Versions (4)
Version DetailsCurrent
Rev: 5 • Apr 14, 2016, 12:00 PMET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Qadars CnC)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Qadars CnC)"; flow:established,to_client; tls.certs; content:"|2a 86 48 86 f7 0d 01 09 01|"; tls.cert_subject; content:"private@sysprivpop.lkdd"; fast_pattern; reference:url,sslbl.abuse.ch; classtype:domain-c2; sid:2022736; rev:5; metadata:attack_target Client_and_Server, created_at 2016_04_14, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2024_04_18, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Apr 14, 2016, 12:00 PM
Apr 18, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules