ET MALWARE DonotGroup Maldoc Activity (GET)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
pcre:"/^\/[A-Za-z0-9]{20}\/[A-Za-z0-9]{17,20}$/";
http.header_names;
content:"|0d 0a|User-Agent|0d 0a|Host|0d 0a|Cache-Control|0d 0a 0d 0a|"; fast_pattern; bsize:37;
target:src_ip;
Raw source ET MALWARE DonotGroup Maldoc Activity (GET) · 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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE DonotGroup Maldoc Activity (GET)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    pcre:"/^\/[A-Za-z0-9]{20}\/[A-Za-z0-9]{17,20}$/";
    http.header_names;
    content:"|0d 0a|User-Agent|0d 0a|Host|0d 0a|Cache-Control|0d 0a 0d 0a|"; fast_pattern; bsize:37;
    classtype:trojan-activity;
    sid:2044734; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2023_03_21, deployment Perimeter, performance_impact Moderate, confidence Low, signature_severity Minor, tag Donot, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_19, reviewed_at 2023_10_23;
    target:src_ip;
)

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