ET MALWARE Win32/Fosniw CnC Checkin Style 2

Query · suricata

flow:established,to_server;
http.uri;
content:".asp?prj=";
content:"&pid=";
content:"&mac=";
Raw source ET MALWARE Win32/Fosniw CnC Checkin Style 2 · 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/Fosniw CnC Checkin Style 2";
    flow:established,to_server;
    http.uri;
    content:".asp?prj=";
    content:"&pid=";
    content:"&mac=";
    reference:url,www.microsoft.com/security/portal/Threat/Encyclopedia/Entry.aspx?Name=TrojanDownloader%3AWin32%2FFosniw.B;
    classtype:command-and-control;
    sid:2013203; rev:3;
    metadata:created_at 2011_07_06, malware_family Win32_Fosniw, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_20;
)

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