Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Cobalt Strike Related Domain in DNS Lookup (news .networkslaoupdate .com)"; dns.query; content:"news.networkslaoupdate.com"; nocase; bsize:26; reference:md5,b9fecf531ebd323cd25b4dbb179a8969; reference:url,go.recordedfuture.com/hubfs/reports/cta-2021-1208.pdf; classtype:domain-c2; sid:2034736; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_12_15, deployment Perimeter, malware_family Cobalt_Strike, malware_family Cobalt_Strike, malware_family TAG_33, confidence High, signature_severity Major, updated_at 2021_12_15, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1001, mitre_technique_name Data_Obfuscation;)