ET MALWARE Potential FakePAV Checkin

Query · suricata

flow:established,to_server;
http.method;
content:"GET"; nocase;
http.uri;
content:"/soft-usage/favicon.ico?"; nocase;
pcre:"/\?0=.*\&1=.*\&2=.*\&3=.*\&4=.*\&5=.*\&6=.*\&7=.*\&8=/i";
Raw source ET MALWARE Potential FakePAV 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 Potential FakePAV Checkin";
    flow:established,to_server;
    http.method;
    content:"GET"; nocase;
    http.uri;
    content:"/soft-usage/favicon.ico?"; nocase;
    pcre:"/\?0=.*\&1=.*\&2=.*\&3=.*\&4=.*\&5=.*\&6=.*\&7=.*\&8=/i";
    reference:md5,f5dd61e29eff89a93c591fba7ea14d92;
    classtype:command-and-control;
    sid:2012405; rev:5;
    metadata:created_at 2011_03_01, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_05_06;
)

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