Useful WMI Commands

Get BIOS Information From Command Line

wmic BIOS Get SerialNumber

Note: This only works if the serial number is stored in the BIOS. Most OEM's like HP, Dell, and Lenovo do this.

 wmic BaseBoard Get SerialNumber

Get OS Version

wmic OS GET CAPTION,VERSION

Get a User's SID

wmic UserAccount WHERE Name="<USERNAME>" Get Name,SID

Note: Substitute <USERNAME> with the Username of the SID you want retrieve.

Get Last logged in user

wmic PATH Win32_NetworkLoginProfile GET Name,LastLogon

Get Currently logged in users

wmic /node: xxx.xxx.xxx.xxx COMPUTERSYSTEM GET USERNAME

Refrences

http://msdn.microsoft.com/en-us/library/windows/desktop/aa394221%28v=vs.85%29.aspx

http://blogs.technet.com/b/askperf/archive/2012/02/17/useful-wmic-queries.aspx