GearGoat – A Comprehensive Guide To Using CaringCaribou For CAN Network Analysis

To find out the arbitration IDs and the corresponding message data and positional bytes for all the actions in GearGoat using CaringCaribou.

Solution

Step 0: To install Caring Caribou:

1. Clone the repository and run the installation file:

git clone https://github.com/CaringCaribou/caringcaribou.git
cd caringcaribou/
sudo python3 setup.py install

Return back to the previous location and run the following:

cd ..
printf "[default]\ninterface = socketcan\nchannel = vcan0" > $HOME/.canrc

More info here:- CaringCaribou

Step 1: The GearGoat setup will look something like this with terminal in background and the GearGoat window marked on top.

Step 2: We will explore the reverse engineering capabilities of “CaringCaribou” using “GearGoat”. We will try to figure out the Arbitration IDs of the actions we performed in the simulator.

First we will scan for unique Arbitration IDs in the network using the “listener” module.

Command:

cc.py listener -h

Command:

cc.py listener -r

For more information click here.