hello.asm

global _start

section .data
    msg db "Hello, word!", 0x0a
    len equ $ - msg
    
section .text
_start: 
    mov eax, 4   ; sys_write system call 
    mov ebx, 1   ; stdout file descriptor 
    mov ecx, msg ; bytes to write 
    mov edx, len ; numbeer of bytes to write 
    int 0x80     ; perform system call 
    
    mov eax, 1   ; sys_exit system call 
    mov ebx, 0   ; exit status 0 
    int 0x80     ; perform system call