ET HUNTING Redirect Link in TikTok URL

Query · suricata

flow:established,to_server;
http.host;
content:"tiktok.com"; endswith;
http.uri;
content:"|2f|link|2f|v2|3f|aid|3d|"; startswith;
content:"|26|scene|3d|bio|5f|url|26|target|3d|http"; distance:0; fast_pattern;
Raw source ET HUNTING Redirect Link in TikTok URL · 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 Redirect Link in TikTok URL";
    flow:established,to_server;
    http.host;
    content:"tiktok.com"; endswith;
    http.uri;
    content:"|2f|link|2f|v2|3f|aid|3d|"; startswith;
    content:"|26|scene|3d|bio|5f|url|26|target|3d|http"; distance:0; fast_pattern;
    classtype:bad-unknown;
    sid:2039818; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2022_11_21, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_11_21;
)

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