ET WEB_SERVER WEBSHELL Linux/Torte Uploaded

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"JGVudiA9ICJYRFZTTl9TRVNTSU9OX0NPT0tJR"; fast_pattern;
content:"eval(base64_decode($_REQUEST[";
Raw source ET WEB_SERVER WEBSHELL Linux/Torte Uploaded · 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 $EXTERNAL_NET any -> $HTTP_SERVERS any (
    msg:"ET WEB_SERVER WEBSHELL Linux/Torte Uploaded";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.request_body;
    content:"JGVudiA9ICJYRFZTTl9TRVNTSU9OX0NPT0tJR"; fast_pattern;
    content:"eval(base64_decode($_REQUEST[";
    reference:url,blog.malwaremustdie.org/2016/01/mmd-0050-2016-incident-report-elf.html;
    classtype:attempted-admin;
    sid:2022359; rev:4;
    metadata:created_at 2016_01_13, signature_severity Major, updated_at 2020_10_05;
)

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