ET MALWARE Darkshell.A Checkin XOR C0 Win XP

Query · suricata

flow:to_server,established;
dsize:<512;
content:"|e0 e0 e0 e0 97 89 8e 84 8f|";
content:"|98 90 e0|"; distance:2; within:3;
Raw source ET MALWARE Darkshell.A Checkin XOR C0 Win XP · 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 tcp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Darkshell.A Checkin XOR C0 Win XP";
    flow:to_server,established;
    dsize:<512;
    content:"|e0 e0 e0 e0 97 89 8e 84 8f|";
    content:"|98 90 e0|"; distance:2; within:3;
    classtype:command-and-control;
    sid:2018229; rev:2;
    metadata:created_at 2014_03_06, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)

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