So Here i Will Provide You an easiest method to view your infected files from pen drive without using any software

Insert Pen drive into computer and find drive letter of Connected USB Drive
For Example: E

Now Click on Start -->Run

In Run Box Type Cmd and Hit Enter

Now command prompt will appear, In command prompt Type the drive letter of your Pen Drive and Hit Enter

Example Type = E

After that, type=attrib -s-h s d

Now Hit Enter and Wait For Sometime
Thats All you have done .
Now you can view all your files in pen drive
Without any problems :)