HOW TO REMOVE TRACES OF USB FLASH DRIVES INSERTED INTO A WINDOWS COMPUTER

First things first, here is a list of important applications that can help you neutralize unwanted traces of external storage.

• [USBDeview] ► Manually remove traces from USB sticks and other external devices
• [USBOblivion] ► Automatic cleaner that removes every possible trace of inserted external storage
• [Shellbag Analyzer] ► Remove shellbag keys that contain information about your personal activities like:
  folder names, paths to folders [including deleted ones].

It is also a good idea to look in the registry to make sure that all traces have been completely removed.
Here is a nice list of registry entries that contain information about external media inserted into the computer:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\USBSTOR
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\USB
HKEY_LOCAL_MACHINE\SYSTEM\MountedDevices
HKEY_LOCAL_MACHINE\SYSTEM\MountedDevices2
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Thumbnail Cache

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