ET ADWARE_PUP Rogue.WinPCDefender Checkin

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/?machine_id={"; depth:14; fast_pattern;
content:"}"; endswith;
http.host;
content:"anti"; depth:4;
http.header_names;
content:!"Referer";
Raw source ET ADWARE_PUP Rogue.WinPCDefender 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 Rogue.WinPCDefender Checkin";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/?machine_id={"; depth:14; fast_pattern;
    content:"}"; endswith;
    http.host;
    content:"anti"; depth:4;
    http.header_names;
    content:!"Referer";
    reference:md5,aa8def27909596f8477a5374f735eec9;
    reference:url,www.bleepingcomputer.com/virus-removal/remove-antivirus-pro-2017;
    classtype:pup-activity;
    sid:2025358; rev:6;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_02_14, deployment Perimeter, performance_impact Moderate, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_24;
)

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