mimikatz is a nice tool created by Benjamin DELPY aka `gentilkiwi` and presented at PHDays 2012. This tool can extract plain text login passwords of Windows. It supports both x64 and x86 variants of Windows supporting XP, Server 2003, Vista, 7, Server 2008r2, Server 2008, 8 and Server 2008. The tool supports different methods of Password cracking including • Pass the Hash -- For extracting Password hashes. • Pass the Pass - For Extracting Plain Text Passwords. Sursa: YouTube