ET PHISHING Exfil to FormSpark Form from Netlify

Query · suricata

flow:established,to_client;
http.stat_code;
content:"302";
http.location;
content:"submitted.formspark.io?_formId="; fast_pattern;
content:"&_referer="; distance:0;
content:".netlify.app"; distance:0;
Raw source ET PHISHING Exfil to FormSpark Form from Netlify · Suricata
Esc
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 PHISHING Exfil to FormSpark Form from Netlify";
    flow:established,to_client;
    http.stat_code;
    content:"302";
    http.location;
    content:"submitted.formspark.io?_formId="; fast_pattern;
    content:"&_referer="; distance:0;
    content:".netlify.app"; distance:0;
    classtype:credential-theft;
    sid:2066744; rev:1;
    metadata:created_at 2026_01_14, signature_severity Unknown, updated_at 2026_01_14;
)

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