Versions (5)
Version DetailsCurrent
Rev: 5 • Jul 18, 2014, 12:00 PMET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL certificate detected (KINS C2)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL certificate detected (KINS C2)"; flow:established,from_server; content:"|07|server9"; fast_pattern:only; tls.fingerprint:"f5:e2:b6:7a:1e:92:49:ab:ac:d0:4f:68:36:9b:2a:0d:fb:0b:4f:d7"; reference:url,sslbl.abuse.ch; classtype:domain-c2; sid:2018732; rev:5; metadata:attack_target Client_and_Server, created_at 2014_07_18, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag Description_Generated_By_Proofpoint_Nexus, 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;)
Jul 18, 2014, 12:00 PM
Jul 4, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Nov 20, 2025, 12:34 AM
rules/emerging-malware.rules