Powerupsql cheat sheet. Blindly Discover SQL Server Instances with PowerUpSQL

Finding Sensitive Data on Domain SQL Servers using PowerUpSQL

powerupsql cheat sheet

Automation seems to be one of the more common responses I hear from people, but below are a few other reasons PowerShell has become so popular with administrators, pentesters, and hackers. It will also log when user impersonation privileges are assigned and used. However, systems can be configured with more restrictive settings to prevent about half of the techniques. So you may have to tweak the audit setting for your environment. For more information on the execution policy settings and other default security controls in PowerShell I suggest reading. This may happen by directly executing commands, modifying existing data to put a shell on a webpage, or exploiting hidden functionality in the database. Automatic Execution of Stored Procedures 4.

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SQL Server Detective Control Cheat Sheet · NetSPI/PowerUpSQL Wiki · GitHub

powerupsql cheat sheet

You can view privileges with the queries at. It is hard to overstate the importance of data security. Finally, to view all database levels trigger for the currently selected database with the query below. Example 1: Get-Content PowerShell command Get-Content. This requires sysadmin privileges, can trigger additional alerts, and is not recommended. Choose the one that works best for you. Good luck and hack responsibly! Service accounts have sysadmin privileges by default 4.

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INFO

powerupsql cheat sheet

However, it may be blocked by restrictive execution policies. I agree, the execution policy definitely adds another layer to help prevent users from executing. Also, it does not result in a configuration change, or require writing to the disk. No alerts — using trusted account and non destructive native functionality No logs or few logs — No account creation or group modification No accountability! Create an Audit Policy This will create an audit policy that the server and database specifications can be linked to. Use policy based management for standardizing configurations.

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PowerUpSQL: A PowerShell Toolkit for Attacking SQL Server

powerupsql cheat sheet

Below is an example showing how to perform an audit for common high impact configuration issues. The PowerShell execution policy is the setting that determines which type of PowerShell scripts if any can be run on the system. Which is why there are so many options for bypassing it. More server-level auditing groups can be found. Please note that you must be a sysadmin in order to view the source code. The same toolkit includes a nice little compression method for reducing the size of the encoded commands if they start getting too long. Thanks to all of those people who have contributed through blogs and presentations.

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OS Commands

powerupsql cheat sheet

Here's a little guide that I hope can help. Luckily Antti Rantasaari and Eric Gruber have also been contributing some code to make my life easier. Please note that you must be a sysadmin or have the require privileges and have the database selected that the trigger were created in. As a result, the execution policy is essentially set to unrestricted for the remainder of the session. Below are examples of the three formats it accepts.

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INFO

powerupsql cheat sheet

Below are a few example commands. Even the best procedures cannot prevent all instances of identity theft—especially if the vulnerability lies with you, the customer. Example 1: Full command using Get-Content Get-Content. This is the most basic example and can be handy for running quick scripts when you have an interactive console. Net Framework libraries o PowerShell v.

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SQL Server Connection String Cheat Sheet · NetSPI/PowerUpSQL Wiki · GitHub

powerupsql cheat sheet

Some of the items were covered in the malicious trigger removal section, but this will cover it all. All scripts demonstrated during the presentation are available on GitHub. This technique does not result in a configuration change, but does require writing your script to disk. For the sake of the blog, all examples will be done from the perspective of an attacker that has already obtained sysadmin privileges. Below are some basic instructions.

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