enum4linux

Enum4linux is a tool for enumerating information from Windows and Samba systems. It attempts to offer similar functionality to enum.exe formerly available from www.bindview.com.
It is written in Perl and is basically a wrapper around the Samba tools smbclient, rpclient, net and nmblookup.
The tool usage can be found in the below URL followed by examples, previous versions of the tool can be found at the bottom of that page.

Features include:

RID Cycling (When RestrictAnonymous is set to 1 on Windows 2000)

User Listing (When RestrictAnonymous is set to 0 on Windows 2000)

Listing of Group Membership Information

Share Enumeration

Detecting if host is in a Workgroup or a Domain

Identifying the remote Operating System

Password Policy Retrieval (using polenum)

More info: https://labs.portcullis.co.uk/tools/enum4linux/

Installation: sudo snap install enum4linux