Linux tools

1. file, strings

$ file <binary>  # identify file type
$ strings <binary> # extract readable strings

1. objdump

$ objdump ... <binary> 

• -d , --disassemble: Display assembler contents of executable sections

• -D, --disassemble-all: Display assembler contents of all sections

1. readelf

• -l flag: Displays the information contained in the file's segment headers, if it has any

  • other possible flag names for -l: --program-headers/--segments

$ readelf -l <binary>
$ readelf -a <binary> # all

1. strace , ltrace

$ strace <binary> # trace system calls
$ ltrace <binary> # trace library calls