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P1ayground - InCTF Internationals 2020

leArner
2020-08-14
Reversing / Windows

A brief write-up of the intended solution of P1ayground challenge from InCTF Internationals 2020

tl;dr

  • Challenge is based on function hooking at runtime.
  • On reversing you will find 4 functions at the same address but executing different code(basically hooked at runtime).
  • Jump inside each function, reverse the algorithms to pass the checks.
  • Ignore the FAKE flag check.
Read More
InCTFi Windows Reversing APIhooking

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