ET MALWARE Password Stealer - User-Agent (Ucheck)

Query · suricata

flow:established,to_server;
http.user_agent;
content:"Opera/9.10";
content:"|3b 20|Ucheck"; fast_pattern;
Raw source ET MALWARE Password Stealer - User-Agent (Ucheck) · 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 Password Stealer - User-Agent (Ucheck)";
    flow:established,to_server;
    http.user_agent;
    content:"Opera/9.10";
    content:"|3b 20|Ucheck"; fast_pattern;
    classtype:trojan-activity;
    sid:2009081; rev:12;
    metadata:created_at 2010_07_30, confidence High, signature_severity Major, updated_at 2020_08_13;
)

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