Rc-corvt.cab Online

Upload the file to VirusTotal or scan with Microsoft Defender Offline. If any engine flags it as a variant of Trojan.Corvt or Backdoor.Win32.CABInject, quarantine immediately.

Full message example:
When running DISM /Online /Cleanup-Image /RestoreHealth, the process halts, saying it cannot find rc-corvt.cab in the component store. rc-corvt.cab

Cause: The Windows servicing stack cannot locate rc-corvt.cab as part of a system repair. This usually means the Component-Based Servicing (CBS) manifest has an entry for that file, but the actual CAB is missing from WinSxS. Upload the file to VirusTotal or scan with

If you have found this file on your system and want to confirm its contents: During a silent installation or a custom deployment

If this file exists on your system or installation media, you will typically find it in:

C:\Program Files\Microsoft Dynamics\GP\
C:\Dynamics\SETUP\
[Installation CD]\Data\
[Network Share]\GP_Addons\CorVu\

During a silent installation or a custom deployment script, rc-corvt.cab is extracted using extract.exe or expand.exe (native Windows tools for CAB files).