ET MALWARE Win32/Rage Stealer CnC Exfil via Telegram (POST)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/bot"; startswith;
content:"/sendDocument?chat_id=";
content:"NEW|20|LOG|20|FROM"; fast_pattern;
content:"|3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d|";
content:"GRABBED|20|SOFTWARE|3a|";
Raw source ET MALWARE Win32/Rage Stealer CnC Exfil via Telegram (POST) · Suricata
Esc
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 Win32/Rage Stealer CnC Exfil via Telegram (POST)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/bot"; startswith;
    content:"/sendDocument?chat_id=";
    content:"NEW|20|LOG|20|FROM"; fast_pattern;
    content:"|3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d|";
    content:"GRABBED|20|SOFTWARE|3a|";
    reference:url,twitter.com/suyog41/status/1683455972910481409;
    classtype:command-and-control;
    sid:2046900; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_07_25, deployment Perimeter, deployment SSLDecrypt, malware_family Win32_Rage, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_07_25;
)

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