ET MALWARE Snatch Ransomware Checkin (POST)

Query · suricata

flow:established,to_server;
http.request_line;
content:"POST /news HTTP/1.1"; fast_pattern;
http.request_body;
content:"|22|pid|22 3a|";
content:"|22|host|22 3a|"; distance:0;
content:"|22|type|22 3a|"; distance:0;
content:"|22|username|22 3a|"; distance:0;
Raw source ET MALWARE Snatch Ransomware Checkin (POST) · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Snatch Ransomware Checkin (POST)";
    flow:established,to_server;
    http.request_line;
    content:"POST /news HTTP/1.1"; fast_pattern;
    http.request_body;
    content:"|22|pid|22 3a|";
    content:"|22|host|22 3a|"; distance:0;
    content:"|22|type|22 3a|"; distance:0;
    content:"|22|username|22 3a|"; distance:0;
    reference:md5,5a9ae5f51c41f2de4f3eca94ddb4ccfd;
    classtype:trojan-activity;
    sid:2035898; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2022_04_12, deployment Perimeter, confidence High, signature_severity Major, tag Ransomware, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_04_12, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;
)

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