It disables the options of system restore and folder options. It reaches the computer in a file with the icon of an installer and spreads through P2P programs and, mapped and removable drives.

Windows 2003/XP/2000/NT/ME/98/95

Nahkos.A is a worm that prevents the user from carrying out the following actions:

• Modifying the configuration of the features of the folders.
• Recovering previously created restore points of the system by the system restore utility.

Additionally, it is programmed in order to be automatically run everyday at 11:30 and 20:30.

Nahkos.A reaches the computer in a file with the default icon of an installer. It spreads through P2P programs and, removable and shared files.

Nahkos.A is difficult to recognize, as it does not display any messages or warnings that indicate it has reached the computer.