hxaccounts.exe is a program which is most likely NOT a virus or malware. So, if hxaccounts.exe is on your system, it is most likely ok, and will NOT be a cause for concern. Even if your PC is clean, it is still recommended to use a good antivirus with a good track record, in order to defend yourself against viruses and malware.
Usually, the default name and folder where this application is stored is
C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.14326.21276.0_x64__8wekyb3d8bbwe\HxAccounts.exe.
The MD5 fingerprint for this program is 7d1333d6a070cc51c5519a8a90360812.
This application does NOT run as a Windows service. This is usually a good sign.
This is a 64-bit executable. It uses the full capacity of modern computer processors.
The description written in the program is Microsoft Outlook Accounts.
File version 16.0.14326.21276.
Producer Microsoft Corporation.
hxaccounts.exe appears to have visible windows. This is good because it doesn't operate in some kind of stealth mode. Its operation is clearly shown to the user.
A digital certificate is missing from this program. The authors did not sign it. This is usually bad.
This program does NOT have a removal routine set up in registry.