Versions (4)
Version DetailsCurrent
Rev: 1 • Mar 27, 2024, 12:00 PMET MALWARE Observed Lumma Stealer Related Domain (sessionannoucemenwj .shop in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Lumma Stealer Related Domain (sessionannoucemenwj .shop in TLS SNI)"; flow:established,to_server; tls.sni; bsize:24; content:"sessionannoucemenwj.shop"; fast_pattern; reference:md5,37aade2b37e2eaa5f0bc3bba849ba52a; classtype:domain-c2; sid:2051824; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_03_27, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_27, reviewed_at 2024_04_26, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Mar 27, 2024, 12:00 PM
Mar 27, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 12, 2025, 9:34 PM
rules/emerging-malware.rules