NetSPI Blog

Austin Altmann
April 27th, 2020

Introducing BetaFast – NetSPI’s Vulnerable Thick Client

Another vulnerable application is being unleashed into the world. Developed here at NetSPI, BetaFast is a vulnerable thick client application and valuable resource for practicing security testing. History Years ago, a NetSPI consultant was venturing into the basement of our office building to retrieve some fresh fingerless gloves from storage. Wandering through the scarcely lit […]

Karl Fosaaen
April 16th, 2020

Gathering Bearer Tokens from Azure Services

In the previous Azure Managed Identities blog, we covered some simple proof of concept examples for using Azure Virtual Machine Managed Identities to escalate privileges in an Azure subscription. The example code relied on Azure OAuth bearer tokens that were generated from authenticating to the Azure metadata service. Since posting that blog, we’ve found a […]

Jake Karnes
March 30th, 2020

Decrypting Azure VM Extension Settings with Get-AzureVMExtensionSettings

TL;DR If you’re a local admin on an Azure VM, run the Get-AzureVMExtensionSettings script from MicroBurst to decrypt VM extension settings and potentially view sensitive parameters, storage account keys and local Administrator username and password. Overview The Azure infrastructure needs a mechanism to communicate with and control virtual machines. All Azure Marketplace images have the […]

Scott Sutherland
March 27th, 2020

Linux Hacking Case Studies Part 5: Building a Vulnerable Linux Server

This blog will share how to configure your own vulnerable Linux server so you can practice building and breaking at home.

Scott Sutherland
March 26th, 2020

Linux Hacking Case Studies Part 4: Sudo Horror Stories

This blog will cover different ways to approach SSH password guessing and attacking sudo applications to gain a root shell on a Linux system.

Scott Sutherland
March 25th, 2020

Linux Hacking Case Studies Part 3: phpMyAdmin

This blog will walkthrough how to attack insecure phpMyAdmin configurations and world writable files to gain a root shell on a Linux system.

Scott Sutherland
March 24th, 2020

Linux Hacking Case Studies Part 2: NFS

This blog will walk through how to attack insecure NFS exports and setuid configurations in order to gain a root shell on a Linux system.

Scott Sutherland
March 23rd, 2020

Linux Hacking Case Studies Part 1: Rsync

This blog will walk through how to attack insecure Rsync configurations in order to gain a root shell on a Linux system.

Ian Williams
March 18th, 2020

Gaining AWS Console Access via API Keys

For adversarial scenarios, AWS console access is better than the APIs. We’ll walk you through our research process here, and release a new tool we’ve built! When there’s a will… We’re frequently asked by clients to test applications, networks and/or infrastructure hosted on Amazon Web Services (AWS). As a part of these assessments, we’ll oftentimes […]