alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT ClickFix Payload Response M1"; flow:established,to_client; http.stat_code; content:"200"; http.content_len; byte_test:0,<=,200,0,string,dec; http.response_body; content:"document.head.appendChild("; startswith; content:"Object.assign("; distance:0; content:"document.createElement('script')"; distance:0; content:".shop/js/jquery-"; fast_pattern; distance:0; content:".js'"; distance:0; content:".setAttribute("; distance:0; reference:url,www.proofpoint.com/us/blog/threat-insight/clipboard-compromise-powershell-self-pwn; classtype:exploit-kit; sid:2072380; rev:1; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2026_10_06, deployment Perimeter, malware_family ClickFix, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag compromised_website, updated_at 2026_10_06, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise;)