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Buffer Overflow Prep

TryHackMe20 answered prompts

Buffer Overflow Prep TryHackMe walkthrough with 20 answered prompts and lab methodology notes.

Prompts and answers

  • What is the EIP offset for OVERFLOW1?
    1978
  • In byte order (e.g. \x00\x01\x02) and including the null byte \x00, what were the badchars for OVERFLOW1?
    \x00\x07\x2e\xa0
  • What is the EIP offset for OVERFLOW2?
    634
  • In byte order (e.g. \x00\x01\x02) and including the null byte \x00, what were the badchars for OVERFLOW2?
    \x00\x23\x3c\x83\xba
  • What is the EIP offset for OVERFLOW3?
    1274
  • In byte order (e.g. \x00\x01\x02) and including the null byte \x00, what were the badchars for OVERFLOW3?
    \x00\x11\x40\x5F\xb8\xee
  • What is the EIP offset for OVERFLOW4?
    2026
  • In byte order (e.g. \x00\x01\x02) and including the null byte \x00, what were the badchars for OVERFLOW4?
    \x00\xa9\xcd\xd4
  • What is the EIP offset for OVERFLOW5?
    314
  • In byte order (e.g. \x00\x01\x02) and including the null byte \x00, what were the badchars for OVERFLOW5?
    \x00\x16\x2f\xf4\xfd
  • What is the EIP offset for OVERFLOW6?
    1034
  • In byte order (e.g. \x00\x01\x02) and including the null byte \x00, what were the badchars for OVERFLOW6?
    \x00\x08\x2c\xad
  • What is the EIP offset for OVERFLOW7?
    1306
  • In byte order (e.g. \x00\x01\x02) and including the null byte \x00, what were the badchars for OVERFLOW7?
    \x00\x8c\xae\xbe\xfb
  • What is the EIP offset for OVERFLOW8?
    1786
  • In byte order (e.g. \x00\x01\x02) and including the null byte \x00, what were the badchars for OVERFLOW8?
    \x00\x1d\x2e\xc7\xee
  • What is the EIP offset for OVERFLOW9?
    1514
  • In byte order (e.g. \x00\x01\x02) and including the null byte \x00, what were the badchars for OVERFLOW9?
    \x00\x04\x3e\x3f\xe1
  • What is the EIP offset for OVERFLOW10?
    537
  • In byte order (e.g. \x00\x01\x02) and including the null byte \x00, what were the badchars for OVERFLOW10?
    \x00\xa0\xad\xbe\xde\xef