ET MALWARE Backdoor.Win32.Pushdo.s Checkin

Query · suricata

flow:to_server,established;
urilen:39;
http.method;
content:"POST";
http.uri;
content:"/?ptrxcz_"; fast_pattern;
pcre:"/^\/\?ptrxcz_[a-z0-9A-Z]{30}$/";
Raw source ET MALWARE Backdoor.Win32.Pushdo.s Checkin · 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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE Backdoor.Win32.Pushdo.s Checkin";
    flow:to_server,established;
    urilen:39;
    http.method;
    content:"POST";
    http.uri;
    content:"/?ptrxcz_"; fast_pattern;
    pcre:"/^\/\?ptrxcz_[a-z0-9A-Z]{30}$/";
    reference:md5,58ffe2b79be4e789be80f92b7f96e20c;
    classtype:command-and-control;
    sid:2015807; rev:5;
    metadata:created_at 2012_10_05, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_17;
)

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