38.exe is probably spyware or malware. It's possible that your PC's security is being compromised by this program. It is essential that you scan your computer quickly to avoid any further damage.

75175 Port Changer Port Changer is a type of malware, and 38 is linked to it. Since viruses and essential files can have the same names, it is important that you backup your PC before deleting files indiscriminately.

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

If 38.exe is active on your PC, you'll probably discover more virus if you do an extensive search. This free PC scan is probably the best way to make sure you don't experience future issues with rogue files.