Not quite, sure you can modify lasermancy stat by adding ~200.f to it's original value before blocks will begin to reappear, but it is far from mining script shown in video.
55 8B EC 8B 45 08 35 ? ? ? ? 89 01 5D C2 04 00 is the function that encrypts/writes stat values.
You can grab xor key and lasermancy address from here.