Versions (3)
Version DetailsCurrent
Rev: 2 • Apr 28, 2025, 12:00 PMET EXPLOIT_KIT ClickFix Domain in TLS SNI (clients .contology .com)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT ClickFix Domain in TLS SNI (clients .contology .com)"; flow:established,to_server; tls.sni; bsize:21; content:"clients.contology.com"; fast_pattern; reference:url,www.proofpoint.com/us/blog/threat-insight/clipboard-compromise-powershell-self-pwn; classtype:exploit-kit; sid:2061957; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2025_04_28, deployment Perimeter, deprecation_reason False_Positive, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_07_25, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise;)
Apr 28, 2025, 12:00 PM
Jul 25, 2025, 12:00 PM
Apr 28, 2025, 10:34 PM
Jul 25, 2025, 8:34 PM
rules/emerging-exploit_kit.rules