cortana.exe is a application which is probably NOT a virus. So, if cortana.exe is on your laptop or desktop computer, it is probably ok, and will NOT be a cause for concern. Even if your PC is clean, we still advise you to use a good antivirus with a good track record, in order to yourself yourself against potential security problems.
Usually, the default filename and path where this program is stored is
C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_4.2203.4603.0_x64__8wekyb3d8bbwe\Cortana.exe.
The MD5 fingerprint for this file is 9f3e2704aa10396910151452c69edb6a.
This application is NOT a Windows service. This is very good.
This executable uses the net to communicate. Today this is quite normal. For example, most of the apps on your PC check for updates. In order to do this, Internet communications are necessary.
This is a 64-bit executable. It runs using the full capacity of modern CPUs.
The description present in the exe is Cortana.
File version stored as a property 4.2203.4603.0.
Company Microsoft Corporation.
Legal copyright ©Microsoft Corporation. All rights reserved..
cortana.exe appears to have a visible user interface. This means it doesn't work in some kind of stealth mode. Its operation is clearly displayed to you.
The digital certificate is missing from this program. The publisher did not bother to sign it. This is usually bad.
This application does NOT have an uninstall routine set up in registry.