Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Lumma Stealer Related Domain (deadpanstupiddyjjuwk .shop in TLS SNI)"; flow:established,to_server; tls.sni; bsize:25; content:"deadpanstupiddyjjuwk.shop"; fast_pattern; reference:md5,0ece96b7f580150a016357cabf621ddf; classtype:domain-c2; sid:2051670; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_03_18, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_18, reviewed_at 2024_04_17, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)