i try to complete this task to see what really happen.
everything is went smoothly w/o any problem
download an install VB on your computer
then download image you want to install from this page
https://www.offensive-security.com/k...mage-download/
check sh1sum when you finished your download
extract those 7z file. it is ovi file
then from VB go to File--->Import Appliance and navigate to extracted Kali ovi file
and just wait a little
on logon user is root, password is toor
and that is all
Repetitio est mater studiorum