To confirm, open the Task Manager, go to View -> Select Columns and select 'Image Path Name' to add a location column to your Task Manager. For example, a process like iw3sp.exe should run from C:\Program Files\Activision\Call of Duty 4 - Modern Warfare\iw3sp.exe and not elsewhere. The first thing that will help you determine if a particular file is a legitimate Windows process or a virus, is the location of the executable itself. Is iw3sp.exe safe, or is it a virus or malware? Recommended: Identify iw3sp.exe related errors Please read the following to decide for yourself whether the iw3sp.exe file on your computer is a virus or trojan horse that you should delete, or whether it is a valid Windows operating system file or a reliable application. In some cases, executable files can damage your computer. exe extension of a file name displays an executable file. The software is usually about 6.45 MB in size. Iw3sp.exe is an executable file that is part of the Call of Duty 4 - Modern Warfare program developed by Activision. Repair the exe errors with software tool.Updated November 2023: Here are three steps to using a repair tool to fix exe problems on your computer: Get it at this link