penbox-ubuntu is pentesting os like kali , parrot os. But kali is too much laggy and parrot is also laggy and not so powerfull. So i sift to ubuntu. but while installing hacking tools in ubuntu pain in butt. So i with source file of ubuntu with kali . Now we can download kali tools in ubuntu in very easy way just type "apt install <tool name>";
Download ubuntu desktop . I am using 22.04 version (make sure it should br LTS version)
after that update your ubuntu sudo apt update
Download the file link in the bellow. And save it to ubuntu Desktop.
run this command sudo rm /etc/apt/sources.list
copy the file to /etc/apt/
command example sudo cp /home/penbox/sources.list /etc/apt/
after that update your system sudo apt update