: If you are looking for a tool rather than a challenge, there is a WriteUp Assistant available for Windows.
: CTF challenge files (the .zip containing the environment and code) are typically hosted on the platform where the event took place, such as Hack The Box . Download Passmann04552 zip
If "Passmann04552" is a specific username or a very new private challenge, could you double-check the or the platform where it was hosted? WriteUp - Free download and install on Windows : If you are looking for a tool
If you are looking for that specific challenge's resources, here are the most relevant links: Download Passmann04552 zip
: Detailed solutions for the "Passman" web challenge are available on CTFtime .