Versions (4)
Version DetailsCurrent
Rev: 3 • Aug 9, 2016, 12:00 PMET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL Certificate Detected (Gootkit C2)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL Certificate Detected (Gootkit C2)"; flow:established,to_client; tls.cert_serial; content:"00:8E:B6:50:28:B2:EB:AA:D8"; reference:url,sslbl.abuse.ch; classtype:domain-c2; sid:2023031; rev:3; metadata:attack_target Client_and_Server, created_at 2016_08_09, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2024_04_22, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Aug 9, 2016, 12:00 PM
Apr 22, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules