Worm.Win32.Netbooster is another fake threat detected by various corrupt anti-spyware parasites (IEDefender in particular) and displayed as a dangerous pest. In truth, its level of danger is non-existent, as Worm.Win32.Netbooster does no apparent damage. All is does is serve the corrupt tools in their scare tactics scheme to scare the user to purchase their "licensed" versions and further their scams.