ET HUNTING Googlebot User-Agent Observed in Outbound HTTP Request

Query · suricata

flow:established,to_server;
http.user_agent;
content:"Googlebot/"; fast_pattern;
threshold:type limit, count 1, seconds 300, track by_src;
Raw source ET HUNTING Googlebot User-Agent Observed in Outbound HTTP Request · 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 HUNTING Googlebot User-Agent Observed in Outbound HTTP Request";
    flow:established,to_server;
    http.user_agent;
    content:"Googlebot/"; fast_pattern;
    threshold:type limit, count 1, seconds 300, track by_src;
    classtype:misc-activity;
    sid:2050746; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2024_02_07, deployment Perimeter, performance_impact Moderate, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_07;
)

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