ET MALWARE Oficla Downloader Activity Observed

Query · suricata

flow:established,to_server;
http.method;
content:"GET"; nocase;
http.uri;
content:".php?id="; nocase;
content:"&v="; nocase;
content:"&tm="; nocase; fast_pattern;
content:"&b="; nocase;
pcre:"/\x2Ephp\x3Fid\x3D\d*\x26v\x3D\d*\x26tm\x3D\d*\x26b\x3D/i";
Raw source ET MALWARE Oficla Downloader Activity Observed · 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 Oficla Downloader Activity Observed";
    flow:established,to_server;
    http.method;
    content:"GET"; nocase;
    http.uri;
    content:".php?id="; nocase;
    content:"&v="; nocase;
    content:"&tm="; nocase; fast_pattern;
    content:"&b="; nocase;
    pcre:"/\x2Ephp\x3Fid\x3D\d*\x26v\x3D\d*\x26tm\x3D\d*\x26b\x3D/i";
    reference:md5,38e1d644e2a16041b5ec1a02826df280;
    reference:md5,1db0c8d48a76662496af7faf581b1cf0;
    classtype:trojan-activity;
    sid:2009776; rev:8;
    metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_22;
)

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