ET MALWARE BleachGap Ransomware Checkin (POST)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"|22|username|22 3a 20 22|BleachGap|20|";
content:"|22|name|22 3a 20 22|Hacker$quad|22|";
content:"discord.gg";
Raw source ET MALWARE BleachGap 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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE BleachGap Ransomware Checkin (POST)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.request_body;
    content:"|22|username|22 3a 20 22|BleachGap|20|";
    content:"|22|name|22 3a 20 22|Hacker$quad|22|";
    content:"discord.gg";
    reference:md5,4809f621c6dbaf0c93f1a92def0f592e;
    classtype:trojan-activity;
    sid:2033902; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2021_09_07, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, tag Ransomware, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_09_07, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;
)

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