2021-05-21から1日間の記事一覧
明日ctf4b 2021やるらしいので去年の問題を復習する。 2021-09-21 : 再走しました (Link) mask やるだけ。 >>> import string >>> enc_a = "atd4`qdedtUpetepqeUdaaeUeaqau" >>> enc_b = "c`b bk`kj`KbababcaKbacaKiacki" >>> enc_l = len(enc_a) >>> for i …
How to solve Just read the hardcoded data, and throw it to somekind of MD5 cracker (online tool is fine, I have used CrackStation.) Result: Flag grape
How to solve Just read the hardcoded flag. Flag EX9dmq4c8g9G7bAV
How to solve Decompile distributed executable file, and read hardcoded flag. Flag CZ9dmq4c8g9G7bAX
How to solve Decompile libadnjni.so using IDA or Ghidra to collect a characters of flag. 'e'+chr(0x66)+chr(0x35)+chr(0x37)+chr(0x66)+chr(0x33)+chr(0x66)+chr(0x65)+chr(0x33)+chr(99)+chr(0x66)+chr(0x36)+chr(0x30)+chr(0x33)+chr(99)+chr(0x30)+…