ET INFO WinHttp AutoProxy Request wpad.dat Possible BadTunnel

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/wpad.dat"; fast_pattern; endswith;
Raw source ET INFO WinHttp AutoProxy Request wpad.dat Possible BadTunnel · 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 any any -> any any (
    msg:"ET INFO WinHttp AutoProxy Request wpad.dat Possible BadTunnel";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/wpad.dat"; fast_pattern; endswith;
    reference:url,tools.ietf.org/html/draft-ietf-wrec-wpad-01;
    reference:url,ietf.org/rfc/rfc1002.txt;
    classtype:protocol-command-decode;
    sid:2022913; rev:5;
    metadata:created_at 2016_06_23, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_14;
)

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