ET ATTACK_RESPONSE ClickFix Webpage Inbound

Query · suricata

flow:established,to_client;
http.response_body;
content:"function|20|setClipboardCopyData|28|textToCopy|29 20 7b|"; fast_pattern;
content:"document|2e|createElement|28 22|textarea|22 29 3b|"; distance:0;
content:"tempTextArea|2e|value|20 3d 20|textToCopy|3b|"; distance:0;
content:"document|2e|execCommand|28 22|copy|22 29 3b|"; distance:0;
target:dest_ip;
Raw source ET ATTACK_RESPONSE ClickFix Webpage Inbound · 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 ATTACK_RESPONSE ClickFix Webpage Inbound";
    flow:established,to_client;
    http.response_body;
    content:"function|20|setClipboardCopyData|28|textToCopy|29 20 7b|"; fast_pattern;
    content:"document|2e|createElement|28 22|textarea|22 29 3b|"; distance:0;
    content:"tempTextArea|2e|value|20 3d 20|textToCopy|3b|"; distance:0;
    content:"document|2e|execCommand|28 22|copy|22 29 3b|"; distance:0;
    reference:url,github.com/JohnHammond/recaptcha-phish/blob/main/index.html;
    classtype:trojan-activity;
    sid:2061754; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2025_04_18, deployment Perimeter, deployment SSLDecrypt, malware_family ClickFix, confidence Medium, signature_severity Major, updated_at 2025_04_18, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1105, mitre_technique_name Ingress_Tool_Transfer;
    target:dest_ip;
)

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