ET POLICY WebRTC IP tracking Javascript

Query · suricata

flow:established,from_server;
file_data;
content:"function getIPs|28|callback|29|"; nocase; fast_pattern;
content:"ip_dups"; nocase;
content:"handleCandidate"; nocase;
content:"RTCPeerConnection"; nocase;
Raw source ET POLICY WebRTC IP tracking Javascript · 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 POLICY WebRTC IP tracking Javascript";
    flow:established,from_server;
    file_data;
    content:"function getIPs|28|callback|29|"; nocase; fast_pattern;
    content:"ip_dups"; nocase;
    content:"handleCandidate"; nocase;
    content:"RTCPeerConnection"; nocase;
    reference:url,github.com/diafygi/webrtc-ips;
    classtype:successful-recon-limited;
    sid:2021089; rev:3;
    metadata:created_at 2015_05_13, confidence High, signature_severity Informational, updated_at 2019_07_26;
)

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