Moving Data - 2

For loading pointer address: lea

lea EAX,[label] ; Saves pointer(address of label) in EAX

For exchanging (swaps) values: XCHG XCHG register, memory XCHG memory, register

Lets look these instructions into actions.(lea-xchg.nasm)

Loading the binary in gdb, setting breakpoint and hook-stop.

lea instruction→

xchg instruction →

Pretty straight forward.