ET PHISHING PerSwaysion Phishkit Landing Page

alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET PHISHING PerSwaysion Phishkit Landing Page";
    flow:established,to_client;
    http.stat_code;
    content:"200";
    file.data;
    content:"themes/css/"; nocase;
    content:".css"; nocase; distance:45;
    content:"themes/css/"; nocase;
    content:".css"; nocase; distance:45;
    content:"script nonce="; nocase; fast_pattern;
    content:"themes/"; nocase;
    content:".js"; nocase; distance:42;
    content:"script nonce="; nocase;
    content:"themes/"; nocase;
    content:".js"; nocase; distance:32;
    reference:url,blog.group-ib.com/perswaysion;
    classtype:credential-theft;
    sid:2034027; rev:2;
    metadata:attack_target Client_Endpoint, created_at 2021_09_24, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_10_05;
)