Buffer Overflow

Linux

Windows

Immunity Debugger

Get modules information

!mona

Useful commands

Generate debruijn/cyclic pattern

ragg2 -P 100 -r

Find pattern offset

ragg2 -q 0x42414141

Assemble code

rasm2 -a x86 -C 'add esp, -1500'

References

• https://www.corelan.be/index.php/2009/07/19/exploit-writing-tutorial-part-1-stack-based-overflows/