crack password using backtrack

1. Steps

   1. 1
      Boot Backtrack 4 in your computer.
      Ads by Google

      Download Password Manager

       Never Forget Your Passwords Again. Over 50 Million Downloads To Date!
      RoboForm.com/Password-Management
   2. 2
      

       Backtrack Select Menu
      Once Backtrack is done loading and the select menu is visible, pick "Start Backtrack Frame Buffer (1024X768)".
   3. 3
      

       Inserting Startx
      Once you're allowed to type in commands, type in "startx".
   4. 4
      

       Chntpw
      Once the GUI is visible, go to start(Lower-left corner) Backtrack >> Privilege Escalation >> PasswordAttacks >> Chntpw, opening the Chntpw terminal.
   5. 5
      Now inside backtrack, you need to find the file path to a file called SAM, usually under 'Windows/System32/config/SAM'
   6. 6
      Now in the Chntpw terminal type in "chntpw -i <SAMFILEPATH>" Ex: chntpw -i /media/disk/windows/system32/config/SAM
   7. 7
      Type in 1. "Edit user data and passwords"
   8. 8
      Type in the username of the Windows account you want to change the password in.
   9. 9
      Type in 1 to clear the password, type in 2 to edit it.
   10. 10
       Once done, type in the username of the Windows account you changed or cleared the password on.
   11. 11
       Type in 4. "To unlock account"
   12. 12
       Type in !, then q, then y.
   13. 13
       Done! Close Backtrack 4 and restart Windows!

How to Change User Account Pictures in Windows 8

To Change User Accounts Pictures
1.Sign in Microsoft Account To Change the User Accounts Pictures
2.Go to  (Windows+R)
Run --->  C:\ProgramData\Microsoft
Then Go to User Account Pictures Folder open the folder
Replace the ur USER.PNG to ur image example:karthick.png
it will change ur Accounts Picture...