I believe so. There's no .vmv to be found. Also, it's .vbm, not .vm0, so it should be good to go (I hope).
someone on gamefaqs has apparently also done the mother brain hatch thing:
http://boards.gamefaqs.com/gfaqs/genmessage.php?board=914982&topic=25527231
http://boards.gamefaqs.com/gfaqs/genmessage.php?board=914982&topic=25527231