ET EXPLOIT_KIT ClickFix Payload Response M1

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;
)