wudfhost.exe is a program which is most likely legit. So, if wudfhost.exe is on your system, it is most likely ok, and will NOT be a cause for concern. Even if your PC is clean, we still advise you to purchase a well-known antivirus with a good track record, in order to defend your PC against potential security problems.
Usually, the default name and path where this program is stored is
C:\Windows\System32\WUDFHost.exe.
The MD5 fingerprint for this file is 8402fe6f7e45ad02258481050641df6a.
This program does NOT operate as a Windows service. This is usually a good sign.
wudfhost.exe seems to use the functions of Windows SFC (System File Checker) or Windows File Protection.
64-bit code has been detected. This exe can use the full power of a modern computer processor.
wudfhost.exe has a digital signature. Nowadays the large majority of clean programs are digitally signed.
The digital signature attached to wudfhost.exe is valid. This is most likely a clean, ok program.
Digitally signed by: Microsoft Windows
Certificate's issuer name: Microsoft Windows Production PCA 2011
This application does NOT have an uninstall command stored in registry.