Détails IP 164.90.183.242

Synthèse

Score de risque max. 38/100 Faible · Maximum de risk_score (événements honeypot)

Première observation 14/10/2026 14:10 UTC

Dernière observation 18/10/2026 01:31 UTC

Événements (période) 12

MITRE ATT&CK principal T0836 9 occurrences

Pourquoi listée

Type « Sonde IMAP (143/TCP) » (signaux protocolaires) · confiance 55%

Confiance 55 % — Score WAF 8

Décision

Observer

Le score actuel ne justifie pas de blocage. Gardez l’IP en suivi si elle se manifeste à nouveau.

38/100 Confiance 55 % 12 événements T0836

À faire

Aucune règle de blocage sur la base de ce score.
Conserver l’IP dans la watchlist locale si le contexte métier est sensible.
Revenir sur la fiche si de nouveaux événements apparaissent.

Preuves JSON SOC CEF STIX Ticket nftables

Note de ticket

IP 164.90.183.242
Décision : Observer
Score max : 38/100 (Faible)
Confiance : 55 %
Période : 2026-09-18 → 2026-10-18 · 12 événements
Motif : Type « Sonde IMAP (143/TCP) » (signaux protocolaires) · confiance 55%
MITRE : T0836
FAI : DigitalOcean, LLC · Allemagne

Comparaison ASN / FAI

ASN 14061 · 164.90.176.0/20 · ARIN — 8 pair(s) ASN/FAI listé(s) — activité locale élevée vs pairs · 12 événements sur la période pour cette IP.

164.92.82.91 Sonde port 18/10/2026 20:40 UTC
178.128.32.203 Sonde port 18/10/2026 20:39 UTC
146.190.149.252 Cross-site scripting 18/10/2026 20:38 UTC
164.92.106.15 Cross-site scripting 18/10/2026 20:37 UTC
68.183.212.66 Cross-site scripting 18/10/2026 20:36 UTC
137.184.13.100 Cross-site scripting 18/10/2026 20:30 UTC
164.92.114.247 Sonde port 18/10/2026 20:29 UTC
64.23.214.73 Sonde port 18/10/2026 20:27 UTC

Événements (filtres)

Première observation

14/10/2026 14:10 UTC

Dernière observation

18/10/2026 01:31 UTC

Dernière activité (filtres)

18/10/2026 01:31 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).

DNP3 TCP TCP 9 IMAP TCP 3

DNP3 TCP

IMAP

Géolocalisation

Origine réseau déclarée

Allemagne unknown unknown

FAI / réseau

Opérateur et dernière activité ban

DigitalOcean, LLC 0 Port 143 Sonde IMAP (143/TCP)

Renseignement menaces

Score capteur — surveiller, investiguer ou bloquer.

Recommandation

Stade d'attaque

Sonde / probe

Chaîne d'attaque

Découverte

Vecteur d'attaque

port 143 tcp · via IMAP:143 · (sonde / probe)

Détails protocole

IMAP: Sonde protocole IMAP (LOGIN/CAPABILITY)

Port / service

143 · IMAP

Service émulé

IMAP

Raison confiance

Confiance 55 % — Classification nommée non retenue — preuves insuffisantes

Technique MITRE

TA0007

Persona capteur

mail.sensor-1.internal

Recommandation

Surveiller

Rôle capteur

Renseignement menaces

Confiance

55%

Famille de menace

unknown IP signalée (IPsum, 3 listes ou plus)

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

12 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

12 événement(s) — page 1/1

Horodatage	Proto	Port	Service	Classification	Sévérité	Risque
18/10/2026 01:31:39 UTC	TCP	143 · IMAP	imap	Sonde IMAP (143/TCP) port 143 tcp · via IMAP:143 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE TA0007 TA0007 TA0001 Protocole Émulateur IMAP WAF — Recommandation Surveiller Tags imap_emulated net_pop3_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 143 Chemin / cible — Preuve honeypot — Sonde IMAP (143/TCP) Connexion détectée sur le port 143 (TCP) du capteur simulé. Service IMAP Pourquoi cette classification : Type « Sonde IMAP (143/TCP) » (signaux protocolaires) · confiance 55% Confiance classification 55% Risque capteur Faible · 38 Confiance : Confiance 55 % — Classification nommée non retenue — preuves insuffisantes Protocole émulé 1 Technique MITRE TA0007 Tactiques MITRE TA0007 TA0001 User-Agent — Règles WAF — Meta JSON brut {"protocol_emulated":true,"emulator_response":"2a204f4b20494d41503420686f6e6579706f742072656164790d0a","emulator_response_len":27,"bytes_in":4,"payload_entropy":1,"port_category":"well_known","org":"DigitalOcean, LLC","service":"imap","app_proto":"imap","asn":14061,"country":"DE","dst_port":143,"risk_waf":8,"risk_classification":38,"risk_behavior":0,"risk_geo":40,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":3.7,"risk_breakdown":{"waf":8,"classification":38,"behavior":0,"geo":40,"protocol":30,"novelty":0},"risk_score":38,"tag_count":2,"anomaly_count":0,"campaign_key":"5dbb86240b20f1f0274445eb39af610c11d0b46e","event_fingerprint":"2aee505ca8261046f5734d427b2e1084c257e862","classification_reason":"Type \u00ab port_143_tcp \u00bb (signaux protocolaires) \u00b7 confiance 55%","confidence":0.55,"classification_confidence":0.55,"precision_score":0,"precision_signals":[],"kb_rule_ids":[],"confidence_breakdown":{"waf":8,"classification":38,"behavior":0,"geo":40,"protocol":30,"novelty":0,"risk_score":38},"named_classification_skipped":true,"named_candidate":"pop3_probe","service_name":"imap","risk_confidence_factor":55,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE","asn":14061,"org":"DigitalOcean, LLC","is_datacenter":true,"is_tor_hint":false},"fingerprint":{"payload_hash":"dba5166ad9db9ba648c1032ebbd34dcd","path_pattern_hash":"a16ceff6d669b3e29397887a084460a7"},"target_context":{"dst_port":143,"service":"imap","service_name":"imap",…
18/10/2026 01:31:38 UTC	TCP	143 · IMAP	imap	Sonde IMAP (143/TCP) port 143 tcp · via IMAP:143 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE TA0007 TA0007 TA0001 Protocole Émulateur IMAP WAF — Recommandation Surveiller Tags http_get_probe imap_emulated net_pop3_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 143 Chemin / cible — Preuve honeypot — Sonde IMAP (143/TCP) Connexion détectée sur le port 143 (TCP) du capteur simulé. Service IMAP Payload GET / HTTP/1.0 Pourquoi cette classification : Type « Sonde IMAP (143/TCP) » (signaux protocolaires) · confiance 55% Confiance classification 55% Risque capteur Faible · 38 Confiance : Confiance 55 % — Classification nommée non retenue — preuves insuffisantes Protocole émulé 1 Technique MITRE TA0007 Tactiques MITRE TA0007 TA0001 User-Agent — Règles WAF — Payload (extrait) GET / HTTP/1.0 Meta JSON brut {"protocol_emulated":true,"emulator_response":"2a204f4b20494d41503420686f6e6579706f742072656164790d0a","emulator_response_len":27,"bytes_in":18,"payload_entropy":3.461320140211008,"port_category":"well_known","org":"DigitalOcean, LLC","service":"imap","app_proto":"imap","asn":14061,"country":"DE","dst_port":143,"risk_waf":8,"risk_classification":38,"risk_behavior":0,"risk_geo":40,"risk_protocol":40,"risk_novelty":0,"risk_boost":0,"risk_granularity":4.1,"risk_breakdown":{"waf":8,"classification":38,"behavior":0,"geo":40,"protocol":40,"novelty":0},"risk_score":38,"tag_count":3,"anomaly_count":0,"campaign_key":"86f5a1ee6ab351de325af9d69055e8dae0803165","event_fingerprint":"2aee505ca8261046f5734d427b2e1084c257e862","classification_reason":"Type \u00ab port_143_tcp \u00bb (signaux protocolaires) \u00b7 confiance 55%","confidence":0.55,"classification_confidence":0.55,"precision_score":0,"precision_signals":[],"kb_rule_ids":[],"confidence_breakdown":{"waf":8,"classification":38,"behavior":0,"geo":40,"protocol":40,"novelty":0,"risk_score":38},"named_classification_skipped":true,"named_candidate":"pop3_probe","service_name":"imap","risk_confidence_factor":55,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE","asn":14061,"org":"DigitalOcean, LLC","is_datacenter":true,"is_tor_hint":false},"fingerprint":{"payload_hash":"6ec63b40bcbc26b71deda762dfd844f0","path_pattern_hash":"a16ceff6d669b3e29397887a084460a7"},"target_context":{"dst_port":143,"service":"imap","serv…
18/10/2026 01:31:33 UTC	TCP	143 · IMAP	imap	Sonde IMAP (143/TCP) port 143 tcp · via IMAP:143 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE TA0007 TA0007 TA0001 Protocole Émulateur IMAP WAF — Recommandation Surveiller Tags imap_emulated net_pop3_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 143 Chemin / cible — Preuve honeypot — Sonde IMAP (143/TCP) Connexion détectée sur le port 143 (TCP) du capteur simulé. Service IMAP Pourquoi cette classification : Type « Sonde IMAP (143/TCP) » (signaux protocolaires) · confiance 55% Confiance classification 55% Risque capteur Faible · 38 Confiance : Confiance 55 % — Classification nommée non retenue — preuves insuffisantes Protocole émulé 1 Technique MITRE TA0007 Tactiques MITRE TA0007 TA0001 User-Agent — Règles WAF — Meta JSON brut {"protocol_emulated":true,"emulator_response":"2a204f4b20494d41503420686f6e6579706f742072656164790d0a","emulator_response_len":27,"port_inferred_service":true,"bytes_in":0,"payload_entropy":0,"port_category":"well_known","org":"DigitalOcean, LLC","service":"imap","app_proto":"imap","asn":14061,"country":"DE","dst_port":143,"risk_waf":8,"risk_classification":38,"risk_behavior":0,"risk_geo":40,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":3.7,"risk_breakdown":{"waf":8,"classification":38,"behavior":0,"geo":40,"protocol":30,"novelty":0},"risk_score":38,"tag_count":2,"anomaly_count":0,"campaign_key":"5dbb86240b20f1f0274445eb39af610c11d0b46e","event_fingerprint":"2aee505ca8261046f5734d427b2e1084c257e862","classification_reason":"Type \u00ab port_143_tcp \u00bb (signaux protocolaires) \u00b7 confiance 55%","confidence":0.55,"classification_confidence":0.55,"precision_score":0,"precision_signals":[],"kb_rule_ids":[],"confidence_breakdown":{"waf":8,"classification":38,"behavior":0,"geo":40,"protocol":30,"novelty":0,"risk_score":38},"named_classification_skipped":true,"named_candidate":"pop3_probe","service_name":"imap","risk_confidence_factor":55,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE","asn":14061,"org":"DigitalOcean, LLC","is_datacenter":true,"is_tor_hint":false},"fingerprint":{"path_pattern_hash":"a16ceff6d669b3e29397887a084460a7"},"target_context":{"dst_port":143,"service":"imap","service_name":"imap","risk_score":38},"att…
14/10/2026 14:10:33 UTC	TCP	20000 · DNP3 TCP	dnp3-tcp	Sonde DNP3 (OT) dnp3 probe · via DNP3 TCP:20000 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE T0836 TA0007 TA0001 Protocole JA3 16ee84a07b55074c Émulateur DNP3-TCP WAF — Recommandation Surveiller Tags dnp3_emulated dnp3_probe net_dnp3_probe tls_clienthello Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 20000 Chemin / cible — Service DNP3 TCP Payload ieU��random1random2random3random4 / 9�0 ,* Pourquoi cette classification : Type « Sonde DNP3 (OT) » (signaux protocolaires) · confiance 100% Confiance classification 100% Risque capteur Faible · 38 Confiance : Confiance 100 % — 4 signal(aux) capteur Protocole émulé 1 Signaux Ot Dnp3 Unauth Ot Dnp3 Variants Upstream Technique MITRE T0836 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) ieU��random1random2random3random4/ 9�0 ,* Meta JSON brut {"protocol_emulated":true,"emulator_response":"05000000000000000000","emulator_response_len":10,"bytes_in":110,"payload_entropy":4.269606220838881,"port_category":"registered","org":"DigitalOcean, LLC","service":"dnp3-tcp","app_proto":"dnp3-tcp","asn":14061,"country":"DE","dst_port":20000,"risk_waf":8,"risk_classification":58,"risk_behavior":0,"risk_geo":40,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":2.2,"risk_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0},"risk_score":38,"tag_count":4,"anomaly_count":0,"campaign_key":"d5cd645b39d84501cdfd9334416cafc6e574358e","event_fingerprint":"14eebf67fd895c508f4342c40cf9531e8f997d62","classification_reason":"Type \u00ab dnp3_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":157,"precision_signals":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"kb_rule_ids":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","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":58,"behavior":0,"geo":40,"protocol":30,"novelty":0,"risk_score":38},"named_classification_skipped":false,"service_name":"dnp3-tcp","risk_confidence_factor":100,"city":null,"is_datacenter":true,"is_tor_h…
14/10/2026 14:10:33 UTC	TCP	20000 · DNP3 TCP	dnp3-tcp	Sonde DNP3 (OT) dnp3 probe · via DNP3 TCP:20000 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE T0836 TA0007 TA0001 Protocole Émulateur DNP3-TCP WAF — Recommandation Surveiller Tags dnp3_emulated dnp3_probe net_dnp3_probe tls_clienthello Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 20000 Chemin / cible — Service DNP3 TCP Payload SO?G��,��`~��{�Ֆ�w��<=�o�n( fedcba` Pourquoi cette classification : Type « Sonde DNP3 (OT) » (signaux protocolaires) · confiance 100% Confiance classification 100% Risque capteur Faible · 38 Confiance : Confiance 100 % — 4 signal(aux) capteur Protocole émulé 1 Signaux Ot Dnp3 Unauth Ot Dnp3 Variants Upstream Technique MITRE T0836 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) RDP TPKT header ET H.323 setup Minecraft varint handshake User-Agent — Règles WAF — Payload (extrait) SO?G��,��`~��{�Ֆ�w��<=�o�n( fedcba` Meta JSON brut {"protocol_emulated":true,"emulator_response":"05000000000000000000","emulator_response_len":10,"bytes_in":88,"payload_entropy":4.71356415999113,"port_category":"registered","org":"DigitalOcean, LLC","service":"dnp3-tcp","app_proto":"dnp3-tcp","asn":14061,"country":"DE","dst_port":20000,"risk_waf":8,"risk_classification":58,"risk_behavior":0,"risk_geo":40,"risk_protocol":30,"risk_novelty":15,"risk_boost":0,"risk_granularity":2.2,"risk_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":15},"risk_score":38,"tag_count":4,"anomaly_count":0,"campaign_key":"d5cd645b39d84501cdfd9334416cafc6e574358e","event_fingerprint":"14eebf67fd895c508f4342c40cf9531e8f997d62","classification_reason":"Type \u00ab dnp3_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":157,"precision_signals":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"kb_rule_ids":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"matched_patterns":["pat-0348","pat-0868","pat-0554"],"matched_pattern_names":["RDP TPKT header","ET H.323 setup","Minecraft varint handshake"],"pattern_ids":["pat-0348","pat-0868","pat-0554"],"confidence_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":15,"risk_score":38},"named_classification_skipped":false,"service_name":"dnp3-tcp","risk_confidence_factor":100,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE"…
14/10/2026 14:10:33 UTC	TCP	20000 · DNP3 TCP	dnp3-tcp	Sonde DNP3 (OT) dnp3 probe · via DNP3 TCP:20000 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE T0836 TA0007 TA0001 Protocole Émulateur DNP3-TCP WAF — Recommandation Surveiller Tags dnp3_emulated dnp3_probe net_dnp3_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 20000 Chemin / cible — Service DNP3 TCP Payload HELP Pourquoi cette classification : Type « Sonde DNP3 (OT) » (signaux protocolaires) · confiance 100% Confiance classification 100% Risque capteur Faible · 38 Confiance : Confiance 100 % — 3 signal(aux) capteur Protocole émulé 1 Signaux Ot Dnp3 Unauth Ot Dnp3 Variants Upstream Technique MITRE T0836 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) OPC UA HEL User-Agent — Règles WAF — Payload (extrait) HELP Meta JSON brut {"protocol_emulated":true,"emulator_response":"05000000000000000000","emulator_response_len":10,"bytes_in":6,"payload_entropy":2.584962500721156,"port_category":"registered","org":"DigitalOcean, LLC","service":"dnp3-tcp","app_proto":"dnp3-tcp","asn":14061,"country":"DE","dst_port":20000,"risk_waf":8,"risk_classification":58,"risk_behavior":0,"risk_geo":40,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":1.8,"risk_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0},"risk_score":38,"tag_count":3,"anomaly_count":0,"campaign_key":"daf827b2a9fc977cab134d9dc8a6b3259b37ca40","event_fingerprint":"14eebf67fd895c508f4342c40cf9531e8f997d62","classification_reason":"Type \u00ab dnp3_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":157,"precision_signals":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"kb_rule_ids":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"matched_patterns":["pat-0626"],"matched_pattern_names":["OPC UA HEL"],"pattern_ids":["pat-0626"],"confidence_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0,"risk_score":38},"named_classification_skipped":false,"service_name":"dnp3-tcp","risk_confidence_factor":100,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE","asn":14061,"org":"DigitalOcean, LLC","is_datacenter":true,"is_tor_hint":false},"fingerprint":{"p…
14/10/2026 14:10:32 UTC	TCP	20000 · DNP3 TCP	dnp3-tcp	Sonde DNP3 (OT) dnp3 probe · via DNP3 TCP:20000 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE T0836 TA0007 TA0001 Protocole Émulateur DNP3-TCP WAF — Recommandation Surveiller Tags dnp3_emulated dnp3_probe net_dnp3_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 20000 Chemin / cible — Service DNP3 TCP Payload versionbind Pourquoi cette classification : Type « Sonde DNP3 (OT) » (signaux protocolaires) · confiance 100% Confiance classification 100% Risque capteur Faible · 38 Confiance : Confiance 100 % — 3 signal(aux) capteur Protocole émulé 1 Signaux Ot Dnp3 Unauth Ot Dnp3 Variants Upstream Technique MITRE T0836 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) STUN binding Minecraft varint handshake TFTP RRQ User-Agent — Règles WAF — Payload (extrait) versionbind Meta JSON brut {"protocol_emulated":true,"emulator_response":"05000000000000000000","emulator_response_len":10,"bytes_in":32,"payload_entropy":3.309196364505181,"port_category":"registered","org":"DigitalOcean, LLC","service":"dnp3-tcp","app_proto":"dnp3-tcp","asn":14061,"country":"DE","dst_port":20000,"risk_waf":8,"risk_classification":58,"risk_behavior":0,"risk_geo":40,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":1.8,"risk_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0},"risk_score":38,"tag_count":3,"anomaly_count":0,"campaign_key":"daf827b2a9fc977cab134d9dc8a6b3259b37ca40","event_fingerprint":"14eebf67fd895c508f4342c40cf9531e8f997d62","classification_reason":"Type \u00ab dnp3_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":157,"precision_signals":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"kb_rule_ids":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"matched_patterns":["pat-0771","pat-0554","pat-0536"],"matched_pattern_names":["STUN binding","Minecraft varint handshake","TFTP RRQ"],"pattern_ids":["pat-0771","pat-0554","pat-0536"],"confidence_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0,"risk_score":38},"named_classification_skipped":false,"service_name":"dnp3-tcp","risk_confidence_factor":100,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE","asn":1406…
14/10/2026 14:10:32 UTC	TCP	20000 · DNP3 TCP	dnp3-tcp	Sonde DNP3 (OT) dnp3 probe · via DNP3 TCP:20000 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE T0836 TA0007 TA0001 Protocole Émulateur DNP3-TCP WAF — Recommandation Surveiller Tags dnp3_emulated dnp3_probe http_get_probe net_dnp3_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 20000 Chemin / cible — Service DNP3 TCP Payload GET / HTTP/1.0 Pourquoi cette classification : Type « Sonde DNP3 (OT) » (signaux protocolaires) · confiance 100% Confiance classification 100% Risque capteur Faible · 38 Confiance : Confiance 100 % — 4 signal(aux) capteur Protocole émulé 1 Signaux Ot Dnp3 Unauth Ot Dnp3 Variants Upstream Technique MITRE T0836 Tactiques MITRE TA0007 TA0001 User-Agent — Règles WAF — Payload (extrait) GET / HTTP/1.0 Meta JSON brut {"protocol_emulated":true,"emulator_response":"05000000000000000000","emulator_response_len":10,"bytes_in":18,"payload_entropy":3.461320140211008,"port_category":"registered","org":"DigitalOcean, LLC","service":"dnp3-tcp","app_proto":"dnp3-tcp","asn":14061,"country":"DE","dst_port":20000,"risk_waf":8,"risk_classification":58,"risk_behavior":0,"risk_geo":40,"risk_protocol":40,"risk_novelty":0,"risk_boost":0,"risk_granularity":2.2,"risk_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":40,"novelty":0},"risk_score":38,"tag_count":4,"anomaly_count":0,"campaign_key":"d96e12973e1c472a082baba65e6d5579ef5678d4","event_fingerprint":"14eebf67fd895c508f4342c40cf9531e8f997d62","classification_reason":"Type \u00ab dnp3_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":157,"precision_signals":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"kb_rule_ids":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"confidence_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":40,"novelty":0,"risk_score":38},"named_classification_skipped":false,"service_name":"dnp3-tcp","risk_confidence_factor":100,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE","asn":14061,"org":"DigitalOcean, LLC","is_datacenter":true,"is_tor_hint":false},"fingerprint":{"payload_hash":"6ec63b40bcbc26b71deda762dfd844f0","path_pattern_hash":"859b07b9d78548343d57aca7faf5…
14/10/2026 14:10:32 UTC	TCP	20000 · DNP3 TCP	dnp3-tcp	Sonde DNP3 (OT) dnp3 probe · via DNP3 TCP:20000 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE T0836 TA0007 TA0001 Protocole Émulateur DNP3-TCP WAF — Recommandation Surveiller Tags dnp3_emulated dnp3_probe net_dnp3_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 20000 Chemin / cible — Service DNP3 TCP Pourquoi cette classification : Type « Sonde DNP3 (OT) » (signaux protocolaires) · confiance 100% Confiance classification 100% Risque capteur Faible · 38 Confiance : Confiance 100 % — 3 signal(aux) capteur Protocole émulé 1 Signaux Ot Dnp3 Unauth Ot Dnp3 Variants Upstream Technique MITRE T0836 Tactiques MITRE TA0007 TA0001 User-Agent — Règles WAF — Meta JSON brut {"protocol_emulated":true,"emulator_response":"05000000000000000000","emulator_response_len":10,"bytes_in":4,"payload_entropy":1,"port_category":"registered","org":"DigitalOcean, LLC","service":"dnp3-tcp","app_proto":"dnp3-tcp","asn":14061,"country":"DE","dst_port":20000,"risk_waf":8,"risk_classification":58,"risk_behavior":0,"risk_geo":40,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":1.8,"risk_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0},"risk_score":38,"tag_count":3,"anomaly_count":0,"campaign_key":"daf827b2a9fc977cab134d9dc8a6b3259b37ca40","event_fingerprint":"14eebf67fd895c508f4342c40cf9531e8f997d62","classification_reason":"Type \u00ab dnp3_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":157,"precision_signals":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"kb_rule_ids":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"confidence_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0,"risk_score":38},"named_classification_skipped":false,"service_name":"dnp3-tcp","risk_confidence_factor":100,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE","asn":14061,"org":"DigitalOcean, LLC","is_datacenter":true,"is_tor_hint":false},"fingerprint":{"payload_hash":"dba5166ad9db9ba648c1032ebbd34dcd","path_pattern_hash":"859b07b9d78548343d57aca7faf5fc6a"},"target_co…
14/10/2026 14:10:32 UTC	TCP	20000 · DNP3 TCP	dnp3-tcp	Sonde DNP3 (OT) dnp3 probe · via DNP3 TCP:20000 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE T0836 TA0007 TA0001 Protocole Émulateur DNP3-TCP WAF — Recommandation Surveiller Tags dnp3_emulated dnp3_probe net_dnp3_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 20000 Chemin / cible — Service DNP3 TCP Payload Z6,� :4�(CONNECT_DATA=(COMMAND=version)) Pourquoi cette classification : Type « Sonde DNP3 (OT) » (signaux protocolaires) · confiance 100% Confiance classification 100% Risque capteur Faible · 38 Confiance : Confiance 100 % — 3 signal(aux) capteur Protocole émulé 1 Signaux Ot Dnp3 Unauth Ot Dnp3 Variants Upstream Technique MITRE T0836 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) STUN binding Minecraft varint handshake TFTP RRQ User-Agent — Règles WAF — Payload (extrait) Z6,� :4�(CONNECT_DATA=(COMMAND=version)) Meta JSON brut {"protocol_emulated":true,"emulator_response":"05000000000000000000","emulator_response_len":10,"bytes_in":90,"payload_entropy":3.5636982611044665,"port_category":"registered","org":"DigitalOcean, LLC","service":"dnp3-tcp","app_proto":"dnp3-tcp","asn":14061,"country":"DE","dst_port":20000,"risk_waf":8,"risk_classification":58,"risk_behavior":0,"risk_geo":40,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":1.8,"risk_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0},"risk_score":38,"tag_count":3,"anomaly_count":0,"campaign_key":"daf827b2a9fc977cab134d9dc8a6b3259b37ca40","event_fingerprint":"14eebf67fd895c508f4342c40cf9531e8f997d62","classification_reason":"Type \u00ab dnp3_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":157,"precision_signals":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"kb_rule_ids":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"matched_patterns":["pat-0771","pat-0554","pat-0536"],"matched_pattern_names":["STUN binding","Minecraft varint handshake","TFTP RRQ"],"pattern_ids":["pat-0771","pat-0554","pat-0536"],"confidence_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0,"risk_score":38},"named_classification_skipped":false,"service_name":"dnp3-tcp","risk_confidence_factor":100,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE","asn":140…
14/10/2026 14:10:32 UTC	TCP	20000 · DNP3 TCP	dnp3-tcp	Sonde DNP3 (OT) dnp3 probe · via DNP3 TCP:20000 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE T0836 TA0007 TA0001 Protocole Émulateur DNP3-TCP WAF — Recommandation Surveiller Tags dnp3_emulated dnp3_probe net_dnp3_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 20000 Chemin / cible — Service DNP3 TCP Payload JRMIK Pourquoi cette classification : Type « Sonde DNP3 (OT) » (signaux protocolaires) · confiance 100% Confiance classification 100% Risque capteur Faible · 38 Confiance : Confiance 100 % — 3 signal(aux) capteur Protocole émulé 1 Signaux Ot Dnp3 Unauth Ot Dnp3 Variants Upstream Technique MITRE T0836 Tactiques MITRE TA0007 TA0001 Motifs de détection (base) Java RMI JRMI User-Agent — Règles WAF — Payload (extrait) JRMIK Meta JSON brut {"protocol_emulated":true,"emulator_response":"05000000000000000000","emulator_response_len":10,"bytes_in":7,"payload_entropy":2.807354922057604,"port_category":"registered","org":"DigitalOcean, LLC","service":"dnp3-tcp","app_proto":"dnp3-tcp","asn":14061,"country":"DE","dst_port":20000,"risk_waf":8,"risk_classification":58,"risk_behavior":0,"risk_geo":40,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":1.8,"risk_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0},"risk_score":38,"tag_count":3,"anomaly_count":0,"campaign_key":"daf827b2a9fc977cab134d9dc8a6b3259b37ca40","event_fingerprint":"14eebf67fd895c508f4342c40cf9531e8f997d62","classification_reason":"Type \u00ab dnp3_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":157,"precision_signals":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"kb_rule_ids":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"matched_patterns":["pat-0604"],"matched_pattern_names":["Java RMI JRMI"],"pattern_ids":["pat-0604"],"confidence_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0,"risk_score":38},"named_classification_skipped":false,"service_name":"dnp3-tcp","risk_confidence_factor":100,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE","asn":14061,"org":"DigitalOcean, LLC","is_datacenter":true,"is_tor_hint":false},"fingerprint":…
14/10/2026 14:10:28 UTC	TCP	20000 · DNP3 TCP	dnp3-tcp	Sonde DNP3 (OT) dnp3 probe · via DNP3 TCP:20000 · (sonde / probe)	Élevée	Faible · 38
Étape Sonde / probe Chaîne Découverte Persona mail.sensor-1.internal Rôle capteur Renseignement menaces MITRE T0836 TA0007 TA0001 Protocole Émulateur DNP3-TCP WAF — Recommandation Surveiller Tags dnp3_emulated dnp3_probe net_dnp3_probe Cible HTTP — TLS SNI — Capteur paris-1
Preuve / Evidence Méthode — Port 20000 Chemin / cible — Service DNP3 TCP Pourquoi cette classification : Type « Sonde DNP3 (OT) » (signaux protocolaires) · confiance 100% Confiance classification 100% Risque capteur Faible · 38 Confiance : Confiance 100 % — 3 signal(aux) capteur Protocole émulé 1 Signaux Ot Dnp3 Unauth Ot Dnp3 Variants Upstream Technique MITRE T0836 Tactiques MITRE TA0007 TA0001 User-Agent — Règles WAF — Meta JSON brut {"protocol_emulated":true,"emulator_response":"05000000000000000000","emulator_response_len":10,"port_inferred_service":true,"bytes_in":0,"payload_entropy":0,"port_category":"registered","org":"DigitalOcean, LLC","service":"dnp3-tcp","app_proto":"dnp3-tcp","asn":14061,"country":"DE","dst_port":20000,"risk_waf":8,"risk_classification":58,"risk_behavior":0,"risk_geo":40,"risk_protocol":30,"risk_novelty":0,"risk_boost":0,"risk_granularity":1.8,"risk_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0},"risk_score":38,"tag_count":3,"anomaly_count":0,"campaign_key":"daf827b2a9fc977cab134d9dc8a6b3259b37ca40","event_fingerprint":"14eebf67fd895c508f4342c40cf9531e8f997d62","classification_reason":"Type \u00ab dnp3_probe \u00bb (signaux protocolaires) \u00b7 confiance 100%","confidence":1,"classification_confidence":1,"precision_score":157,"precision_signals":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"kb_rule_ids":["INT-OT-dnp3-unauth","INT-OT-dnp3-variants","INT-upstream"],"confidence_breakdown":{"waf":8,"classification":58,"behavior":0,"geo":40,"protocol":30,"novelty":0,"risk_score":38},"named_classification_skipped":false,"service_name":"dnp3-tcp","risk_confidence_factor":100,"city":null,"is_datacenter":true,"is_tor_hint":false,"geo":{"country":"DE","asn":14061,"org":"DigitalOcean, LLC","is_datacenter":true,"is_tor_hint":false},"fingerprint":{"path_pattern_hash":"859b07b9d78548343d57aca7faf5fc6a"},"target_context":{"dst_port":20…

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