Versions (2)
Version DetailsCurrent
Rev: 1 • Nov 20, 2025, 12:00 PMET MALWARE Observed DNS Query to Aura Stealer Domain (mscloud .cfd)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to Aura Stealer Domain (mscloud .cfd)"; dns.query; dotprefix; content:".mscloud.cfd"; nocase; endswith; reference:md5,2fc8158f220185e6f5b980e899f2cd55; classtype:trojan-activity; sid:2065854; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2025_11_20, deployment Perimeter, deployment SSLDecrypt, malware_family AuraStealer, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_11_20, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Nov 20, 2025, 12:00 PM
Nov 20, 2025, 12:00 PM
Nov 20, 2025, 10:34 PM
Nov 21, 2025, 9:34 PM
rules/emerging-malware.rules