ET MALWARE Trojan-Dropper.Win32.StartPage.dvm or Mebromi Bios Rootkit CnC Count Checkin

Query · suricata

flow:to_server,established;
http.method;
content:"GET"; nocase;
http.uri;
content:"/Count.asp?UserID=";
content:"&MAC="; distance:0;
content:"&Process="; distance:0;
Raw source ET MALWARE Trojan-Dropper.Win32.StartPage.dvm or Mebromi Bios Rootkit CnC Count 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-Dropper.Win32.StartPage.dvm or Mebromi Bios Rootkit CnC Count Checkin";
    flow:to_server,established;
    http.method;
    content:"GET"; nocase;
    http.uri;
    content:"/Count.asp?UserID=";
    content:"&MAC="; distance:0;
    content:"&Process="; distance:0;
    reference:md5,b3106dbfb3ab114755af311883f33697;
    reference:md5,7d2eb4b364e15e90cec1ddd7dcb97f64;
    reference:url,blog.webroot.com/2011/09/13/mebromi-the-first-bios-rootkit-in-the-wild/;
    classtype:command-and-control;
    sid:2013741; rev:7;
    metadata:created_at 2011_10_05, signature_severity Major, updated_at 2020_04_21;
)

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