ET ADWARE_PUP DriverPack Update Checkin

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/notifier/watcher-check/?t="; fast_pattern; startswith;
pcre:"/\d{13}$/UR";
http.host;
content:".drp.su"; endswith;
http.header_names;
content:!"Referer";
Raw source ET ADWARE_PUP DriverPack Update 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 -> $EXTERNAL_NET any (
    msg:"ET ADWARE_PUP DriverPack Update Checkin";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/notifier/watcher-check/?t="; fast_pattern; startswith;
    pcre:"/\d{13}$/UR";
    http.host;
    content:".drp.su"; endswith;
    http.header_names;
    content:!"Referer";
    reference:md5,63181b2e347fbe0faf02e26085513a05;
    classtype:pup-activity;
    sid:2037896; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2022_08_02, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_02, reviewed_at 2024_09_17;
)

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