You can mount a QCOW2 image on a Linux host without booting the VM:
If you have searched for the term , you are likely looking for a pre-built, ready-to-run virtual disk image of Windows 7. This article explains what a .qcow2 file is, where to find legitimate Windows 7 images, how to download them safely, and step-by-step instructions to get the virtual machine running on your system. windows 7.qcow2 download