Well my friends my site was hacked yesterday evening Pakistan time then i contact to my hosting admin he restore my all back-up and site run site and when i asked him who hacked the and how then hosting admin replay the site hacked because of bad php code or bad Cpanel and FTP password and when my site hacked i checked view source it seems hacker also post his or her Id on site website as well Id was xvy@hotmail.com.fr i am not sure about it was xvy but i am sure it was @hotmail.com.fr actually mostly hackers came from vbteam.info website .i think is information is enough for you guys.