I don't know if I would call it harder, it's just a bit different is all. Here you go: ; Hello World, linux x86_64, nasm syntax section .rodata

I don't know if I would call it harder, it's just a bit different is all. Here you go: ; Hello World, linux x86_64, nasm syntax section .rodata ; Begin read only data section hello: db "Hello, World",0x0a ; String, 0x0a is \n hello_len equ $-hello ; $ is current address, length is address after string - address of start of string section .text ; begin code section global _start ; export _start so the linker can see it _start: ; program entry point mov rax, 1 ; write(2) syscall number mov rdi, 1 ; stdout mov rsi, hello ; string address mov rdx, hello_len ; string length syscall ; execute the write syscall mov rax, 60 ; exit(2) syscall number mov rdi, 0 ; exit status syscall ; execute the exit syscall