inetinfo.exe is a program which is most likely legit. So, if inetinfo.exe is on your computer, it is most likely ok, and will NOT cause problems. Even if your system is virus-free, it is still recommended to use a well-known antivirus with a good track record, in order to defend yourself against threats.
Normally, this program is stored in C:\WINDOWS\System32\inetsrv\inetinfo.exe.
The MD5 fingerprint for this file is d08ade10833319fe161d01eb0eab2c94.
This application is set up as a Windows service. This means it operates on your PC in background, usually without displaying anything to you. Most Windows services are useful programs, which perform useful functions to other programs or to Windows in general.
inetinfo.exe appears to use the functions of Windows SFC (System File Checker) or Windows File Protection.
This is a x64 executable. It runs using the full capacity of nowadays' CPUs.
inetinfo.exe is digitally signed. Today the large majority of legit software applications are digitally signed.
The digital signature found in inetinfo.exe verifies as ok. This is very good.
Digital certificate name: Microsoft Windows
Certificate's issuer name: Microsoft Windows Production PCA 2011
This program does NOT have an uninstall routine stored in registry.