Nebula - level06

About

The flag06 account credentials came from a legacy unix system. To do this level, log in as the level06 account with the password level06. Files for this level can be found in /home/flag06.

Solution

level06@nebula:~$ grep flag06 /etc/passwd
root@kali# echo flag06:ueqwOCnSGdsuM:993:993::/home/flag06:/bin/sh > flag06.passwd
root@kali# john flag06.passwd
level06@nebula:~$ su flag06 # use john cracked password
sh-4.2$ getflag