Versions (4)
Version DetailsCurrent
Rev: 6 • Aug 8, 2014, 12:00 PMET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Vawtrak MITM)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Vawtrak MITM)"; flow:established,from_server; content:"|55 04 03|"; content:"|14|expert-256bitssl.com"; distance:1; within:21; tls.fingerprint:"ca:2e:43:5b:b8:83:60:81:ff:a6:1c:90:2d:b0:5a:4e:0e:11:c7:8f"; reference:url,sslbl.abuse.ch; classtype:domain-c2; sid:2018913; rev:6; metadata:attack_target Client_and_Server, created_at 2014_08_08, 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 8, 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