This is the same image as the one currently available from Microsoft. If their site thinks you're not on Windows, they'll offer you direct download links to the ISOs valid for 24h. vmdk) containing a Windows 7 installation with Internet Explorer 11. The reason is that if they see you use Windows they'll offer you their downloader EXE, which can only download to drive C: and if it's full (which is usual when using a small SSD drive as the main one) you can't download even if you have a secondary drive with several free TBs, since you can't choose another drive. The next screen is Name and operating system which is where you name the VM. Intel VT-x/AMD-V) Wizard Upon starting up VirtualBox, select New (Machine -> New). You may need to enable virtualization in your BIOS/UEFI for (e.g. When you use VMWare Converter you can tell it to save the image to a network drive.

At the very least you can create a new VM in Virtual Box and use the virtual drive files VMWare created. I believe you can then use that VMWare VM on Virtual Box. I used this one for Chrome: (User-Agent Switcher for Chrome) We always generate the images using the latest version of VirtualBox. You can use the VMWare Converter to create a VMware image of a real Windows environment. You just have to either use a non-Windows PC (Linux, Mac, Android, whatever.) or use a user-agent spoofer tool so Microsoft's website thinks you're not in Windows. There's another option to download the ISOs from Microsoft.

Windows image for virtual box