enum
Enum is a console-based Win32 information enumeration utility. Using null sessions, enum can retrieve userlists, machine lists, sharelists, namelists, group and member lists, password and LSA policy information. enum is also capable of a rudimentary brute force dictionary attack on individual accounts. inux-ng -P 172.16.5.5 -oA ilfreight
Installation
Download it from: https://packetstormsecurity.com/search/?q=win32+enum&s=files.