CTF instructions

How to Install Tailscale and Connect to the VPN

Prerequisites:

  • A computer running Linux or Windows.
  • An internet connection.
  • A CyberHeaven Auth0 account.

Steps:

1. Install Tailscale:

  • Linux:
    1. Open a terminal.
    2. Run the following command: curl -fsSL https://tailscale.com/install.sh | sudo sh
  • Windows:
    1. Go to the Tailscale website: https://tailscale.com/download
    2. Download the Tailscale installer for Windows.
    3. Run the installer and follow the instructions.

2. Connect to the VPN:

  • Linux:
    1. Open a terminal.
    2. Run the following command: tailscale up --login-server https://deadstar.cyberheaven.eu --accept-routes
    3. You will be redirected to a web page where you can log in with your CyberHeaven Auth0 account.
  • Windows:
    1. Open the Tailscale app.
    2. Click on the “Connect” button.
    3. You will be redirected to a web page where you can log in with your CyberHeaven Auth0 account.

3. Accept the routes (optional):

If you want to be able to access other devices on the Tailscale network, you will need to accept the routes. This can be done by running the following command in your terminal:

tailscale up --login-server https://deadstar.cyberheaven.eu --accept-routes

Attack Box IP entry point
100.64.0.18

Important Note:

Please use it at your own risk. There is entire network behind the main attack box IP so you have to pivot to find all the 8 flags. The are a total of 4 machines you have to compromise including 2 webpages. Also important note when submitting flag as the following CTFBANK{} please hash it sha256 before submitting it to the page!!!

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