Recover hidden files from virus infected usb drive

The following are the step by step procedure on how to recover your hidden files:
1. Insert your usb pen drive to the usb plug.
2. Go to command prompt, Click Start->Run then type CMD then press the Enter Key.
3. Find the drive letter of the usb, (eg. F:/ ).
4. Then type the following: attrib -s -h *.* /s /d then press the Enter Key.

5. Then Go to My Computer -> click the drive letter of the pen drive then Open.
6. You can find the hidden files in a folder with no name or a folder with underscore (_) as its name.

It's done. Hope you will find these steps useful. :)