ET MALWARE W32/Ke3chang.Snake.APT Campaign CnC Beacon

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/ke3chang/Directx.aspx?r="; depth:25;
Raw source ET MALWARE W32/Ke3chang.Snake.APT Campaign CnC Beacon · Suricata
Esc
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 W32/Ke3chang.Snake.APT Campaign CnC Beacon";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/ke3chang/Directx.aspx?r="; depth:25;
    reference:url,www.fireeye.com/resources/pdfs/fireeye-operation-ke3chang.pdf;
    reference:url,www.fireeye.com/blog/technical/malware-research/2013/12/operation-ke3chang-targeted-attacks-against-ministries-of-foreign-affairs.html;
    classtype:targeted-activity;
    sid:2017856; rev:3;
    metadata:attack_target Client_Endpoint, created_at 2013_12_13, deployment Perimeter, signature_severity Major, tag c2, updated_at 2020_04_27, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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