ATTENTION there is a TROJAN.
This file has been modified: /classes/index.php
Replace it with any other index.php from another folder.
The content MUST BE the following:
<?php
/**
* Copyright ETS Software Technology Co., Ltd
*
* NOTICE OF LICENSE
*
* This file is not open source! Each license that you purchased is only available for 1 website only.
* If you want to use this file on more websites (or projects), you need to purchase additional licenses.
* You are not allowed to redistribute, resell, lease, license, sub-license or offer our resources to any third party.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future.
*
* @author ETS Software Technology Co., Ltd
* @copyright ETS Software Technology Co., Ltd
* @license Valid for 1 website (or project) for each purchase of license
*/
if (!defined('_PS_VERSION_')) { exit; }
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache");
header("Location: ../");
exit;