bashelf An assembler written in bash shell References http://en.wikipedia.org/wiki/Executable_and_Linkable_Format http://downloads.openwatcom.org/ftp/devel/docs/elf-64-gen.pdf http://www.blackhatlibrary.net/Ascii_shellcode http://blog.markloiseau.com/2012/04/hello-world-nasm-linux/