circusmonkey404's Security Site

PicoCTF2018 - Miscellaneous - ACA-Shell-A Objective: It's never a bad idea to brush up on those linux skills or even learn some new ones before you set off on this adventure! Connect with nc 2018shell.picoctf.com 27833. Resolution: OK this one is interactive asmith85338@pico-2018-shell:/$ nc 2018shell.picoctf.com 27833 Sweet! We have gotten access into the system but we aren't root. It's some sort of restricted shell! I can't see what you are typing but I can see your output. I'll be here to help you along. If you need help, type "echo 'Help Me!'" and I'll see what I can do There is not much time left! ~/$  let's start with ls -l to see where we are and whats in there. ~/$ ls -l drwxr-xr-x 2 aca-shell-a_4 aca-shell-a_4 4096 Jul  1  2018 blackmail drwxr-xr-x 2 aca-shell-a_4 aca-shell-a_4 4096 Jul  1  2018 executables drwxrwxr-x 2 aca-shell-a_4 aca-shell-a_4 4096 Apr 13  2018 passwords dr