Versions (3)
Version DetailsCurrent
Rev: 3 • Dec 2, 2024, 12:00 PMET MALWARE Win32/Lumma Stealer Related CnC Domain in DNS Lookup (impend-differ .biz)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Win32/Lumma Stealer Related CnC Domain in DNS Lookup (impend-differ .biz)"; dns.query; bsize:17; content:"impend-differ.biz"; fast_pattern; nocase; reference:md5,bed38a4c21d98f5c188b7b7b3a1848ef; classtype:domain-c2; sid:2057969; rev:3; metadata:attack_target Client_Endpoint, created_at 2024_12_02, deployment Perimeter, deployment Internal, deprecation_reason Age, malware_family Lumma_Stealer, performance_impact Low, confidence High, signature_severity Major, updated_at 2025_03_07, reviewed_at 2025_03_07, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol; target:src_ip;)
Dec 2, 2024, 12:00 PM
Mar 7, 2025, 12:00 PM
Dec 3, 2024, 4:00 PM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules