Cracking encrypted veracrypt partition from windows laptop

[Snoopy]

short answer for true oder veracrypt

you didnt really "extract a passwort hash" as thought in a human manner, it is binary data you are attacking, so for your extract

"Error loading operating system Missing operating system" i can probably tell you, you extracted the wrong sector (will check with an usb stick on my own, gimme some time)

for the rest, these chinese etc symbols found in your hashes.txt are just the output of your texteditor trying to interprete these binary data as text which results in these garbage