Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT TA569 Middleware Server Domain in TLS SNI (content-website-analytics .com)"; flow:established,to_server; tls.sni; dotprefix; content:".content-website-analytics.com"; endswith; fast_pattern; reference:url,community.emergingthreats.net/t/et-socgholish-rules-response-guidance/335; classtype:exploit-kit; sid:2065033; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2025_10_02, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag ta569, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_10_06;)