Tag: PowerSploit

Aug 13

PowerShell Security: PowerShell Attack Tools, Mitigation, & Detection

This post is a follow-up of sorts from my earlier posts on PowerShell, my PowerShell presentation at BSides Baltimore, and my presentation at DEF CON 24. Hopefully this post provides current information on PowerShell usage for both Blue and Red teams. Related posts: BSides Charm Presentation Posted: PowerShell Security: Defending the Enterprise from the Latest …

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Apr 24

BSides Charm Presentation Posted: PowerShell Security: Defending the Enterprise from the Latest Attack Platform

This was my second year speaking at BSides Charm in Baltimore. Last year I spoke about Active Directory attack & defense and it was my first time speaking at a conference. 🙂 The presentation slides for my talk “PowerShell Security: Defending the Enterprise from the Latest Attack Platform” are now on the Presentations tab here …

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Feb 11

Detecting Offensive PowerShell Attack Tools

At DerbyCon V (2015), I presented on Active Directory Attack & Defense and part of this included how to detect & defend against PowerShell attacks. Update: I presented at BSides Charm (Baltimore) on PowerShell attack & defense in April 2016. More information on PowerShell Security: PowerShell Security: PowerShell Attack Tools, Mitigation, & Detection The most …

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Jan 03

How Attackers Dump Active Directory Database Credentials

I previously posted some information on dumping AD database credentials before in a couple of posts: “How Attackers Pull the Active Directory Database (NTDS.dit) from a Domain Controller” and “Attack Methods for Gaining Domain Admin Rights in Active Directory“. This post covers many different ways that an attacker can dump credentials from Active Directory, both …

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Jan 01

Attack Methods for Gaining Domain Admin Rights in Active Directory

There are many ways an attacker can gain Domain Admin rights in Active Directory. This post is meant to describe some of the more popular ones in current use. The techniques described here “assume breach” where an attacker already has a foothold on an internal system and has gained domain user credentials (aka post-exploitation). The …

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Aug 02

DEF CON 23 (2015) Red vs Blue: Modern Active Directory Attacks & Defense Talk Detail

This week at DEF CON 23, I will be speaking about Active Directory attack & defense in my talk “Red vs Blue: Modern Active Directory Attacks & Defense”. This is the 4th iteration of this talk and includes the latest updates to attack methods and defensive strategies.This DEF CON version has a new segment I …

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Nov 15

Owning Networks and Evading Incident Response with PowerShell

  PowerShell provides an easy method to bypass antivirus and other protection methods: Up until several months ago, I was a member of a penetration test team tasked with compromising data centers and evading detection. Industry standard tools such as Metasploit (an attack toolkit that includes a backdoor named Meterpreter) and Mimikatz (a password dumper) …

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Nov 06

How Attackers Pull the Active Directory Database (NTDS.dit) from a Domain Controller

I performed extensive research on how attackers dump AD credentials, including pulling the Active Directory database (ntds.dit) remotely. This information is covered in two newer and greatly expanded posts: How Attackers Dump Active Directory Database Credentials Attack Methods for Gaining Domain Admin Rights in Active Directory   The original post data follows: How Attackers Pull …

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