The mscorsvw.exe process should precompile high-priority assemblies within five to ten. NET or an application that uses the framework, and can consume up to 100 percent CPU usage.
It can appear in the Task Manager after installation of. NET framework assemblies in the background. I couldn't complete the DDS run in regular mode, but I was able to complete in SafeMode (which still has all of those processes popping up). Mscorsvw.exe is a process that is used to precompile Microsoft. I ran MalwareBytes and TDSSKiller to no avail, so I am coming to this to see if anyone can help me. dllhost.ext is open 9 times right now) that is completely eating up the CPU Usage to 100% and basically handcuffing anything else that she wants to do on her computer.
After examination, It appears as though there is either malware or a virus that is creating multiple instances of the same processes (i.e. I'm on my Mother-in-Laws laptop and she mentioned it was running so slow she couldn't do anything with it.