Meterpreter hashdump error

[francis.provencher at msp.gouv.qc.ca (FRANCIS PROVENCHER)]

Hi all,
 
I play with the meterpreter options, I try to make a hashdump and i received this error.
 
meterpreter > hashdump
[-] priv_passwd_get_sam_hashes: Operation failed: 87
meterpreter > irb
[*] Starting IRB shell
[*] The 'client' variable holds the meterpreter client
 
> > client.priv.sam_hashes[1].ntlm
Rex::Post::Meterpreter::RequestError: priv_passwd_get_sam_hashes: Operation failed: 87
        from ./lib/rex/post/meterpreter/extensions/priv/priv.rb:44:in `sam_hashes'
        from (irb):1:in `cmd_irb'
        from ./lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb:190:in `cmd_irb'
        from ./lib/rex/ui/text/dispatcher_shell.rb:230:in `send'
        from ./lib/rex/ui/text/dispatcher_shell.rb:230:in `run_command'
        from ./lib/rex/post/meterpreter/ui/console.rb:94:in `run_command'
        from ./lib/rex/ui/text/dispatcher_shell.rb:196:in `run_single'
        from ./lib/rex/ui/text/dispatcher_shell.rb:191:in `each'
        from ./lib/rex/ui/text/dispatcher_shell.rb:191:in `run_single'
        from ./lib/rex/post/meterpreter/ui/console.rb:60:in `interact'
        from ./lib/rex/ui/text/shell.rb:121:in `call'
        from ./lib/rex/ui/text/shell.rb:121:in `run'
        from ./lib/rex/post/meterpreter/ui/console.rb:58:in `interact'
        from ./lib/msf/base/sessions/meterpreter.rb:170:in `_interact'
        from ./lib/rex/ui/interactive.rb:48:in `interact'
        from ./lib/msf/ui/console/command_dispatcher/core.rb:671:in `cmd_sessions'
        from ./lib/rex/ui/text/dispatcher_shell.rb:230:in `send'
        from ./lib/rex/ui/text/dispatcher_shell.rb:230:in `run_command'
        from ./lib/rex/ui/text/dispatcher_shell.rb:196:in `run_single'
        from ./lib/rex/ui/text/dispatcher_shell.rb:191:in `each'
        from ./lib/rex/ui/text/dispatcher_shell.rb:191:in `run_single'
        from ./lib/rex/ui/text/shell.rb:125:in `run'
        from ./msfconsole:77>>
 
My Ruby version is ; ruby 1.8.6 (2007-03-13 patchlevel 0) [i386-freebsd6]
 
 
PortableBSD# svn up
At revision 4661.
 
I make some thing wrong?
 
Thanks all


 
 
Francis Provencher
Minist?re de la S?curit? publique du Qu?bec
Direction des technologies de l'information
Division de la s?curit? informatique
T?l: 1 418 646-3258
Courriel:   Francis.provencher at Msp.gouv.qc.ca 
 
CEH - Certified Ethical Hackers
SSCP - System Security Certified Practitionner
Sec+ - Security +
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