With Dism you can capture and clone an image. Dism can be found in Windows Embedded 8 Tool-Folder.
Capture Image to a Wim-File:
dism /Capture-Image /ImageFile:E:\MyImage.wim /CaptureDir:D:\ /Name:"Win"
After this preparation you can copy the files onto the disk.
Cloning to an empty Device from Wim-File:
dism /apply-image /ImageFile:E:\MyImage.wim /applydir:D:\ /name:"Win" bootsect /nt60 D: