ET MALWARE ClickFix Landing Page Observed


Query · suricata

flow:established,to_client;
http.response_body;
content:"ClickFix|20|Cloudflare|20|CAPTCHA|20|module"; fast_pattern;
content:"|2f 2f 20|Loaded|20|by|20|JS|20|loader|20|from|20|API|20|server";
content:"fetchPayload|28 29|";
target:dest_ip;
Raw source ET MALWARE ClickFix Landing Page Observed · 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 MALWARE ClickFix Landing Page Observed";
    flow:established,to_client;
    http.response_body;
    content:"ClickFix|20|Cloudflare|20|CAPTCHA|20|module"; fast_pattern;
    content:"|2f 2f 20|Loaded|20|by|20|JS|20|loader|20|from|20|API|20|server";
    content:"fetchPayload|28 29|";
    classtype:trojan-activity;
    sid:2069839; rev:1;
    metadata:affected_product Web_Browsers, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_06_09, deployment Perimeter, deployment SSLDecrypt, malware_family ClickFix, confidence High, signature_severity Major, tag compromised_website, updated_at 2026_06_09, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise;
    target:dest_ip;
)

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