conhost.exe is a program which is probably legit. So, if conhost.exe is on your PC, it is probably ok, and will NOT be a cause for concern. Even if your PC is clean, it is still recommended to run a good antivirus with a good detection rate, in order to yourself yourself against viruses and malware.
This application is normally stored on disk in C:\Windows\System32\conhost.exe.
The MD5 checksum for this file is 05acea343eb63c342bd9c32b060850e2.
This application is NOT a Windows service. This is very good.
conhost.exe appears to have something to do with Windows SFC (System File Checker) or Windows File Protection.
This program runs in 32-bit mode. It does not exploit the full power of nowadays' PC CPUs. This ordinarily happens because the makers did not bother to upgrade it to use the x64 instruction set.
The description written in the exe is Console Window Host.
File version stored as a property 10.0.14393.0 (rs1_release.160715-1616).
Company Microsoft Corporation.
Legal copyright © Microsoft Corporation. All rights reserved..
This task does NOT have visible elements of user interface. This is most likely a bad thing.
conhost.exe is digitally signed. Today the large majority of clean software applications are digitally signed.
The digital signature extracted from conhost.exe checks out perfectly. 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 an uninstall routine stored in registry.