_sni tls_weak_cipher Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 6466 Chemin / cible — Service TLS Payload uq �+�/�,�0̨̩��/5 . Pourquoi cette classification : Type « Sonde TLS » (signaux protocolaires) · confiance 50% Confiance classification 58% Corrélation +8 Risque capteur Faible · 35 Confiance : Confiance 50 % — Motif catalogue confirmé Signaux pat-0554 Technique MITRE TA0007 Tactiques MITRE TA0007 TA0001 User-Agent — Règles WAF — Payload (extrait) uq �+�/�,�0̨̩��/5 . Meta JSON brut {"tls_ja3_hash":"b881b92274f99205ebee7e9bdc064408","tls_sni":null,"tls_weak_cipher":true,"tls_weak_cipher_count":3,"bytes_in":122,"payload_entropy":4.768636352937427,"port_category":"registered","org":"EMBNEX, LLC","service":"tls","app_proto":"tls","asn":401661,"country":"BR","dst_port":6466,"risk_waf":8,"risk_classification":32,"risk_behavior":0,"risk_geo":0,"risk_protocol":43,"risk_novelty":15,"risk_boost":6,"risk_granularity":3.9,"risk_breakdown":{"waf":8,"classification":32,"behavior":0,"geo":0,"protocol":43,"novelty":15},"risk_score":35,"tag_count":3,"anomaly_count":0,"campaign_key":"97dcc619ccdbde6258aa876da481996e987f3fbf","event_fingerprint":"221119302d9aec6c1e660be78b278f32393d784f","classification_confidence":0.58,"confidence":0.58,"precision_signals":["pat-0554"],"classification_reason":"Type \u00ab tls_probe \u00bb (signaux protocolaires) \u00b7 confiance 50%","confidence_breakdown":{"waf":8,"classification":32,"behavior":0,"geo":0,"protocol":43,"novelty":15,"risk_score":35,"correlation_boost":8},"service_name":"tls","risk_confidence_factor":50,"city":null,"is_datacenter":false,"is_tor_hint":false,"geo":{"country":"BR","asn":401661,"org":"EMBNEX, LLC","is_datacenter":false,"is_tor_hint":false},"fingerprint":{"ja3":"b881b92274f99205ebee7e9bdc064408","payload_hash":"4c92fb73c019513bccf555392c43921a","path_pattern_hash":"8792d2cfdc5028123bfb8f159de8656c","ja4":"85d0b806a0f870026ccd06a73943f734","tls_version":"0x0303","tls_cipher_count":13,"ja3_client_category":"nmap_…
21/10/2026 08:00:55 UTC	TCP	6466	—	Sonde port 6466 Sonde port · port 6466 · (sonde / probe)	Faible	Moyen · 44
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE TA0007 TA0007 TA0001 Protocole WAF — Recommandation Surveiller Tags — Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 6466 Chemin / cible — Pourquoi cette classification : Type « Sonde port » (signaux protocolaires) · confiance 50% Confiance classification 50% Confiance modérée — signal unique Risque capteur Moyen · 44 Confiance : Confiance modérée (50 %) — signal principal unique Signaux Fp Port Probe Noise Single Port Technique MITRE TA0007 Tactiques MITRE TA0007 TA0001 User-Agent — Règles WAF — Meta JSON brut {"bytes_in":0,"payload_entropy":0,"port_category":"registered","org":"EMBNEX, LLC","service":null,"app_proto":null,"asn":401661,"country":"BR","dst_port":6466,"risk_waf":8,"risk_classification":48,"risk_behavior":0,"risk_geo":0,"risk_protocol":0,"risk_novelty":0,"risk_boost":0,"risk_granularity":2.9,"risk_breakdown":{"waf":8,"classification":48,"behavior":0,"geo":0,"protocol":0,"novelty":0},"risk_score":44,"tag_count":0,"anomaly_count":0,"campaign_key":"f2bca28cb1964e725f72c748540910cf879450ad","event_fingerprint":"0a69c1a75cb9d8759ad690a5f747eb41c7e78076","classification_confidence":0.5,"confidence":0.5,"precision_signals":["INT-FP-port-probe-noise","INT-single-port"],"classification_reason":"Type \u00ab port_probe \u00bb (signaux protocolaires) \u00b7 confiance 50%","confidence_breakdown":{"waf":8,"classification":48,"behavior":0,"geo":0,"protocol":0,"novelty":0,"risk_score":44},"risk_confidence_factor":50,"city":null,"is_datacenter":false,"is_tor_hint":false,"geo":{"country":"BR","asn":401661,"org":"EMBNEX, LLC","is_datacenter":false,"is_tor_hint":false},"fingerprint":{"path_pattern_hash":"49ebffbc8eed300cf9429db1ba4cf66d"},"target_context":{"dst_port":6466,"risk_score":44},"attack_stage":"probe","mitre_tactics":["TA0007","TA0001"],"mitre":"TA0007","threat_family":["scanner"],"recommended_client_action":"monitor","policy_mode":"intelligence","sensor_role":"threat_intelligence","event_signature":"d1479a9306386debb21311b646b96862d3e9f6ab","protocol_details":{"port":6466},"at…
20/10/2026 06:16:58 UTC	TCP	1194 · OPENVPN	openvpn	Sonde OpenVPN openvpn probe · via OPENVPN:1194 · (sonde / probe)	Élevée	Moyen · 50
Étape Sonde / probe Chaîne Reconnaissance Persona mail.sensor-1.internal Rôle capteur Renseignement menaces Corrélations Scan coordonné MITRE T1046 TA0007 TA0001 Protocole Émulateur OPENVPN WAF — Recommandation Investiguer Tags net_openvpn_probe openvpn_emulated Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 1194 Chemin / cible — Service OPENVPN Payload l Pourquoi cette classification : Type « Sonde OpenVPN » (signaux protocolaires) · confiance 100% Confiance classification 100% Corrélation +10 Risque capteur Moyen · 50 Confiance : Confiance 100 % — 2 signal(aux) capteur Protocole émulé 1 Signaux Openvpn Pkt Vpn Openvpn Pkt Upstream Technique MITRE T1046 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) Mumble ping Minecraft varint handshake User-Agent — Règles WAF — Payload (extrait) l Meta JSON brut {"protocol_emulated":true,"emulator_response":"380000000000000000","emulator_response_len":9,"bytes_in":12,"payload_entropy":0.8166890883150209,"port_category":"registered","org":"EMBNEX, LLC","service":"openvpn","app_proto":"openvpn","asn":401661,"country":"BR","dst_port":1194,"risk_waf":8,"risk_classification":46,"risk_behavior":0,"risk_geo":0,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":3.3,"risk_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0},"risk_score":50,"tag_count":2,"anomaly_count":0,"campaign_key":"2efe01a5352b8e3c11273a98def287670150d7d7","event_fingerprint":"3a7ecaf9104d633c1b2b6cfa11ec7d30d1b69370","classification_reason":"Type \u00ab openvpn_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":131,"precision_signals":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"kb_rule_ids":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"matched_patterns":["pat-0768","pat-0554"],"matched_pattern_names":["Mumble ping","Minecraft varint handshake"],"pattern_ids":["pat-0768","pat-0554"],"confidence_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0,"risk_score":50,"correlation_boost":10},"named_classification_skipped":false,"service_name":"openvpn","risk_confidence_factor":100,"city":null,"is_datacenter":false,"is_tor_hint":false,"geo":{"country":"BR","asn":401661,"org":"EMBNEX, LLC","is_da…
20/10/2026 06:16:58 UTC	TCP	1194 · OPENVPN	openvpn	Sonde OpenVPN openvpn probe · via OPENVPN:1194 · (sonde / probe)	Élevée	Moyen · 50
Étape Sonde / probe Chaîne Reconnaissance Persona mail.sensor-1.internal Rôle capteur Renseignement menaces Corrélations Scan coordonné MITRE T1046 TA0007 TA0001 Protocole Émulateur OPENVPN WAF — Recommandation Investiguer Tags net_openvpn_probe openvpn_emulated wireguard_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 1194 Chemin / cible — Service OPENVPN Payload �D CKFDENECFDEFFCFGEFFCCACACACACACA CACACACACACACACACACACACACACACAAA Pourquoi cette classification : Type « Sonde OpenVPN » (signaux protocolaires) · confiance 100% Confiance classification 100% Corrélation +10 Risque capteur Moyen · 50 Confiance : Confiance 100 % — 3 signal(aux) capteur Protocole émulé 1 Signaux Openvpn Pkt Vpn Openvpn Pkt Upstream Technique MITRE T1046 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) Minecraft varint handshake User-Agent — Règles WAF — Payload (extrait) �D CKFDENECFDEFFCFGEFFCCACACACACACA CACACACACACACACACACACACACACACAAA Meta JSON brut {"protocol_emulated":true,"emulator_response":"380000000000000000","emulator_response_len":9,"bytes_in":72,"payload_entropy":2.5234708113000046,"port_category":"registered","org":"EMBNEX, LLC","service":"openvpn","app_proto":"openvpn","asn":401661,"country":"BR","dst_port":1194,"risk_waf":8,"risk_classification":46,"risk_behavior":0,"risk_geo":0,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":3.6,"risk_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0},"risk_score":50,"tag_count":3,"anomaly_count":0,"campaign_key":"a68283091efaa6f80eb430c2fb90b8417f4a1a6b","event_fingerprint":"3a7ecaf9104d633c1b2b6cfa11ec7d30d1b69370","classification_reason":"Type \u00ab openvpn_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":131,"precision_signals":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"kb_rule_ids":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"matched_patterns":["pat-0554"],"matched_pattern_names":["Minecraft varint handshake"],"pattern_ids":["pat-0554"],"confidence_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0,"risk_score":50,"correlation_boost":10},"named_classification_skipped":false,"service_name":"openvpn","risk_confidence_factor":100,"city":null,"is_datacenter":false,"is_tor_hint":false,"geo":{"country":"BR","asn":401661,"org":"EMBNEX, LLC","is_datacenter":false,"is_tor_hint":false}…
20/10/2026 06:16:58 UTC	TCP	1194 · OPENVPN	openvpn	Sonde OpenVPN openvpn probe · via OPENVPN:1194 · (sonde / probe)	Élevée	Moyen · 50
Étape Sonde / probe Chaîne Reconnaissance Persona mail.sensor-1.internal Rôle capteur Renseignement menaces Corrélations Scan coordonné MITRE T1046 TA0007 TA0001 Protocole Émulateur OPENVPN WAF — Recommandation Investiguer Tags net_openvpn_probe openvpn_emulated Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 1194 Chemin / cible — Service OPENVPN Payload �/ Pourquoi cette classification : Type « Sonde OpenVPN » (signaux protocolaires) · confiance 100% Confiance classification 100% Corrélation +10 Risque capteur Moyen · 50 Confiance : Confiance 100 % — 2 signal(aux) capteur Protocole émulé 1 Signaux Openvpn Pkt Vpn Openvpn Pkt Upstream Technique MITRE T1046 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) Minecraft varint handshake User-Agent — Règles WAF — Payload (extrait) �/ Meta JSON brut {"protocol_emulated":true,"emulator_response":"380000000000000000","emulator_response_len":9,"bytes_in":8,"payload_entropy":2.4056390622295662,"port_category":"registered","org":"EMBNEX, LLC","service":"openvpn","app_proto":"openvpn","asn":401661,"country":"BR","dst_port":1194,"risk_waf":8,"risk_classification":46,"risk_behavior":0,"risk_geo":0,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":3.3,"risk_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0},"risk_score":50,"tag_count":2,"anomaly_count":0,"campaign_key":"2efe01a5352b8e3c11273a98def287670150d7d7","event_fingerprint":"3a7ecaf9104d633c1b2b6cfa11ec7d30d1b69370","classification_reason":"Type \u00ab openvpn_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":131,"precision_signals":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"kb_rule_ids":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"matched_patterns":["pat-0554"],"matched_pattern_names":["Minecraft varint handshake"],"pattern_ids":["pat-0554"],"confidence_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0,"risk_score":50,"correlation_boost":10},"named_classification_skipped":false,"service_name":"openvpn","risk_confidence_factor":100,"city":null,"is_datacenter":false,"is_tor_hint":false,"geo":{"country":"BR","asn":401661,"org":"EMBNEX, LLC","is_datacenter":false,"is_tor_hint":false},…
20/10/2026 06:16:57 UTC	TCP	1194 · OPENVPN	openvpn	Sonde OpenVPN openvpn probe · via OPENVPN:1194 · (sonde / probe)	Élevée	Moyen · 50
Étape Sonde / probe Chaîne Reconnaissance Persona mail.sensor-1.internal Rôle capteur Renseignement menaces Corrélations Scan coordonné MITRE T1046 TA0007 TA0001 Protocole Émulateur OPENVPN WAF — Recommandation Investiguer Tags net_openvpn_probe openvpn_emulated wireguard_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 1194 Chemin / cible — Service OPENVPN Payload 4googlecom Pourquoi cette classification : Type « Sonde OpenVPN » (signaux protocolaires) · confiance 100% Confiance classification 100% Corrélation +10 Risque capteur Moyen · 50 Confiance : Confiance 100 % — 3 signal(aux) capteur Protocole émulé 1 Signaux Openvpn Pkt Vpn Openvpn Pkt Upstream Technique MITRE T1046 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) Modbus TCP header STUN binding Minecraft varint handshake TFTP RRQ User-Agent — Règles WAF — Payload (extrait) 4googlecom Meta JSON brut {"protocol_emulated":true,"emulator_response":"380000000000000000","emulator_response_len":9,"bytes_in":30,"payload_entropy":2.9810760119146074,"port_category":"registered","org":"EMBNEX, LLC","service":"openvpn","app_proto":"openvpn","asn":401661,"country":"BR","dst_port":1194,"risk_waf":8,"risk_classification":46,"risk_behavior":0,"risk_geo":0,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":3.6,"risk_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0},"risk_score":50,"tag_count":3,"anomaly_count":0,"campaign_key":"a68283091efaa6f80eb430c2fb90b8417f4a1a6b","event_fingerprint":"3a7ecaf9104d633c1b2b6cfa11ec7d30d1b69370","classification_reason":"Type \u00ab openvpn_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":131,"precision_signals":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"kb_rule_ids":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"matched_patterns":["pat-0357","pat-0771","pat-0554","pat-0536"],"matched_pattern_names":["Modbus TCP header","STUN binding","Minecraft varint handshake","TFTP RRQ"],"pattern_ids":["pat-0357","pat-0771","pat-0554","pat-0536"],"confidence_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0,"risk_score":50,"correlation_boost":10},"named_classification_skipped":false,"service_name":"openvpn","risk_confidence_factor":100,"city":null,"is_datacenter":false,"is_t…
20/10/2026 06:16:57 UTC	TCP	1194 · OPENVPN	openvpn	Sonde OpenVPN openvpn probe · via OPENVPN:1194 · (sonde / probe)	Élevée	Moyen · 50
Étape Sonde / probe Chaîne Reconnaissance Persona mail.sensor-1.internal Rôle capteur Renseignement menaces Corrélations Scan coordonné MITRE T1046 TA0007 TA0001 Protocole Émulateur OPENVPN WAF — Recommandation Investiguer Tags net_openvpn_probe openvpn_emulated wireguard_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 1194 Chemin / cible — Service OPENVPN Payload � Pourquoi cette classification : Type « Sonde OpenVPN » (signaux protocolaires) · confiance 100% Confiance classification 100% Corrélation +10 Risque capteur Moyen · 50 Confiance : Confiance 100 % — 3 signal(aux) capteur Protocole émulé 1 Signaux Openvpn Pkt Vpn Openvpn Pkt Upstream Technique MITRE T1046 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) RDP TPKT header ET H.323 setup Minecraft varint handshake TFTP RRQ User-Agent — Règles WAF — Payload (extrait) � Meta JSON brut {"protocol_emulated":true,"emulator_response":"380000000000000000","emulator_response_len":9,"bytes_in":18,"payload_entropy":1.9447167900528528,"port_category":"registered","org":"EMBNEX, LLC","service":"openvpn","app_proto":"openvpn","asn":401661,"country":"BR","dst_port":1194,"risk_waf":8,"risk_classification":46,"risk_behavior":0,"risk_geo":0,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":3.6,"risk_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0},"risk_score":50,"tag_count":3,"anomaly_count":0,"campaign_key":"a68283091efaa6f80eb430c2fb90b8417f4a1a6b","event_fingerprint":"3a7ecaf9104d633c1b2b6cfa11ec7d30d1b69370","classification_reason":"Type \u00ab openvpn_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":131,"precision_signals":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"kb_rule_ids":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"matched_patterns":["pat-0348","pat-0868","pat-0554","pat-0536"],"matched_pattern_names":["RDP TPKT header","ET H.323 setup","Minecraft varint handshake","TFTP RRQ"],"pattern_ids":["pat-0348","pat-0868","pat-0554","pat-0536"],"confidence_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0,"risk_score":50,"correlation_boost":10},"named_classification_skipped":false,"service_name":"openvpn","risk_confidence_factor":100,"city":null,"is_datacenter":false,"is_t…
20/10/2026 06:16:49 UTC	TCP	1194 · OPENVPN	openvpn	Sonde OpenVPN openvpn probe · via OPENVPN:1194 · (sonde / probe)	Élevée	Moyen · 50
Étape Sonde / probe Chaîne Reconnaissance Persona mail.sensor-1.internal Rôle capteur Renseignement menaces Corrélations Scan coordonné MITRE T1046 TA0007 TA0001 Protocole Émulateur OPENVPN WAF — Recommandation Investiguer Tags net_openvpn_probe openvpn_emulated Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 1194 Chemin / cible — Service OPENVPN Pourquoi cette classification : Type « Sonde OpenVPN » (signaux protocolaires) · confiance 100% Confiance classification 100% Corrélation +10 Risque capteur Moyen · 50 Confiance : Confiance 100 % — 2 signal(aux) capteur Protocole émulé 1 Signaux Openvpn Pkt Vpn Openvpn Pkt Upstream Technique MITRE T1046 Tactiques MITRE TA0007 TA0001 User-Agent — Règles WAF — Meta JSON brut {"protocol_emulated":true,"emulator_response":"380000000000000000","emulator_response_len":9,"port_inferred_service":true,"bytes_in":0,"payload_entropy":0,"port_category":"registered","org":"EMBNEX, LLC","service":"openvpn","app_proto":"openvpn","asn":401661,"country":"BR","dst_port":1194,"risk_waf":8,"risk_classification":46,"risk_behavior":0,"risk_geo":0,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":3.3,"risk_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0},"risk_score":50,"tag_count":2,"anomaly_count":0,"campaign_key":"2efe01a5352b8e3c11273a98def287670150d7d7","event_fingerprint":"3a7ecaf9104d633c1b2b6cfa11ec7d30d1b69370","classification_reason":"Type \u00ab openvpn_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":131,"precision_signals":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"kb_rule_ids":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"confidence_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":0,"risk_score":50,"correlation_boost":10},"named_classification_skipped":false,"service_name":"openvpn","risk_confidence_factor":100,"city":null,"is_datacenter":false,"is_tor_hint":false,"geo":{"country":"BR","asn":401661,"org":"EMBNEX, LLC","is_datacenter":false,"is_tor_hint":false},"fingerprint":{"path_pattern_hash":"6c07e36460e62c833d0e82829ad833da"},"target_context":{"dst_port":11…
20/10/2026 06:16:45 UTC	TCP	1194 · OPENVPN	openvpn	Sonde OpenVPN openvpn probe · via OPENVPN:1194 · (sonde / probe)	Élevée	Moyen · 50
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE T1046 TA0007 TA0001 Protocole JA3 b881b92274f99205 Émulateur OPENVPN WAF — Recommandation Investiguer Tags net_openvpn_probe openvpn_emulated tls_clienthello wireguard_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 1194 Chemin / cible — Service OPENVPN Payload uq �+�/�,�0̨̩��/5 . Pourquoi cette classification : Type « Sonde OpenVPN » (signaux protocolaires) · confiance 100% Confiance classification 100% Risque capteur Moyen · 50 Confiance : Confiance 100 % — 4 signal(aux) capteur Protocole émulé 1 Signaux Openvpn Pkt Vpn Openvpn Pkt Upstream Technique MITRE T1046 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) Minecraft varint handshake SIP TLS ClientHello TFTP RRQ User-Agent — Règles WAF — Payload (extrait) uq �+�/�,�0̨̩��/5 . Meta JSON brut {"protocol_emulated":true,"emulator_response":"380000000000000000","emulator_response_len":9,"bytes_in":122,"payload_entropy":4.768636352937427,"port_category":"registered","org":"EMBNEX, LLC","service":"openvpn","app_proto":"openvpn","asn":401661,"country":"BR","dst_port":1194,"risk_waf":8,"risk_classification":46,"risk_behavior":0,"risk_geo":0,"risk_protocol":30,"risk_novelty":15,"risk_boost":0,"risk_granularity":4,"risk_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":15},"risk_score":50,"tag_count":4,"anomaly_count":0,"campaign_key":"b231c69b279cda1b522242a58f7dc959ad14f887","event_fingerprint":"3a7ecaf9104d633c1b2b6cfa11ec7d30d1b69370","classification_reason":"Type \u00ab openvpn_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":131,"precision_signals":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"kb_rule_ids":["INT-openvpn_pkt","INT-VPN-openvpn-pkt","INT-upstream"],"matched_patterns":["pat-0554","pat-0578","pat-0536"],"matched_pattern_names":["Minecraft varint handshake","SIP TLS ClientHello","TFTP RRQ"],"pattern_ids":["pat-0554","pat-0578","pat-0536"],"confidence_breakdown":{"waf":8,"classification":46,"behavior":0,"geo":0,"protocol":30,"novelty":15,"risk_score":50},"named_classification_skipped":false,"service_name":"openvpn","risk_confidence_factor":100,"city":null,"is_datacenter":false,"is_tor_hint":false,"geo":{"country":"BR","asn":401661,"org":"…

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