ET MALWARE Mac User-Agent Typo INBOUND Likely Hostile

Query · suricata

flow:established,to_server;
http.user_agent;
content:"Mozilla/5.0 (Macintosh|3b|"; depth:23;
content:"(KHTML, like Geco,"; distance:0; fast_pattern;
Raw source ET MALWARE Mac User-Agent Typo INBOUND Likely Hostile · 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 $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Mac User-Agent Typo INBOUND Likely Hostile";
    flow:established,to_server;
    http.user_agent;
    content:"Mozilla/5.0 (Macintosh|3b|"; depth:23;
    content:"(KHTML, like Geco,"; distance:0; fast_pattern;
    classtype:trojan-activity;
    sid:2008955; rev:9;
    metadata:created_at 2010_07_30, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_14;
)

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