alert dns $HOME_NET any -> any any (msg:"ET MALWARE Iron Ransomware Domain (y5mogzal2w25p6bn .ml in DNS Lookup)"; dns.query; content:"y5mogzal2w25p6bn.ml"; endswith; reference:md5,5f1ab58f0639b5e43fca508eb0d4f97e; classtype:trojan-activity; sid:2025567; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_05_08, deployment Perimeter, malware_family Ransomware, confidence High, signature_severity Major, tag Ransomware, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_16, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;)