woinstall[1].exe has links to viruses and spyware. This file, and possibly others, are running in the background on your computer. Removing these files immediately is very important.

woinstall[1] and Adware.W32.Ezula can cause major problems with the security of your computer, and need to be scanned and removed. Since adware and non-harmful files can have the same names, it is essential that you backup your computer before removing files indiscriminately.

A good way to ensure that you only remove bad files is to use Computer Associates' free scan of your computer.

Since woinstall[1].exe has been discovered on your computer, you'll probably find more adware if you do a good search. Using this free computer scanning toolis a good way to avoid any future problems with viruses and spyware.