Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to Redkeeper Ransomware Domain"; dns.query; content:"iuqerfsodp9ifjaposdfjhgosurijfaewrwergwex.com"; nocase; endswith; classtype:domain-c2; sid:2029898; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_04_14, deployment Perimeter, confidence High, signature_severity Major, tag Ransomware, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_16, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;)