ET MALWARE Suspicious User-Agent (WindowsNT) With No Separating Space

Query · suricata

flow:established,to_server;
http.user_agent;
content:"WindowsNT";
http.host;
content:!".rview.com";
content:!".mobizen.com";
Raw source ET MALWARE Suspicious User-Agent (WindowsNT) With No Separating Space · 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 Suspicious User-Agent (WindowsNT) With No Separating Space";
    flow:established,to_server;
    http.user_agent;
    content:"WindowsNT";
    http.host;
    content:!".rview.com";
    content:!".mobizen.com";
    classtype:trojan-activity;
    sid:2013721; rev:8;
    metadata:affected_product Any, attack_target Client_Endpoint, created_at 2011_10_01, deployment Perimeter, confidence High, signature_severity Major, tag User_Agent, updated_at 2020_08_18;
)

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