Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Lucky Ransomware Reporting Successful File Encryption"; flow:established,to_server; http.method; content:"GET"; http.uri; content:".php?code="; content:"&file="; distance:0; content:"&size="; distance:0; content:"&sys="; distance:0; content:"&VERSION="; distance:0; content:"&status=done"; fast_pattern; endswith; http.user_agent; content:"Client"; depth:6; endswith; reference:url,blog.nsfocusglobal.com/categories/trend-analysis/satan-variant-analysis-handling-guide/; classtype:trojan-activity; sid:2026727; rev:7; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Linux, attack_target Client_Endpoint, created_at 2018_12_13, deployment Perimeter, malware_family Satan, confidence High, signature_severity Major, tag Ransomware, tag Multi_Platform, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_09, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;)