ET WEB_SERVER c99 Shell Backdoor Var Override URI

Query · suricata

flow:to_server,established;
http.uri;
content:"c99shcook["; nocase; fast_pattern;
pcre:"/[&?]c99shcook\[/i";
Raw source ET WEB_SERVER c99 Shell Backdoor Var Override URI · Suricata
Esc
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 -> $HOME_NET any (
    msg:"ET WEB_SERVER c99 Shell Backdoor Var Override URI";
    flow:to_server,established;
    http.uri;
    content:"c99shcook["; nocase; fast_pattern;
    pcre:"/[&?]c99shcook\[/i";
    reference:url,thehackerblog.com/every-c99-php-shell-is-backdoored-aka-free-shells/;
    classtype:trojan-activity;
    sid:2018601; rev:4;
    metadata:created_at 2014_06_24, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_24;
)

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