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Powershell – Reveal Windows Memory Credentials

Table of Contents

The purpose of this script is to make a proof of concept of how retrieve Windows credentials with Powershell and CDB Command-Line Options (Windows Debuggers)
It allows to retrieve credentials from windows 2003 to 2012 and Windows 10 (it was tested on 2003, 2008r2, 2012, 2012r2 and Windows 7 – 32 and 64 bits, Windows 8 and Windows 10 Home edition).
It works even if you are on another architecture than the system targeted.

Features

  • it’s fully PowerShell
  • it can work locally, remotely or from a dump file collected on a machine
  • it does not use the operating system .dll to locate credentials address in memory but a simple Microsoft debugger
  • it does not use the operating system .dll to decypher passwords collected –> it is does in the PowerShell (AES, TripleDES, DES-X)
  • it breaks undocumented Microsoft DES-X
  • it works even if you are on a different architecture than the target
  • it leaves no trace in memoryless

How to use it for Windows 2012R2 or Windows 10?

1) Retrieve remotely:
* Launch the script
* Local computer, Remote computer or from a dump file ? (local, remote, dump): remote [enter]
* serverName [enter]
2) From a dump: if you have to dump the lsass process of a target machine, you can execute the script with option ( ! name you lsass dump “lsass.dmp” and don’t enter the name for the option you enter, only the directory !) :
* Launch the script
* Local computer, Remote computer or from a dump file ? (local, remote, dump): dump [enter]
* d:directory_of_the_dump [enter]
3) Locally :
* Launch the script
* Local computer, Remote computer or from a dump file ? (local, remote, dump): local [enter]

Download & read more at



Windows Powershell

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CIP Cyber Staff

CIP Cyber Staff

CIP Cyber Staff comprises CIP cybersecurity experts committed to delivering comprehensive information on critical infrastructure protection. The content covers diverse topics, equipping professionals to defend organizations and communities in an ever-evolving cyber landscape.

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