ET MALWARE EncryptHub Stealer Host Details Exfil via Telegram (POST)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/bot"; startswith;
content:"/sendMessage"; endswith;
http.host; bsize:16;
content:"api.telegram.org";
http.request_body;
content:"|22|chat|5f|id|22 3a|"; depth:20;
content:"|22|text|22 3a|"; distance:0;
content:"|5b|WORM|5d|"; fast_pattern;
content:"|5c|nIP|3a|"; distance:0;
content:"|5c|nOS|3a|"; distance:0;
Raw source ET MALWARE EncryptHub Stealer Host Details 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 EncryptHub Stealer Host Details Exfil via Telegram (POST)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/bot"; startswith;
    content:"/sendMessage"; endswith;
    http.host; bsize:16;
    content:"api.telegram.org";
    http.request_body;
    content:"|22|chat|5f|id|22 3a|"; depth:20;
    content:"|22|text|22 3a|"; distance:0;
    content:"|5b|WORM|5d|"; fast_pattern;
    content:"|5c|nIP|3a|"; distance:0;
    content:"|5c|nOS|3a|"; distance:0;
    reference:md5,c8e6cd1fb6f5dfe1ab548024a7f67043;
    reference:url,x.com/1ZRR4H/status/1816917288961937534;
    classtype:trojan-activity;
    sid:2054726; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_07_29, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Critical, updated_at 2024_07_29;
)

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