ET EXPLOIT HTTP POST with Common Ruby RCE Technique in Body

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"|3b|";
content:"system.exec|28|"; nocase; fast_pattern;
Raw source ET EXPLOIT HTTP POST with Common Ruby RCE Technique in Body · 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 any any -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET EXPLOIT HTTP POST with Common Ruby RCE Technique in Body";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.request_body;
    content:"|3b|";
    content:"system.exec|28|"; nocase; fast_pattern;
    classtype:attempted-admin;
    sid:2063425; rev:1;
    metadata:created_at 2025_07_13, signature_severity Unknown, updated_at 2025_07_13;
)

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