conhost.exe is a application which is most likely legit. So, if conhost.exe is on your system, it is most likely ok, and will NOT cause problems. Even if your PC is virus-free, it is still recommended to use a well-known antivirus with a good track record, in order to defend your PC against viruses and malware.
This application is normally stored on disk in C:\Windows\System32\conhost.exe.
The MD5 fingerprint for this file is 4c41666923a14dc687deee3b143afb55.
This program does NOT run as a Windows service. This is usually a good sign.
conhost.exe appears to use the functions of Windows SFC (System File Checker) or Windows File Protection.
64-bit code has been detected. This program can use the full power of a modern PC cpu.
This program does NOT have visible elements of user interface. This is usually a bad sign.
conhost.exe has a digital signature. Nowadays most clean software applications are digitally signed.
The digital signature extracted from conhost.exe checks out perfectly. This is excellent.
Digital certificate name: Microsoft Windows
Certificate's issuer name: Microsoft Windows Production PCA 2011
This program does NOT have an uninstall command set up in registry.