chntpw -i
bkhive SAM /home/outputkey
samdump2 SAM /home/outputkey >> dumped
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On Ubuntu,
$ sudo apt-get install samdump2 bkhive
$ cd /media/disk/WINNT/system32/config
$ bkhive system ~/dumped
$ samdump2 SAM ~/dumped
For resetting and screen shots, see