[gptalk] Re: USB storage block problem.

  • From: "Martin Hugo" <Martin_Hugo@xxxxxxxx>
  • To: gptalk@xxxxxxxxxxxxx
  • Date: Thu, 19 Apr 2007 07:32:09 -0400

You could do a remote restart from a batchfile on the server in the middle
of the night and would not have to rely on the users doing it themselves.

Martin T. Hugo
Network Administrator
Hilliard City Schools
Tel: 614-921-7102
Martin_Hugo@xxxxxxxx

gptalk@xxxxxxxxxxxxx writes:
>Yes, I've made the modification.  Initially it was set at computer
>configuration, but most of the users do not shut down their systems by
>the end of the day, so i put in user config.  now I'll have to find some
>pretext, like UPS maintainance or something else, to make then restart
>their system!!!! 
>
>A big thanks!!!
>Anth :-)
>
>On 4/19/07, Linux'o Mania <[ mailto:linuxomania@xxxxxxxxxxx
>]linuxomania@xxxxxxxxxxx> wrote: 
>
>
>Yes,
> Coz if you run it from User's context, it won't run as the user doesn't
>have direct access to modify HKLM\System as mentioned by Darren also.
>Run it from & only from Computer Configuration startup script... 
> 
> 
>Regds,
> LP
>
>Ananth Rajagopal <[ mailto:ananth.rg@xxxxxxxxx ]ananth.rg@xxxxxxxxx>
>wrote:
>
>So I should run from Computer Configuration, instead of user
>configuration?
>
>On 4/19/07, Darren Mar-Elia <[ mailto:darren@xxxxxxxxxx ]
>darren@xxxxxxxxxx > wrote: 
>
> I suspect the problem is that you are trying to modify an HKLM reg key
>in the user's security context and they don't have permissions to do
>that. That is why a startup script was suggested?because that runs in the
>LocalSystem security context. 
> 
>Darren
>  
> From: [ mailto:gptalk-bounce@xxxxxxxxxxxxx ]gptalk-bounce@xxxxxxxxxxxxx
>[mailto:[ mailto:gptalk-bounce@xxxxxxxxxxxxx ]
>gptalk-bounce@xxxxxxxxxxxxx] On Behalf Of Ananth Rajagopal
>Sent: Wednesday, April 18, 2007 8:28 PM
>To: [ mailto:gptalk@xxxxxxxxxxxxx ] gptalk@xxxxxxxxxxxxx
>Subject: [gptalk] Re: USB storage block problem.
> 
> 
>Hi,
>
>yesterday I tried out the script and it was working fine, we deployed it
>by evening and today morning, we got an error message in all the systems,
>the error message is attached. 
>
>I had applied the script in User Configuration, as most of the users do
>not shut down their systems, we wanted the script to be applied while
>users logon, instead of when at system start. 
>
>Kindly advice.
>
>best regards
>Anth.
>
>
>
>On 4/18/07, Linux'o Mania <[ mailto:linuxomania@xxxxxxxxxxx
>]linuxomania@xxxxxxxxxxx > wrote: 
>Okay....
> 
>First you put this vbscript in Computer Configuration > Windows Settings
>> Scripts > Startup section. 
>Now when you restart the computers, it will do the following....
> 
>?      
>Will set the USBSTOR key's startup value to 4 (original is 3). This will
>not let the USB Mass Storage devices start. 
> 
>?      Will deny anyone's access from usb.inf, usb.pnf files. This will deny
>any newer devices from getting detected....
>
>Please test & share results...
> 
>Regds,
>LP
>
>
>Ananth Rajagopal <[ mailto:ananth.rg@xxxxxxxxx ]ananth.rg@xxxxxxxxx>
>wrote:
>
>
>What happens with our old script is that, when users plug in a new usb
>device the device gets accepted! I'll test the script you have send and
>will let you know as soon as possible, how it fares. 
>
>thanks for the help! 
>On 4/18/07, Ananth Rajagopal <[ mailto:ananth.rg@xxxxxxxxx ]
>ananth.rg@xxxxxxxxx> wrote: 
>Can you explain a bit more detailed, we already have a bat file running
>as logon script, where do I putt his script, run from the bat file or
>separately at Computer Startup event? if so can u guide me step by step. 
>
>thanks for the reply!
>regards
>Anth. 
> 
>On 4/18/07, Linux'o Mania <[ mailto:linuxomania@xxxxxxxxxxx ]
>linuxomania@xxxxxxxxxxx> wrote: 
>Use this script in GPO's Computer Startup event.... 
>_________________________________________________________________________________
>
>Dim WshShell,Retvalue
>Set WshShell = CreateObject("Wscript.Shell")
>WshShell.RegWrite
>"HKLM\SYSTEM\CurrentControlSet\Services\USBSTOR\Start",4,"REG_DWORD" 
>Retvalue = WshShell.run ("%comspec% /c  %logonserver%\netlogon\xcacls
>%windir%\inf\usbstor.inf /D everyone /T /Y",0,False)
>Retvalue = WshShell.run ("%comspec% /c  %logonserver%\netlogon\xcacls
>%windir%\inf\usbstor.pnf /D everyone /T /Y",0,False) 
>Set WshShell = Nothing
>Wscript.Quit
>_________________________________________________________________________________
>Ananth Rajagopal < [ mailto:ananth.rg@xxxxxxxxx ] ananth.rg@xxxxxxxxx>
>wrote:
>
>Hi all,
>
>We have this script running in our Windows 2003 domain. 
>
>@echo off
>
>:: *********DISABLE USB MASS STORAGE DEVICE******** 
>
>regedit /s "\\Tai3dserver\SYSVOL\tai3d .com\scripts\disable.reg" 
>
>"\ \Tai3dserver\SYSVOL\tai3d.com\scripts \subinacl.exe" /keyreg
>\system\currentcontrolset\services\usbstor /deny=system 
>
>the subinacl.exe deployment was advised by Mr. Ray Lewis, basically what
>the script does is, it modifies a registry value such that usb removable
>storage devices are not read by the system, but new usb storage devices
>are getting accessed, how do i block the modification of this registry
>value? Kindly suggest methods, I'm a novice in this... 
>
>best regards
>Ananth.
>
> 
>
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