Stabilize a reverse shell for linux target

shell_stabilization.md

Pre-requisites

• Get the reverse shell in netcat
• check python support in the target system

which python

Shell Stablization

1. If your terminal is using zsh, then you need to switch to bash

exec bash --login
ps -p $$ # check whether bash is the current shell for the terminal

2. spawn bash using python

python -c 'import pty;pty.spawn("/bin/bash")'

3. background the netcat listener using CTRL+Z
4. GET the terminal of host

echo $TERM

5. Get the dimensions of host terminal and note down the rows,columns length

stty -a

6. Type the following command in host terminal

stty raw -echo
fg # which gets the netcat listener to foreground
reset # might be you'll be asked to enter terminal type, input will be from step 3

7. In the netcat listener psuedo terminal, enter the commands

stty rows <rows_length_from_step_4> columns <columns_length_from_step_4>