ET MALWARE 9002 RAT CnC Activity (POST)

Query · suricata

flow:established,to_server;
urilen:12;
http.method;
content:"POST";
http.uri;
content:"|2f 3f|q|3d|"; startswith;
pcre:"/^[a-z0-9]{8}$/R";
http.user_agent;
content:"User|2d|Agent|3a|Mozilla"; startswith; fast_pattern;
http.accept;
content:"text/html"; startswith;
http.header_names;
content:!"|0d 0a|Referer|0d 0a|"; nocase;
Raw source ET MALWARE 9002 RAT 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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE 9002 RAT CnC Activity (POST)";
    flow:established,to_server;
    urilen:12;
    http.method;
    content:"POST";
    http.uri;
    content:"|2f 3f|q|3d|"; startswith;
    pcre:"/^[a-z0-9]{8}$/R";
    http.user_agent;
    content:"User|2d|Agent|3a|Mozilla"; startswith; fast_pattern;
    http.accept;
    content:"text/html"; startswith;
    http.header_names;
    content:!"|0d 0a|Referer|0d 0a|"; nocase;
    reference:md5,19aff0a43f80919a6113020d3ff38300;
    reference:url,x.com/naumovax/status/1817905495824327;
    reference:url,tgsoft.it/news/news_archivio.asp?id=1557;
    classtype:trojan-activity;
    sid:2054729; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_07_29, deployment Perimeter, malware_family 9002, confidence High, signature_severity Major, tag RAT, tag c2, updated_at 2024_07_29, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;
)

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