ET EXPLOIT_KIT Observed ClickFix Javascript Loader URI to *.top domain M67

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET EXPLOIT_KIT Observed ClickFix Javascript Loader URI to *.top domain M67";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.host;
    content:".top"; endswith;
    http.uri;
    content:"/"; offset:1;
    content:"/router-serializer.js"; fast_pattern; endswith;
    classtype:exploit-kit;
    sid:2071717; rev:1;
    metadata:attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_08_21, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, tag Exploit_Kit, tag compromised_website, tag ClickFix, updated_at 2026_08_21, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise;
    target:src_ip;
)