Versions (4)
Version DetailsCurrent
Rev: 5 • Aug 7, 2014, 12:00 PMET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL certificate detected (Vawtrak MITM)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL certificate detected (Vawtrak MITM)"; flow:established,from_server; content:"|55 04 03|"; content:"|0c|msvsprot.com"; distance:1; within:13; tls.fingerprint:"ea:ab:3c:a3:76:94:c8:9d:57:b9:21:b4:f3:93:0b:af:de:02:2d:e0"; reference:url,sslbl.abuse.ch; classtype:domain-c2; sid:2018910; rev:5; metadata:attack_target Client_and_Server, created_at 2014_08_07, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2024_07_04, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Aug 7, 2014, 12:00 PM
Jul 4, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules