ET MALWARE Win32/Plurox Backdoor CnC Checkin

Query · suricata

flow:established,to_server;
content:"|aa 95 82 71|"; depth:4;
content:"|01 00 00 00 00 00 00 00|"; distance:4; within:8;
content:"|95 82 71 aa 95 82 71|"; endswith; fast_pattern;
Raw source ET MALWARE Win32/Plurox Backdoor CnC Checkin · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Win32/Plurox Backdoor CnC Checkin";
    flow:established,to_server;
    content:"|aa 95 82 71|"; depth:4;
    content:"|01 00 00 00 00 00 00 00|"; distance:4; within:8;
    content:"|95 82 71 aa 95 82 71|"; endswith; fast_pattern;
    reference:md5,c5b42399a6636de5014e2934ef08278f;
    reference:url,securelist.com/plurox-modular-backdoor/91213/;
    classtype:command-and-control;
    sid:2027506; rev:4;
    metadata:created_at 2019_06_21, malware_family Win32_Plurox, confidence Medium, signature_severity Major, updated_at 2020_11_11;
)

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