ET MALWARE OrbitalBeam CnC Activity (Debug)


Query · suricata

flow:established,to_server;
urilen:20;
http.method;
content:"POST";
http.uri;
content:"/api/v1/Client/Debug"; fast_pattern;
http.header_names;
content:"X-Request-ID|0d 0a|";
http.header;
content:"X-Request-ID|3a 20|";
pcre:"/^(?:(?:[a-z0-9]{8})\x2d(?:[a-z0-9]{4})\x2d(?:[a-z0-9]{4})\x2d(?:[a-z0-9]{4})\x2d(?:[a-z0-9]{12})\x0d\x0a)/R";
http.request_body;
content:"Debug|3a 20|"; startswith;
threshold:type limit,track by_src,count 1,seconds 300;
Raw source ET MALWARE OrbitalBeam CnC Activity (Debug) · 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 http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE OrbitalBeam CnC Activity (Debug)";
    flow:established,to_server;
    urilen:20;
    http.method;
    content:"POST";
    http.uri;
    content:"/api/v1/Client/Debug"; fast_pattern;
    http.header_names;
    content:"X-Request-ID|0d 0a|";
    http.header;
    content:"X-Request-ID|3a 20|";
    pcre:"/^(?:(?:[a-z0-9]{8})\x2d(?:[a-z0-9]{4})\x2d(?:[a-z0-9]{4})\x2d(?:[a-z0-9]{4})\x2d(?:[a-z0-9]{12})\x0d\x0a)/R";
    http.request_body;
    content:"Debug|3a 20|"; startswith;
    threshold:type limit,track by_src,count 1,seconds 300;
    classtype:trojan-activity;
    sid:2050012; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2024_01_11, deployment Perimeter, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_11;
)

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