Some info found on the web. It is a legit account.
http://www.castlecops.com/p978334-comp_is_...n_you_help.htmlC:\Program Files\Windows Media Player\WMPNSCFG.exe (User 'IUSR_NMPR')
WMPNSCFG.exe (Windows Media Player) process can be removed to free up resources without compromising system performance. A program associated with Windows Media Player. According to this technote, wmpnscfg.exe is used to alert users when a new media device is found on the network. Wmpnscfg is also responsible for starting the Windows Media Player Network Sharing Service (NSS) and then waits for notifications from the service. When wmpnscfg is notified that a new media device is available on the network, it displays a popup in the system tray that informs the user about the availability of the new device. If the user clicks the popup, wmpnscfg launches Windows Media Player, which displays a dialog box that asks the user to either allow or deny sharing with the new device. Whether or not you need to run this program on startup must be decided by you. If you feel that you want this program starting automatically so that you have it available as needed, then do not disable it. This program is not required to start automatically as you can start it manually if you need it. It is advised that you disable this program so that it does not take up necessary resources. Many users have reported this process slows their boot time.
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C:\Program Files\DellSupport\DSAgnt.exe" /startup (User 'IUSR_NMPR')
DSAgnt.exe (Dell Support Agent ) process can be removed to free up resources without compromising system performance. Dell Support Agent offers additional support and update features for your Dell computer or laptop. Whether or not you need to run this program on startup must be decided by you. If you feel that you want this program starting automatically so that you have it available as needed, then do not disable it. This program is not required to start automatically as you can start it manually if you need it.