sec-pentesting-toolkit/Reverse_Engineering

Tools

Dissasembly

gdb

$ gcc -ggdb -o <filename> <filename>.c

Starting with some commands:

$ gdb <program name> -x <command file>

For example:

$ cat command.txt

set disassembly-flavor intel disas main

#### objdump 

Display information from object files:
•  Where object file can be an intermediate file
created during compilation but before linking, or a
fully linked executable

$ objdump -d

#### hexdump & xxd

For canonical hex & ASCII view:

$hexdump -C

#### xxd 
Make a hexdump or do the reverse:

xxd hello > hello.dump xxd -r hello.dump > hello