ET MALWARE TrueBot/Silence.Downlaoder Screenshot Post M2

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:".php"; endswith;
http.content_type;
content:"multipart|2f|form|2d|data|3b 20|boundary|3d 2d 2d 2d 2d|WebKitFormBoundaryYeg3e1XpGtiXfNZD"; bsize:68; fast_pattern;
Raw source ET MALWARE TrueBot/Silence.Downlaoder Screenshot Post M2 · 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 TrueBot/Silence.Downlaoder Screenshot Post M2";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:".php"; endswith;
    http.content_type;
    content:"multipart|2f|form|2d|data|3b 20|boundary|3d 2d 2d 2d 2d|WebKitFormBoundaryYeg3e1XpGtiXfNZD"; bsize:68; fast_pattern;
    reference:md5,20643549f19bed9a6853810262622755;
    reference:url,tria.ge/221006-rxe8gshhep;
    classtype:trojan-activity;
    sid:2039121; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2022_10_07, deployment Perimeter, malware_family TrueBot, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_10_07;
)

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