whoami /all (if enabled, then use printspoofer or got potato).
• Simply run PowerUp, then find privileges on unquoted DLL, etc.
• Upload WinPEAS for further enumeration if the above does not work. WinPEAS mostly finds plaintext passwords.
• Lastly, find any executable (exe), PowerShell script (ps1), or PDF file running. Run it for further enumeration and search on Google for additional details.