Versions (5)
Version DetailsCurrent
Rev: 5 • Jul 17, 2014, 12:00 PMET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL certificate detected (Malware C2)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL certificate detected (Malware C2)"; flow:established,from_server; content:"|0e|jpyjcy0qmd.gov"; fast_pattern:only; tls.fingerprint:"36:ae:19:7c:21:ca:c2:56:0f:6d:6e:dc:a5:0c:46:3e:a0:49:f1:52"; reference:url,sslbl.abuse.ch; classtype:domain-c2; sid:2018700; rev:5; metadata:attack_target Client_and_Server, created_at 2014_07_17, 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 17, 2014, 12:00 PM
Jul 4, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Oct 17, 2025, 8:36 PM
rules/emerging-malware.rules