ET INFO DNS Query to Browser FingerprintJS Domain (openfpcdn .io)

Query · suricata

dns.query; dotprefix;
content:".openfpcdn.io"; nocase; endswith;
threshold:type limit,seconds 300,count 1,track by_src;
Raw source ET INFO DNS Query to Browser FingerprintJS Domain (openfpcdn .io) · 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 dns $HOME_NET any -> any any (
    msg:"ET INFO DNS Query to Browser FingerprintJS Domain (openfpcdn .io)";
    dns.query; dotprefix;
    content:".openfpcdn.io"; nocase; endswith;
    threshold:type limit,seconds 300,count 1,track by_src;
    reference:url,github.com/fingerprintjs/cdn;
    classtype:misc-activity;
    sid:2049250; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2023_11_17, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_17;
)

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