Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT LandUpdate808 Domain in TLS SNI (esaleerugs .com)"; flow:established,to_server; tls.sni; bsize:14; content:"esaleerugs.com"; fast_pattern; reference:url,malasada.tech/the-landupdate808-fake-update-variant/; classtype:exploit-kit; sid:2057803; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2024_11_25, deployment Perimeter, deprecation_reason Relevance, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag LandUpdate808, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_01_24, reviewed_at 2025_01_24, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise;)