ET SCAN WhatWeb Web Application Fingerprint Scanner Default User-Agent Detected

Query · suricata

flow:established,to_server;
content:"|0d 0a|User-Agent|3A| WhatWeb/";
Raw source ET SCAN WhatWeb Web Application Fingerprint Scanner Default User-Agent Detected · 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 -> $HTTP_SERVERS any (
    msg:"ET SCAN WhatWeb Web Application Fingerprint Scanner Default User-Agent Detected";
    flow:established,to_server;
    content:"|0d 0a|User-Agent|3A| WhatWeb/";
    reference:url,www.morningstarsecurity.com/research/whatweb;
    classtype:attempted-recon;
    sid:2010960; rev:4;
    metadata:created_at 2010_07_30, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_09_27;
)

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