for details, please visit Reset Windows 7 Password with chntpw
chntpw -i SAM
chntpw version 1.00 140201, (c) Petter N Hagen
Hive <SAM> name (from header): <\SystemRoot\System32\Config\SAM>
ROOT KEY at offset: 0x001020 * Subkey indexing type is: 666c <lf>
File size 262144 [40000] bytes, containing 5 pages (+ 1 headerpage)
Used for data: 247/19496 blocks/bytes, unused: 8/824 blocks/bytes.
<>========<> chntpw Main Interactive Menu <>========<>
Loaded hives: <SAM>
1 - Edit user data and passwords
2 - List groups
- - -
9 - Registry editor, now with full write support!
q - Quit (you will be asked if there is something to save)
What to do? [1] -> 1
===== chntpw Edit User Info & Passwords ====
| RID -|---------- Username ------------| Admin? |- Lock? --|
| 01f4 | Administrator | ADMIN | dis/lock |
| 01f5 | Guest | | dis/lock |
| 03e8 | IEUser | ADMIN | |
Please enter user number (RID) or 0 to exit: [3e8] 01f4
================= USER EDIT ====================
RID : 0500 [01f4]
Username: Administrator
fullname:
comment : Built-in account for administering the computer/domain
homedir :
00000220 = Administrators (which has 2 members)
Account bits: 0x0211 =
[X] Disabled | [ ] Homedir req. | [ ] Passwd not req. |
[ ] Temp. duplicate | [X] Normal account | [ ] NMS account |
[ ] Domain trust ac | [ ] Wks trust act. | [ ] Srv trust act |
[X] Pwd don't expir | [ ] Auto lockout | [ ] (unknown 0x08) |
[ ] (unknown 0x10) | [ ] (unknown 0x20) | [ ] (unknown 0x40) |
Failed login count: 0, while max tries is: 0
Total login count: 1
- - - - User Edit Menu:
1 - Clear (blank) user password
2 - Unlock and enable user account [probably locked now]
3 - Promote user (make user an administrator)
4 - Add user to a group
5 - Remove user from a group
q - Quit editing user, back to user select
Select: [q] > 2
Unlocked!
================= USER EDIT ====================
RID : 0500 [01f4]
Username: Administrator
fullname:
comment : Built-in account for administering the computer/domain
homedir :
00000220 = Administrators (which has 2 members)
Account bits: 0x0210 =
[ ] Disabled | [ ] Homedir req. | [ ] Passwd not req. |
[ ] Temp. duplicate | [X] Normal account | [ ] NMS account |
[ ] Domain trust ac | [ ] Wks trust act. | [ ] Srv trust act |
[X] Pwd don't expir | [ ] Auto lockout | [ ] (unknown 0x08) |
[ ] (unknown 0x10) | [ ] (unknown 0x20) | [ ] (unknown 0x40) |
Failed login count: 0, while max tries is: 0
Total login count: 1
- - - - User Edit Menu:
1 - Clear (blank) user password
(2 - Unlock and enable user account) [seems unlocked already]
3 - Promote user (make user an administrator)
4 - Add user to a group
5 - Remove user from a group
q - Quit editing user, back to user select
Select: [q] > 1
Password cleared!
================= USER EDIT ====================
RID : 0500 [01f4]
Username: Administrator
fullname:
comment : Built-in account for administering the computer/domain
homedir :
00000220 = Administrators (which has 2 members)
Account bits: 0x0210 =
[ ] Disabled | [ ] Homedir req. | [ ] Passwd not req. |
[ ] Temp. duplicate | [X] Normal account | [ ] NMS account |
[ ] Domain trust ac | [ ] Wks trust act. | [ ] Srv trust act |
[X] Pwd don't expir | [ ] Auto lockout | [ ] (unknown 0x08) |
[ ] (unknown 0x10) | [ ] (unknown 0x20) | [ ] (unknown 0x40) |
Failed login count: 0, while max tries is: 0
Total login count: 1
** No NT MD4 hash found. This user probably has a BLANK password!
** No LANMAN hash found either. Try login with no password!
- - - - User Edit Menu:
1 - Clear (blank) user password
(2 - Unlock and enable user account) [seems unlocked already]
3 - Promote user (make user an administrator)
4 - Add user to a group
5 - Remove user from a group
q - Quit editing user, back to user select
Select: [q] > q
<>========<> chntpw Main Interactive Menu <>========<>
Loaded hives: <SAM>
1 - Edit user data and passwords
2 - List groups
- - -
9 - Registry editor, now with full write support!
q - Quit (you will be asked if there is something to save)
What to do? [1] -> q
Hives that have changed:
# Name
0 <SAM>
Write hive files? (y/n) [n] : y
0 <SAM> - OK
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