ET MALWARE Win32/TinyLoader CnC Activity (POST)


Query · suricata

flow:established,to_server;
flowbits:set,ET.TinyLoader.C2;
http.method;
content:"POST";
http.uri;
content:"/getdata.php"; endswith; fast_pattern;
http.user_agent;
content:"Chrome/120.0.0.0";
http.content_type;
content:"application/x-www-form-urlencoded";
http.request_body;
content:"71|27|0|2c|"; startswith;
target:src_ip;

Rule dependencies

Feeds into

  • 2 rules read ET.TinyLoader.C2 · view all
Raw source ET MALWARE Win32/TinyLoader CnC Activity (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/TinyLoader CnC Activity (POST)";
    flow:established,to_server;
    flowbits:set,ET.TinyLoader.C2;
    http.method;
    content:"POST";
    http.uri;
    content:"/getdata.php"; endswith; fast_pattern;
    http.user_agent;
    content:"Chrome/120.0.0.0";
    http.content_type;
    content:"application/x-www-form-urlencoded";
    http.request_body;
    content:"71|27|0|2c|"; startswith;
    reference:md5,7a2e26326e31dc7350e4f41c4b9bc26f;
    reference:md5,3c352f7692e8f30fd684795394c69e69;
    reference:url,app.any.run/tasks/e2dbfe51-2096-4d5a-be31-90da7e6bac37;
    reference:url,x.com/ViriBack/status/1953082805136605440;
    classtype:trojan-activity;
    sid:2063946; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2025_08_07, deployment Perimeter, malware_family TinyLoader, performance_impact Moderate, confidence High, signature_severity Critical, tag c2, updated_at 2025_08_07, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;
    target:src_ip;
)

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