ET MALWARE Win32/BumbleBee Loader Activity (GET)

Query · suricata

flow:established,to_server;
http.request_line;
content:"GET /gate HTTP/1.1";
http.user_agent;
content:"bumblebee"; bsize:9; fast_pattern;
http.request_body;
content:"|22|client_id|22|";
content:"|22|group_name|22|"; distance:0;
content:"|22|sys_version|22|"; distance:0;
content:"User name|3a 20|"; distance:0;
Raw source ET MALWARE Win32/BumbleBee Loader Activity (GET) · 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 Win32/BumbleBee Loader Activity (GET)";
    flow:established,to_server;
    http.request_line;
    content:"GET /gate HTTP/1.1";
    http.user_agent;
    content:"bumblebee"; bsize:9; fast_pattern;
    http.request_body;
    content:"|22|client_id|22|";
    content:"|22|group_name|22|"; distance:0;
    content:"|22|sys_version|22|"; distance:0;
    content:"User name|3a 20|"; distance:0;
    reference:md5,555b77d23549e231c8d7f0b003cc5164;
    reference:md5,3f34d94803e9c8bc0a9cd09f507bc515;
    classtype:trojan-activity;
    sid:2035387; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2022_03_03, deployment Perimeter, deployment SSLDecrypt, malware_family Bumblebee_Loader, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_03;
)

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