UPX is an executable packer that works on PE, ELF, and Mach-0 files. https://upx.github.io/
Links to this note
- nerbianratcovid19-proofpoint2022
- John Reiser
- SSH malware common features
- armouringtheelf-grugq_scut2001
- Linux Persistence: Processes
- sysrvbotnet-imperva2024
- trackingteamtnt-fiser2021
- learninglinuxbinaryanalysis-oneill2016
- sshbackdors-dumont2018
- baines2016
- building UPX on Debian
- customized UPX packers
- UPX header
- upx_dec