Keystroke in VirtualBox VM

Has anyone used KM with VirtualBox VM?

I'm trying to do some simple keyboard shortcuts switch, such as turning CMD + C to CTRL + C, but it doesn't work.

The KM engine log shows that the macro has been activated.

2020-10-01 16:00:43 Execute macro “CMD + C” from trigger The Hot Key ⌘C is pressed

Below are my settings for Macro Group:

image

And the macro:
image