ET MALWARE Trojan/MSIL.bfsx Checkin

Query · suricata

flow:to_server,established;
http.uri;
content:"/infect"; fast_pattern;
content:".php"; offset:7;
pcre:"/\/infect(?:-\d)?\.php$/";
http.user_agent;
content:"Microsoft"; bsize:9;
Raw source ET MALWARE Trojan/MSIL.bfsx Checkin · 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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE Trojan/MSIL.bfsx Checkin";
    flow:to_server,established;
    http.uri;
    content:"/infect"; fast_pattern;
    content:".php"; offset:7;
    pcre:"/\/infect(?:-\d)?\.php$/";
    http.user_agent;
    content:"Microsoft"; bsize:9;
    reference:md5,506cd65bdd06f41f8219cd1ed78eac7d;
    reference:md5,0c39b39ee4a59a8ac5fc1df500da2a88;
    classtype:command-and-control;
    sid:2019840; rev:6;
    metadata:created_at 2014_12_03, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_28;
)

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