Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Fake ClickFix Domain in TLS SNI (cta .berlmember .com)"; flow:established,to_server; tls.sni; bsize:18; content:"cta.berlmember.com"; fast_pattern; classtype:exploit-kit; sid:2059942; rev:1; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2025_02_06, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_02_06;)