ET MALWARE Observed MacOS ClickFix Landing Page

Query · suricata

flow:established,to_client;
http.response_body;
content:"|3c|title|3e|free|20|up|20|storage|20|space|20|on|20|mac|3c 2f|title|3e|"; nocase; fast_pattern;
target:dest_ip;
Raw source ET MALWARE Observed MacOS ClickFix Landing Page · 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 Observed MacOS ClickFix Landing Page";
    flow:established,to_client;
    http.response_body;
    content:"|3c|title|3e|free|20|up|20|storage|20|space|20|on|20|mac|3c 2f|title|3e|"; nocase; fast_pattern;
    reference:url,x.com/fabo97662188/status/2023820722674757888;
    classtype:trojan-activity;
    sid:2067814; rev:1;
    metadata:affected_product Mac_OSX, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_02_18, deployment Perimeter, deployment SSLDecrypt, malware_family ClickFix, confidence High, signature_severity Critical, updated_at 2026_02_18, 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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