I've a message from my hosting :
I have checked your website and can't see that is hacked, also I have checked your account on the suspicious files, and found the following:
/home/xxx/public_html/.htaccess: Suspicious(RewriteRule): RewriteRule ^index.p
-filesystem-ssh2.php: Suspicious(phpinfo): phpinfo() streams
-includes/Text/Diff/Engine/shell.php: Suspicious(shell_exec): ogram via shell_exec to comput
-includes/js/tinymce/plugins/spellchecker/classes/PSpellShell.php: Suspicious(shell_exec): $data = shell_exec($cmd);
-content/themes/iblogpro/sidebar.php: Suspicious(base64_decode): gzinflate(base64_decode('AWF+noF4
Do you understand?