Windows dll Problem

[Tioga]

Hi guys

I'm currently having problem with 2 error messages.

Both the same but different dll files the first says Error loading
C:\WINDOWS\STBcomst.dll
The second is the same but
C:\WINDOWS\ituponad.dll

The problem is i have no idea what theese dll files are for any ideas or tools that people could suggest would be much appreciated thanks a lot.

 

[Tioga]

Thanks for the help tried that autoruns unfortunetly didnt help so just gonna do a fresh install of windows.