Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Malicious TDS Domain in TLS SNI (cdn1 .massearchtraffic .top)"; flow:established,to_server; tls.sni; bsize:25; content:"cdn1.massearchtraffic.top"; fast_pattern; classtype:exploit-kit; sid:2059292; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2025_01_16, deployment Perimeter, deprecation_reason Duplicate, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag TDS, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_01_17;)