setodaNote CTF Passcode Writeup Using Ghidra

setodaNote CTF Rev問題の３問目

まずは strings から

Invalid passcode. Too short.発見

関数は，FUN_00101185

FUN_00101185(抜粋)

          iVar1 = strcmp((char *)&local_108,"20150109");
          if (iVar1 == 0) {
            puts("The passcode has been verified.\n");
            printf("Flag is : flag{%s}",&local_108);
          }

flagは，flag{20150109}