Grace was trying to make some food for her family but she really messed it up. She was trying to make some hashbrowns but instead, she made this:
f5525fc4fc5fdd42a7cf4f65dc27571c
I guess Grace is a really bad cook. But at least she tried to add some md5 sauce.
remember to put the flag in nactf{....}
Reverse MD5.
flag: nactf{grak}