This blog will walk through how to find and exploit SQL Server global temporary table race conditions to gain unauthorized access to data and execute code.
This shows how to bypass SQL Server logon trigger restrictions by spoofing hostnames and application names using lesser known connection string properties.
In this blog I’ll share a few tips for prioritizing the remediation of detective control gaps related to the Mitre ATT&CK Framework.
This blog will provide an overview of how to create and maintain access to an environment using SQL Server as the controller and the agent using a new PoC script called SQLC2.
This blog walks through how to quickly identify SQL Server instances used by 3rd party applications that are configured with default passwords using PowerUpSQL.
In this blog, I’ll be expanding on the CLR assembly attacks developed by Lee Christensen and covered in Nathan Kirk’s CLR blog series. I’ll review how to create, import, export, and modify CLR assemblies in SQL Server with the goal of privilege escalation, OS command execution, and persistence. I’ll also share a few new PowerUpSQL […]
In this blog I outline common techniques that can be used to leverage the SQL Server service account to escalate privileges from a local administrator to a SQL Server sysadmin (DBA).
In this blog, I’ll share an infographic that illustrates some common red team attack workflows and blue team controls. I’ll also include some basic red & blue team tips.
In this blog I’ll show how to use PowerUpSQL to establish persistence (backdoor) via the Windows registry through SQL Server. I’ll also provide a brief overview of the xp_regwrite stored procedure. This should be interesting to pentesters and red teamers interested in some alternative ways to access the OS through SQL Server. An overview of […]