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The GPTALK mailing list is where you can send and receive email related to Windows Group Policy. You must subscribe to the list to send and receive mail from the list. The purpose of the list is to provide a forum for asking and answering technical questions related to Group Policy. Any question is fair game as long as it is related to Windows Group Policy.  The Archives for this list can be found on this page.

 

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Subject: [gptalk] PAssword hashes in Active Directory
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breth82User is Offline

Posts:3

03/25/2009 6:31 AM  
Hi all,
I want to know where the password hashes are stored in Active Directory .Please reply asap.

--- On Mon, 3/23/09, Darren Mar-Elia <xxxxxxxxxxxxxxxx> wrote:

From: Darren Mar-Elia <xxxxxxxxxxxxxxxx>
Subject: RE: [gptalk] Backing up a GPO
To: xxxxxxxxxxxxxxxx
Date: Monday, March 23, 2009, 4:12 PM

Derek- I haven’t tried it explicitly, but based on other behaviors related to this, the backup likely needs to run from either a Vista, SP1 or Server 2008 machine with GPMC installed, since downlevel versions would not know to backup the extra data associated with the GPP settings.   Darren   From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Derek Rose
Sent: Monday, March 23, 2009 4:42 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] Backing up a GPO   Just to close the loop on this – when I backup the GPO as described below, does that also backup necessary information in my GPP?  I suppose that depends on where I run the backup from, since my Vista workstation does all the edits and has the GPP setup.  Whereas our PDC does not have the necessary software to configure GPP.   Just want to make sure I get that backed up as well.     From: Derek Rose [mailto:xxxxxxxxxxxxxxxx]
Sent: Friday, March 13, 2009 7:18 AM
To: 'xxxxxxxxxxxxxxxx'
Subject: RE: [gptalk] Backing up a GPO   Ah – thanks.  I knew I was looking in the wrong place!      From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Andrew McHale
Sent: Friday, March 13, 2009 6:38 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] Backing up a GPO   Hi Derek,   I suspect you are right clicking on the GPO link/shortcut in the associated OU rather than the GPO object itself in the “Group Policy Objects” container/OU.   In your domain tree in Group Policy Management make sure you are right clicking on the GPOs in the “Group Policy Objects” container/OU, not the domain OU which you’ve linked the GPO to.   Hope this helps   Andrew       From: Derek Rose [mailto:xxxxxxxxxxxxxxxx]
Sent: 13 March 2009 10:16
To: xxxxxxxxxxxxxxxx
Subject: [gptalk] Backing up a GPO   This is probably a silly question – but I can’t seem to figure out how to backup my GPO such as the Default Domain Policy.  Internet sources say that I should be able to right-click on the GPO and click back up.  I don’t have this option through the RSAT tools on Vista using Group Policy Management, or using the GPMC on our DC.    I’m sure this is just something I’m missing, and would appreciate the help.  Thanks!    
kevingayUser is Offline

Posts:5

03/25/2009 2:14 PM  
If I remember correctly, AD logins are stored in the local systems SAM file, like where it’s stored for “regular” workstations. But the hashes won’t do any good as by default passwords are not stored in reversible encryption. And even if you turn on reversible encryption that only works on passwords that get reset after the setting change. All the other passwords are still one way hashes and are not crackable without a rainbow table or having a lot of patience. I’m guessing a password was changed on a service account that no one knows the original password to and everything went downhill from there.



Thanks,



Kevin



From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Bret H
Sent: Wednesday, March 25, 2009 5:25 AM
To: xxxxxxxxxxxxxxxx
Subject: [gptalk] PAssword hashes in Active Directory



Hi all,
I want to know where the password hashes are stored in Active Directory .Please reply asap.

--- On Mon, 3/23/09, Darren Mar-Elia <xxxxxxxxxxxxxxxx> wrote:


From: Darren Mar-Elia <xxxxxxxxxxxxxxxx>
Subject: RE: [gptalk] Backing up a GPO
To: xxxxxxxxxxxxxxxx
Date: Monday, March 23, 2009, 4:12 PM

Derek-

I haven’t tried it explicitly, but based on other behaviors related to this, the backup likely needs to run from either a Vista, SP1 or Server 2008 machine with GPMC installed, since downlevel versions would not know to backup the extra data associated with the GPP settings.



Darren



From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Derek Rose
Sent: Monday, March 23, 2009 4:42 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] Backing up a GPO



Just to close the loop on this – when I backup the GPO as described below, does that also backup necessary information in my GPP? I suppose that depends on where I run the backup from, since my Vista workstation does all the edits and has the GPP setup. Whereas our PDC does not have the necessary software to configure GPP..



Just want to make sure I get that backed up as well..





From: Derek Rose [mailto:xxxxxxxxxxxxxxxx]
Sent: Friday, March 13, 2009 7:18 AM
To: 'xxxxxxxxxxxxxxxx'
Subject: RE: [gptalk] Backing up a GPO



Ah – thanks. I knew I was looking in the wrong place!





From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Andrew McHale
Sent: Friday, March 13, 2009 6:38 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] Backing up a GPO



Hi Derek,



I suspect you are right clicking on the GPO link/shortcut in the associated OU rather than the GPO object itself in the “Group Policy Objects” container/OU.



In your domain tree in Group Policy Management make sure you are right clicking on the GPOs in the “Group Policy Objects” container/OU, not the domain OU which you’ve linked the GPO to.



Hope this helps



Andrew







From: Derek Rose [mailto:xxxxxxxxxxxxxxxx]
Sent: 13 March 2009 10:16
To: xxxxxxxxxxxxxxxx
Subject: [gptalk] Backing up a GPO



This is probably a silly question – but I can’t seem to figure out how to backup my GPO such as the Default Domain Policy. Internet sources say that I should be able to right-click on the GPO and click back up. I don’t have this option through the RSAT tools on Vista using Group Policy Management, or using the GPMC on our DC.



I’m sure this is just something I’m missing, and would appreciate the help. Thanks!







breth82User is Offline

Posts:3

03/25/2009 2:35 PM  
Thank you.This Sam file is inaccessible. Can u temme the exact folder where the password hashes are stored in Active Directory. What hashing algorithm is used generating password hashes in Windows Server 2003 Active Directory

--- On Wed, 3/25/09, Kevin Gay <xxxxxxxxxxxxxxxx> wrote:

From: Kevin Gay <xxxxxxxxxxxxxxxx>
Subject: RE: [gptalk] PAssword hashes in Active Directory
To: xxxxxxxxxxxxxxxx
Date: Wednesday, March 25, 2009, 6:07 PM

If I remember correctly, AD logins are stored in the local systems SAM file, like where it’s stored for “regular” workstations. But the hashes won’t do any good as by default passwords are not stored in reversible encryption. And even if you turn on reversible encryption that only works on passwords that get reset after the setting change. All the other passwords are still one way hashes and are not crackable without a rainbow table or having a lot of patience. I’m guessing a password was changed on a service account that no one  knows the original password to and everything went downhill from  there.   Thanks,   Kevin   From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Bret H
Sent: Wednesday, March 25, 2009 5:25 AM
To: xxxxxxxxxxxxxxxx
Subject: [gptalk] PAssword hashes in Active Directory   Hi all,
I want to know where the password hashes are stored in Active Directory .Please reply asap.

--- On Mon, 3/23/09, Darren Mar-Elia <xxxxxxxxxxxxxxxx> wrote:
From: Darren Mar-Elia <xxxxxxxxxxxxxxxx>
Subject: RE: [gptalk] Backing up a GPO
To: xxxxxxxxxxxxxxxx
Date: Monday, March 23, 2009, 4:12 PM Derek- I haven’t tried it explicitly, but based on other behaviors related to this, the backup likely needs to run from either a Vista, SP1 or Server 2008 machine with GPMC installed, since downlevel versions would not know to backup the extra data associated with the GPP settings.   Darren   From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Derek Rose
Sent: Monday, March 23, 2009 4:42 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] Backing up a GPO   Just to close the loop on this – when I backup the GPO as described below, does that also backup necessary information in my GPP?  I suppose that depends on where I run the backup from, since my Vista workstation does all the edits and has the GPP setup.  Whereas our PDC does not have the necessary software to configure GPP..   Just want to make sure I get that backed up as well..     From: Derek Rose [mailto:xxxxxxxxxxxxxxxx]
Sent: Friday, March 13, 2009 7:18 AM
To: 'xxxxxxxxxxxxxxxx'
Subject: RE: [gptalk] Backing up a GPO   Ah – thanks.  I knew I was looking in the wrong place!      From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Andrew McHale
Sent: Friday, March 13, 2009 6:38 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] Backing up a GPO   Hi Derek,   I suspect you are right clicking on the GPO link/shortcut in the associated OU rather than the GPO object itself in the “Group Policy Objects” container/OU.   In your domain tree in Group Policy Management make sure you are right clicking on the GPOs in the “Group Policy Objects” container/OU, not the domain OU which you’ve linked the GPO to.   Hope this helps   Andrew       From: Derek Rose [mailto:xxxxxxxxxxxxxxxx]
Sent: 13 March 2009 10:16
To: xxxxxxxxxxxxxxxx
Subject: [gptalk] Backing up a GPO   This is probably a silly question – but I can’t seem to figure out how to backup my GPO such as the Default Domain Policy.  Internet sources say that I should be able to right-click on the GPO and click back up.  I don’t have this option through the RSAT tools on Vista using Group Policy Management, or using the GPMC on our DC.    I’m sure this is just something I’m missing, and would appreciate the help.  Thanks!      
JamieNelsonUser is Offline

Posts:0

03/25/2009 3:43 PM  
Sorry to be the bad guy but I don’t think this is a very appropriate discussion for this list.



Jamie Nelson | Lead Analyst | BI&T Desktop Management | Devon Energy Corporation | Work: 405.552.8054 | Mobile: 405.200.8088 | http://www.dvn.com <http://www.dvn.com/>



From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Bret H
Sent: Wednesday, March 25, 2009 1:30 PM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] PAssword hashes in Active Directory



Thank you.This Sam file is inaccessible. Can u temme the exact folder where the password hashes are stored in Active Directory. What hashing algorithm is used generating password hashes in Windows Server 2003 Active Directory

--- On Wed, 3/25/09, Kevin Gay <xxxxxxxxxxxxxxxx> wrote:


From: Kevin Gay <xxxxxxxxxxxxxxxx>
Subject: RE: [gptalk] PAssword hashes in Active Directory
To: xxxxxxxxxxxxxxxx
Date: Wednesday, March 25, 2009, 6:07 PM

If I remember correctly, AD logins are stored in the local systems SAM file, like where it’s stored for “regular” workstations. But the hashes won’t do any good as by default passwords are not stored in reversible encryption. And even if you turn on reversible encryption that only works on passwords that get reset after the setting change. All the other passwords are still one way hashes and are not crackable without a rainbow table or having a lot of patience. I’m guessing a password was changed on a service account that no one knows the original password to and everything went downhill from there.



Thanks,



Kevin



From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Bret H
Sent: Wednesday, March 25, 2009 5:25 AM
To: xxxxxxxxxxxxxxxx
Subject: [gptalk] PAssword hashes in Active Directory



Hi all,
I want to know where the password hashes are stored in Active Directory .Please reply asap.

--- On Mon, 3/23/09, Darren Mar-Elia <xxxxxxxxxxxxxxxx> wrote:


From: Darren Mar-Elia <xxxxxxxxxxxxxxxx>
Subject: RE: [gptalk] Backing up a GPO
To: xxxxxxxxxxxxxxxx
Date: Monday, March 23, 2009, 4:12 PM

Derek-

I haven’t tried it explicitly, but based on other behaviors related to this, the backup likely needs to run from either a Vista, SP1 or Server 2008 machine with GPMC installed, since downlevel versions would not know to backup the extra data associated with the GPP settings.



Darren



From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Derek Rose
Sent: Monday, March 23, 2009 4:42 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] Backing up a GPO



Just to close the loop on this – when I backup the GPO as described below, does that also backup necessary information in my GPP? I suppose that depends on where I run the backup from, since my Vista workstation does all the edits and has the GPP setup. Whereas our PDC does not have the necessary software to configure GPP..



Just want to make sure I get that backed up as well..





From: Derek Rose [mailto:xxxxxxxxxxxxxxxx]
Sent: Friday, March 13, 2009 7:18 AM
To: 'xxxxxxxxxxxxxxxx'
Subject: RE: [gptalk] Backing up a GPO



Ah – thanks. I knew I was looking in the wrong place!





From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Andrew McHale
Sent: Friday, March 13, 2009 6:38 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] Backing up a GPO



Hi Derek,



I suspect you are right clicking on the GPO link/shortcut in the associated OU rather than the GPO object itself in the “Group Policy Objects” container/OU.



In your domain tree in Group Policy Management make sure you are right clicking on the GPOs in the “Group Policy Objects” container/OU, not the domain OU which you’ve linked the GPO to.



Hope this helps



Andrew







From: Derek Rose [mailto:xxxxxxxxxxxxxxxx]
Sent: 13 March 2009 10:16
To: xxxxxxxxxxxxxxxx
Subject: [gptalk] Backing up a GPO



This is probably a silly question – but I can’t seem to figure out how to backup my GPO such as the Default Domain Policy. Internet sources say that I should be able to right-click on the GPO and click back up. I don’t have this option through the RSAT tools on Vista using Group Policy Management, or using the GPMC on our DC.



I’m sure this is just something I’m missing, and would appreciate the help. Thanks!










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DarrenUser is Offline

Posts:103

03/25/2009 3:45 PM  
While this topic is interesting, its not really related to GP and its also getting into some areas of AD that I would view as proprietary to MS. One thing you may want to do Bret, is go to MS’ website and search on the AD Protocol documents. These are where MS documents any of their protocols that are publicly accessible.



Thanks,


Darren



From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Bret H
Sent: Wednesday, March 25, 2009 11:30 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] PAssword hashes in Active Directory




Thank you.This Sam file is inaccessible. Can u temme the exact folder where the password hashes are stored in Active Directory. What hashing algorithm is used generating password hashes in Windows Server 2003 Active Directory

--- On Wed, 3/25/09, Kevin Gay <xxxxxxxxxxxxxxxx> wrote:


From: Kevin Gay <xxxxxxxxxxxxxxxx>
Subject: RE: [gptalk] PAssword hashes in Active Directory
To: xxxxxxxxxxxxxxxx
Date: Wednesday, March 25, 2009, 6:07 PM

If I remember correctly, AD logins are stored in the local systems SAM file, like where it’s stored for “regular” workstations. But the hashes won’t do any good as by default passwords are not stored in reversible encryption. And even if you turn on reversible encryption that only works on passwords that get reset after the setting change. All the other passwords are still one way hashes and are not crackable without a rainbow table or having a lot of patience. I’m guessing a password was changed on a service account that no one knows the original password to and everything went downhill from there.



Thanks,



Kevin



From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Bret H
Sent: Wednesday, March 25, 2009 5:25 AM
To: xxxxxxxxxxxxxxxx
Subject: [gptalk] PAssword hashes in Active Directory




Hi all,
I want to know where the password hashes are stored in Active Directory .Please reply asap.

--- On Mon, 3/23/09, Darren Mar-Elia <xxxxxxxxxxxxxxxx> wrote:


From: Darren Mar-Elia <xxxxxxxxxxxxxxxx>
Subject: RE: [gptalk] Backing up a GPO
To: xxxxxxxxxxxxxxxx
Date: Monday, March 23, 2009, 4:12 PM

Derek-

I haven’t tried it explicitly, but based on other behaviors related to this, the backup likely needs to run from either a Vista, SP1 or Server 2008 machine with GPMC installed, since downlevel versions would not know to backup the extra data associated with the GPP settings.



Darren



From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Derek Rose
Sent: Monday, March 23, 2009 4:42 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] Backing up a GPO



Just to close the loop on this – when I backup the GPO as described below, does that also backup necessary information in my GPP? I suppose that depends on where I run the backup from, since my Vista workstation does all the edits and has the GPP setup. Whereas our PDC does not have the necessary software to configure GPP..



Just want to make sure I get that backed up as well..





From: Derek Rose [mailto:xxxxxxxxxxxxxxxx]
Sent: Friday, March 13, 2009 7:18 AM
To: 'xxxxxxxxxxxxxxxx'
Subject: RE: [gptalk] Backing up a GPO



Ah – thanks. I knew I was looking in the wrong place!





From: xxxxxxxxxxxxxxxx [mailto:xxxxxxxxxxxxxxxx] On Behalf Of Andrew McHale
Sent: Friday, March 13, 2009 6:38 AM
To: xxxxxxxxxxxxxxxx
Subject: RE: [gptalk] Backing up a GPO



Hi Derek,



I suspect you are right clicking on the GPO link/shortcut in the associated OU rather than the GPO object itself in the “Group Policy Objects” container/OU.



In your domain tree in Group Policy Management make sure you are right clicking on the GPOs in the “Group Policy Objects” container/OU, not the domain OU which you’ve linked the GPO to.



Hope this helps



Andrew







From: Derek Rose [mailto:xxxxxxxxxxxxxxxx]
Sent: 13 March 2009 10:16
To: xxxxxxxxxxxxxxxx
Subject: [gptalk] Backing up a GPO



This is probably a silly question – but I can’t seem to figure out how to backup my GPO such as the Default Domain Policy. Internet sources say that I should be able to right-click on the GPO and click back up. I don’t have this option through the RSAT tools on Vista using Group Policy Management, or using the GPMC on our DC.



I’m sure this is just something I’m missing, and would appreciate the help. Thanks!










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