ET MALWARE ZeroAccess/Max++ Rootkit C&C Activity 1

Query · suricata

flow:established,to_server;
http.uri;
content:".php?w=";
content:"&i="; distance:0;
content:"&a="; distance:0;
pcre:"/\.php\?w=\d+&i=[0-9a-f]{32}&a=\d+$/";
Raw source ET MALWARE ZeroAccess/Max++ Rootkit C&C Activity 1 · 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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE ZeroAccess/Max++ Rootkit C&C Activity 1";
    flow:established,to_server;
    http.uri;
    content:".php?w=";
    content:"&i="; distance:0;
    content:"&a="; distance:0;
    pcre:"/\.php\?w=\d+&i=[0-9a-f]{32}&a=\d+$/";
    reference:url,resources.infosecinstitute.com/step-by-step-tutorial-on-reverse-engineering-malware-the-zeroaccessmaxsmiscer-crimeware-rootkit/;
    reference:url,www.symantec.com/security_response/writeup.jsp?docid=2011-071314-0410-99&tabid=2;
    reference:url,www.microsoft.com/security/portal/Threat/Encyclopedia/Entry.aspx?Name=TrojanDropper%3aWin32%2fSirefef.B;
    classtype:command-and-control;
    sid:2013685; rev:4;
    metadata:created_at 2011_09_22, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_17;
)

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