win(), and to do that you have to populate the register
rdx. Try what we've talked about, and then have a look at the answer if you get stuck.
win()written into it so that we can point
r15at it. I'm going to opt to call
gets()again instead, and then input the address. The location we input to is a fixed location of our choice, which is reliable. Now we just need to find a location.
dcu mainto contiune until main. Now let's check permissions:
0x404028appears unused, so I'll write
POP_CHAINa couple of intructions along: