Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE TA399 SideWinder APT CnC Domain in DNS Lookup (www-moha-gov-lk .direct888 .net)"; dns.query; dotprefix; content:".www-moha-gov-lk.direct888.net"; nocase; endswith; reference:md5,43d35b5b20f491be219ab2eaa172ec55; classtype:trojan-activity; sid:2055101; rev:2; metadata:attack_target Client_Endpoint, created_at 2024_08_08, deployment Perimeter, deprecation_reason Age, confidence High, signature_severity Major, tag Sidewinder, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_04_15, reviewed_at 2025_04_15;)