Reverse Engineering for Beginners in pdf

Contents

• Code patterns
  • A short introduction to the CPU
  • The simplest Function, Hello, world!
  • Function prologue and epilogue
  • Stack, printf() with several arguments, scanf()
  • Accessing passed arguments, More about results returning
  • GOTO operator, Conditional jumps
  • switch()/case/default , Loops
  • Simple C-strings processing
  • Replacing arithmetic instructions to other ones , Arrays
  • Manipulating specific bit(s) , Linear congruential generator
  • Structures,,64-bit values in 32-bit environment
• Important fundamentals
  • Signed number representations, Memory
• Finding important/interesting stuff in the code
  • Communication with the outer world (win32)
  • Strings, Calls to assert() , Constants
  • Finding the right instructions
  • Suspicious code patterns
  • Using magic numbers while tracing