ET MALWARE Baraka Ransomware CnC activity email SMTP

Query · suricata

flow:established,to_server;
content:"|0d 0a 0d 0a|info=/*****/ Drive|20|"; fast_pattern;
content:"&key="; distance:0;
content:"&userid="; distance:0;
Raw source ET MALWARE Baraka Ransomware CnC activity email SMTP · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert smtp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Baraka Ransomware CnC activity email SMTP";
    flow:established,to_server;
    content:"|0d 0a 0d 0a|info=/*****/ Drive|20|"; fast_pattern;
    content:"&key="; distance:0;
    content:"&userid="; distance:0;
    classtype:command-and-control;
    sid:2029552; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_02_28, deployment Perimeter, confidence High, signature_severity Major, tag Ransomware, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_02_28, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;
)

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