ET RETIRED Night Dragon CnC Traffic Outbound 2

Query · suricata

flow:established,to_server;
dsize:16;
content:"|68 57 24 13|"; offset:12; depth:4;
threshold:type limit, count 1, seconds 60, track by_dst;
Raw source ET RETIRED Night Dragon CnC Traffic Outbound 2 · 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 $HTTP_PORTS (
    msg:"ET RETIRED Night Dragon CnC Traffic Outbound 2";
    flow:established,to_server;
    dsize:16;
    content:"|68 57 24 13|"; offset:12; depth:4;
    threshold:type limit, count 1, seconds 60, track by_dst;
    reference:url,www.mcafee.com/us/resources/white-papers/wp-global-energy-cyberattacks-Night-dragon.pdf;
    classtype:command-and-control;
    sid:2012306; rev:7;
    metadata:created_at 2011_02_10, former_category MALWARE, signature_severity Major, updated_at 2024_12_03;
)

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