ET ADWARE_PUP PUP Win32/ELEX Checkin

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/v"; depth:2;
content:"?update"; fast_pattern; distance:0;
pcre:"/^[0-9]?=[a-z]+/Ri";
http.header_names;
content:!"User-Agent";
content:!"Accept";
content:!"Referer";
Raw source ET ADWARE_PUP PUP Win32/ELEX Checkin · Suricata
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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 ADWARE_PUP PUP Win32/ELEX Checkin";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/v"; depth:2;
    content:"?update"; fast_pattern; distance:0;
    pcre:"/^[0-9]?=[a-z]+/Ri";
    http.header_names;
    content:!"User-Agent";
    content:!"Accept";
    content:!"Referer";
    reference:md5,2fed7fe9d055ebb63897bc2c8996676d;
    reference:md5,e2fd0d2c44e96cab5017bb8a68ca92a6;
    classtype:pup-activity;
    sid:2019779; rev:8;
    metadata:created_at 2014_11_24, signature_severity Minor, updated_at 2020_08_31;
)

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