ET MALWARE Win32/Bulta CnC Beacon

Query · suricata

flow:established,to_server;
content:"|1f 93 97 d3 94 01 69 49 4d 7b a7 ac f6 7a|"; depth:14;
Raw source ET MALWARE Win32/Bulta 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 tcp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Win32/Bulta CnC Beacon";
    flow:established,to_server;
    content:"|1f 93 97 d3 94 01 69 49 4d 7b a7 ac f6 7a|"; depth:14;
    reference:md5,8dd612b14a2a448e8b1b6f3d09909e45;
    classtype:command-and-control;
    sid:2022345; rev:2;
    metadata:attack_target Client_Endpoint, created_at 2016_01_09, deployment Perimeter, malware_family Win32_Bulta, confidence High, signature_severity Major, tag c2, updated_at 2019_07_26, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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