dismhost.exe is a application which is probably legit. So, if dismhost.exe is on your PC, it is probably ok, and will NOT cause problems. Even if your system is virus-free, it is still recommended to purchase a well-known antivirus with a good track record, in order to defend your system against viruses and malware.
Normally, this program is stored in C:\Windows\Temp\E86AEE92-A197-46A6-8CE1-262B1D413239\DismHost.exe.
The MD5 fingerprint for this executable is a6779bf446db07e4c4ba3516b273c496.
This program does NOT run as a Windows service. This is normally a good sign.
This is a x64 executable. It uses the full capacity of nowadays' CPUs.
The description extracted from the file is Dism Host Servicing Process.
File version extracted from the file 6.1.7601.24499 (win7sp1_ldr.190612-0600).
Producer Microsoft Corporation.
Legal copyright notice © Microsoft Corporation. All rights reserved..
dismhost.exe has a digital signature. Nowadays most virus-free software applications are digitally signed.
The digital signature extracted from dismhost.exe is valid. This is most likely a clean, ok program.
Digital certificate name: Microsoft Windows
Certificate's issuer name: Microsoft Windows Production PCA 2011
This executable does NOT have a removal routine set up in registry.