Looks legit to me. That's how you would do a test fire of a new setup. (notice no firing crew in the ratel) I cant ID the mortar though. Looks like it has lugs on the tube.
From the back-round it looks like a stock Ratel 81 somewhere in the ME (maybe Jordan)
From the back-round it looks like a stock Ratel 81 somewhere in the ME (maybe Jordan)