(gdb) disass hacker Dump of assembler code for function hacker: 0x565561b9 <+0>: push ebp 0x565561ba <+1>: mov ebp,esp 0x565561bc <+3>: push ebx 0x565561bd <+4>: sub esp,0x4 0x565561c0 <+7>: call 0x5655624f <__x86.get_pc_thunk.ax> 0x565561c5 <+12>: add eax,0x2e3b 0x565561ca <+17>: sub esp,0xc 0x565561cd <+20>: lea edx,[eax-0x1ff8] 0x565561d3 <+26>: push edx 0x565561d4 <+27>: mov ebx,eax 0x565561d6 <+29>: call 0x56556050 0x565561db <+34>: add esp,0x10 0x565561de <+37>: nop 0x565561df <+38>: mov ebx,DWORD PTR [ebp-0x4] 0x565561e2 <+41>: leave 0x565561e3 <+42>: ret End of assembler dump. (gdb)