Hard-ripping is pretty much never used for computer games (even for console games it's avoided if possible, nowadays). What you're gonna want to do is look into the game files and see if you can figure out how to grab the graphics from there.
If you need any help with file formats, upload the file (or multiple if possible) and we can see if we can help.
If you need any help with file formats, upload the file (or multiple if possible) and we can see if we can help.