ET MALWARE Patchwork APT CnC Activity (uuiddsd)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:".php"; endswith;
http.header_names;
content:!"|0d 0a|Referer|0d 0a|"; nocase;
http.request_body;
content:"uuiddsd="; startswith; fast_pattern;
content:"&uqid="; distance:0;
http.header;
content:"|0d 0a|Expect|3a 20|100-continue|0d 0a|";
http.content_type; bsize:33;
content:"application/x-www-form-urlencoded";
Raw source ET MALWARE Patchwork APT CnC Activity (uuiddsd) · 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 Patchwork APT CnC Activity (uuiddsd)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:".php"; endswith;
    http.header_names;
    content:!"|0d 0a|Referer|0d 0a|"; nocase;
    http.request_body;
    content:"uuiddsd="; startswith; fast_pattern;
    content:"&uqid="; distance:0;
    http.header;
    content:"|0d 0a|Expect|3a 20|100-continue|0d 0a|";
    http.content_type; bsize:33;
    content:"application/x-www-form-urlencoded";
    reference:url,x.com/naumovax/status/1813151432419254656/;
    reference:md5,9cb3752a862d996815249c3d14353464;
    reference:url,ctfiot.com/193014.html;
    classtype:trojan-activity;
    sid:2054503; 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_16, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Critical, tag Patchwork, updated_at 2024_07_16;
)

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