It's fairly certain that cashsaver.exe is viruses or adware. This file, and possibly others, are running in the background on your computer. Deleting these files as soon as possible is very important.

cashsaver and it's associated process, Adware.W32.CashSaver, are known to be a type of malware. Since malware and legitimate files can have the same names, it is essential that you backup your computer before deleting files indiscriminately.

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

With cashsaver.exe already on your computer, there's probably more viruses or adware you haven't discovered. 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.