Versions (3)
Version DetailsCurrent
Rev: 4 • Aug 14, 2014, 12:00 PMET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (CryptoWall C2)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (CryptoWall C2)"; flow:established,to_client; tls.cert_subject; content:"CN=kpai7ycr7jxqkilp.totortoweb.com"; reference:url,sslbl.abuse.ch; classtype:domain-c2; sid:2018939; rev:4; metadata:attack_target Client_and_Server, created_at 2014_08_14, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2024_04_17, mitre_tactic_id TA0042, mitre_tactic_name Resource_Development, mitre_technique_id T1587, mitre_technique_name Develop_Capabilities;)
Aug 14, 2014, 12:00 PM
Apr 17, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules