alert dns $HOME_NET any -> any any (msg:"ET MALWARE Win32/Lumma Stealer Related CnC Domain in DNS Lookup (se-blurry .biz)"; dns.query; bsize:13; content:"se-blurry.biz"; fast_pattern; nocase; reference:md5,bed38a4c21d98f5c188b7b7b3a1848ef; classtype:domain-c2; sid:2058685; rev:2; metadata:attack_target Client_Endpoint, created_at 2024_12_30, deployment Perimeter, deployment Internal, deprecation_reason Age, malware_family Lumma_Stealer, 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;)