ET MALWARE WEBC2-CLOVER Download UA

Query · suricata

flow:established,to_server;
http.user_agent;
content:"Mozilla/5.0 (Windows|3b 20|Windows NT 5.1|3b 20|en-US|3b 20|rv|3a|1.8.0.12) Firefox/1.5.0.12"; fast_pattern; bsize:74;
Raw source ET MALWARE WEBC2-CLOVER Download UA · 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 MALWARE WEBC2-CLOVER Download UA";
    flow:established,to_server;
    http.user_agent;
    content:"Mozilla/5.0 (Windows|3b 20|Windows NT 5.1|3b 20|en-US|3b 20|rv|3a|1.8.0.12) Firefox/1.5.0.12"; fast_pattern; bsize:74;
    reference:url,www.mandiant.com/apt1;
    reference:md5,29c691978af80dc23c4df96b5f6076bb;
    classtype:command-and-control;
    sid:2016453; rev:3;
    metadata:created_at 2013_02_22, signature_severity Major, updated_at 2020_04_23;
)

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