How to hack the printer on the local network

How to hack the printer on the local network

The modern administrator is cautious and shy, he is always ready for the invasion of strangers into their network area and so always stands out in painful expectation of another attack. By configuring as follows firewallby marking their territory with numerous sensors-flags from the IDS-systems administrator goes to the lair to explore your log files, suspicious, squinting his eyes at every unusual connection or vague stirring in the dark far corner of the server room.

While most of his attention is focused on computers and network devices, but many office peripherals remains outside the field of view that given current trends, very dangerous. Next, we will focus on modern network printers and MFP, each of which represents almost a complete copy of your computer. Such a printer to your network adapter, your own hard drive, RAM and ROM, built-in telnet, ftp and web-servers and so on…



Regular system administrators can closely monitor their servers, to analyze and identify dangerous connections to workstations, but network printer… it is usually left to his own devices after being enabled and once configured for the local network. In order to take control of your wireless printer, we need to connect to a WiFi network, which operates the printer. This utility works as Kali linuxand Termux.



Installation:
apt update & apt upgrade
pip2 install colorama
git clone https://github.com/RUB-NDS/PRET
cd PRET
colorama pip install pysnmP

Next, we will need to know the IP address of our printer, it can be done in the printer settings or through the software WiFi Analyzer. This application scans the WiFi network and shows local IP devices that are connected to it.

Run the program:
python2 pret.py (IP printer) pjl

If the connection is successful, you will have access to enter various commands to control the printer. The help command you can see all the available options, including: print arbitrary text or file, displaying the text on the printer display, flood printing, and more.


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