If anyone is interested in setting up a VM but don't have an ISO image, there is a way to get a Windows 10 ISO image for free and it's legal.
Download the windows media creation tool: https://www.microsoft.com/en-us/software-download/windows10
After you've downloaded it, run the program. Then click on "Accept" and click on the second option "Create installation media...". Leave it at recommended and begin your download. When installing it on your VM, click on "I don't have a product key" and select the partition to install it on. There you go!