ET MALWARE Cobalt Strike Malleable C2 (Pandora Profile)

Query · suricata

flow:established,to_server;
urilen:8;
http.method;
content:"GET";
http.uri;
content:"/access/";
http.cookie;
content:"|5f 5f|utma|3d|210077622|2e|1732439995|2e|1433201462|2e|1403204372|2e|1385202493|2e|2|3b|"; startswith; fast_pattern;
http.header;
content:"GetContentFeatures.DLNA.ORG";
Raw source ET MALWARE Cobalt Strike Malleable C2 (Pandora Profile) · 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 Cobalt Strike Malleable C2 (Pandora Profile)";
    flow:established,to_server;
    urilen:8;
    http.method;
    content:"GET";
    http.uri;
    content:"/access/";
    http.cookie;
    content:"|5f 5f|utma|3d|210077622|2e|1732439995|2e|1433201462|2e|1403204372|2e|1385202493|2e|2|3b|"; startswith; fast_pattern;
    http.header;
    content:"GetContentFeatures.DLNA.ORG";
    reference:url,github.com/rsmudge/Malleable-C2-Profiles/blob/master/normal/pandora.profile;
    classtype:trojan-activity;
    sid:2055382; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_08_21, deployment Perimeter, malware_family Cobalt_Strike, confidence Medium, signature_severity Critical, updated_at 2024_08_21, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1001, mitre_technique_name Data_Obfuscation;
)

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