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BRICS+ CTF 2024 | Enter The Void

Description

Public archive

Deploy

none

Solution

  1. dump flag.txt
  2. dump keks.exe
  3. reverse keks.exe and locate shellcode
  4. reverse shellcode
  5. Shellcode use CryptProtectMemory with flag SAME_PROCESS inside lsass.exe
  6. decyrpt flag.txt

Example solver: solution/solver.py

Flag

brics+{1m_just_4_m4n_1n_th3_w0rld_0f_p41n_4nd_suff3r1ng}