winctladalt.exe is a known spyware utility. The correct method of fixing the issue is to remove this file, after backing up your computer, and scanning for more spyware.

winctladalt and WindUpdates Adware can cause major problems with the security of your computer, and need to be scanned and deleted. Since spyware and important files can have the same names, it is essential that you backup your computer before removing files indiscriminately.

To be sure that you are not removing important files, use Computer Associates's free scan of your computer.

With winctladalt.exe already on your computer, the chances that other types of spyware or viruses are still on your computer are pretty high. The best way to avoid problems with viruses and other types of viruses is to scan your computer for free and get rid of all the unimportant files right now.