Bypass PowerShell Execution Policy to Pwn Windows
PowerShell is an essential component of any Windows environment and can be a powerful tool in the hands of a hacker. During post-exploitation, PowerShell scripts can make privilege escalation and pivoting a breeze, but its execution policy can put a damper on even the best-laid plans. There are a variety of methods, however, that can be used to bypass PowerShell execution policy. PowerShell Execution Policy Overview The purpose of PowerShell's execution policy is to control how configuration files are loaded and how scripts are run. It's a safety feature that helps prevent malicious scripts from being executed. Policies can be set at the computer level, user level, and session level on Windows machines. It's important to note that the execution policy is not meant to be secure — it merely prevents users from unintentionally causing damage. As we'll soon find out, it can be bypassed in several ways. There are seven types of execution policies in PowerShell. ...