binwalk

Firmware Analysis Tool. More information: https://github.com/ReFirmLabs/binwalk.

binwalk path/to/binary

binwalk --extract --directory output_directory path/to/binary

binwalk --extract --matryoshka --depth 2 path/to/binary

binwalk --dd 'png image:png' path/to/binary

binwalk --entropy --save path/to/binary

binwalk --entropy --signature --opcodes path/to/binary