ET MALWARE Observed ClickFix Landing Page

Query · suricata

flow:established,to_client;
http.response_body;
content:"class|3d 22|tettx|22|"; fast_pattern;
content:"step1";
content:"0px|20 21|important|3b 22|";
content:"verif";
target:dest_ip;
Raw source ET MALWARE Observed ClickFix Landing Page · 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 MALWARE Observed ClickFix Landing Page";
    flow:established,to_client;
    http.response_body;
    content:"class|3d 22|tettx|22|"; fast_pattern;
    content:"step1";
    content:"0px|20 21|important|3b 22|";
    content:"verif";
    classtype:trojan-activity;
    sid:2067291; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_02_03, deployment Perimeter, deployment SSLDecrypt, malware_family ClickFix, confidence High, signature_severity Unknown, updated_at 2026_02_03, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;
    target:dest_ip;
)

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