RegRun NIVA is a powerful tool kit against Trojans, viruses, spyware, adware components. RegRun NIVA resolves three main tasks: 1 Makes backups of the registry and important files. Restores a computer even if it does not boot. 2. Helps detect a virus in your computer. 3. Helps remove a virus from your computer. RegRun is a must have tool that will prevent your infection and will remove parasites.