ET WEB_SERVER Predator the Thief Password Prompt Accessed on Internal Compromised Server

alert http $HTTP_SERVERS any -> $EXTERNAL_NET any (
    msg:"ET WEB_SERVER Predator the Thief Password Prompt Accessed on Internal Compromised Server";
    flow:established,to_client;
    file.data;
    content:"<title>Predator The Thief"; fast_pattern; nocase;
    content:"<form method=|22|POST|22 20|class=|22|sign-box|22|"; nocase; distance:0;
    content:"<input type=|22|text|22 20|class=|22|form-control|22 20|name=|22|login|22 20|value=|22 22 20|placeholder="; nocase; distance:0;
    content:"<input type=|22|password|22 20|class=|22|form-control|22 20|name=|22|password|22 20|placeholder="; nocase; distance:0;
    classtype:web-application-attack;
    sid:2030447; rev:2;
    metadata:affected_product Web_Server_Applications, attack_target Client_Endpoint, created_at 2020_07_03, deployment Perimeter, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_07_03;
)