Versions (3)
Version DetailsCurrent
Rev: 1 • Jan 5, 2024, 12:00 PMET MALWARE Observed Lumma Stealer Related Domain in TLS SNI (referralpublicationjk .pw)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Lumma Stealer Related Domain in TLS SNI (referralpublicationjk .pw)"; flow:established,to_server; tls.sni; bsize:24; content:"referralpublicationjk.pw"; fast_pattern; reference:md5,6c3f5cc9f78853a1209dd84bc60cf1c1; classtype:trojan-activity; sid:2049915; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, created_at 2024_01_05, deployment Perimeter, malware_family Stealer, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_05, mitre_tactic_id TA0009, mitre_tactic_name Collection, mitre_technique_id T1005, mitre_technique_name Data_from_local_system; target:src_ip;)
Jan 5, 2024, 12:00 PM
Jan 5, 2024, 12:00 PM
Jan 5, 2024, 10:00 PM
Aug 15, 2025, 8:34 PM
rules/emerging-malware.rules