Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Lumma Stealer Related Domain (combinethemepiggerygoj .site in TLS SNI)"; flow:established,to_server; tls.sni; bsize:27; content:"combinethemepiggerygoj.site"; fast_pattern; reference:md5,6b45ea36632d97a32c0dd487ed31c8a9; reference:md5,43e84b15bebe7d386bcbb10e0deeabf0; classtype:domain-c2; sid:2050158; rev:2; metadata:attack_target Client_Endpoint, created_at 2024_01_17, deployment Perimeter, deprecation_reason Age, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_16, reviewed_at 2024_04_16, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)