ET RETIRED Night Dragon CnC Beacon Outbound

Query · suricata

flow:established,to_server;
dsize:16;
content:"|01 50 00 00 00 00 00 00 00 00 00 01 68 57 24 13|";
threshold:type limit, count 1, seconds 60, track by_src;
Raw source ET RETIRED Night Dragon CnC Beacon Outbound · 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 $HTTP_PORTS (
    msg:"ET RETIRED Night Dragon CnC Beacon Outbound";
    flow:established,to_server;
    dsize:16;
    content:"|01 50 00 00 00 00 00 00 00 00 00 01 68 57 24 13|";
    threshold:type limit, count 1, seconds 60, track by_src;
    reference:url,www.mcafee.com/us/resources/white-papers/wp-global-energy-cyberattacks-night-dragon.pdf;
    classtype:command-and-control;
    sid:2012303; rev:5;
    metadata:attack_target Client_Endpoint, created_at 2011_02_10, deployment Perimeter, former_category MALWARE, confidence High, signature_severity Major, tag c2, updated_at 2024_12_03, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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