rainfall is a 42 project, following snow-crash. A system image is given, and the goal is to escalate privileges, with various techniques. All steps are documented in markdown files in levels folder, feel free to read them.
I did all of this using Kali as host, and VirtualBox as virtualization software to run the ISO. I configured the network as a bridged adapter.
- Decompilation / Reverse engineering -> Exploitation
Full subject is available here and system image file (.iso) here
kema-dev - GitHub