in the name of zero

happy birthday my dear. i hope you’ll like my present for you.

[ birthday easter egg asm message ]
just something i whipped up for a special someone…

; 21 is the magic number that will unlock the message
%define	lynkey	21
	
	global lynlyn
section .text
lynlyn
	mov edx, (egreeter-greeter)
	lea ecx, [edx-2]
	lea edi, [greeter]
dmorph
	mov al, [edi]
	xor al, lynkey
	mov [edi], al
	inc edi
loop	dmorph
	
	mov eax, 4
	mov ebx, 1
	mov ecx, greeter
	int 0x80
	
	xor eax, eax
	inc eax
	xor ebx, ebx
	int 0x80
	
section .data
	greeter	\
	db	0x78,0x6c,0x35,0x71,0x70,0x74,0x67,0x35,0x73,0x67,0x7c,0x70
	db	0x7b,0x71,0x35,0x79,0x6c,0x7b,0x79,0x6c,0x7b,0x39,0x1f,0x1f
	db	0x6c,0x7a,0x60,0x32,0x63,0x70,0x35,0x74,0x79,0x62,0x74,0x6c
	db	0x66,0x35,0x77,0x70,0x70,0x7b,0x35,0x61,0x7d,0x70,0x67,0x70
	db	0x35,0x73,0x7a,0x67,0x35,0x78,0x70,0x35,0x70,0x66,0x65,0x70
	db	0x76,0x7c,0x74,0x79,0x79,0x6c,0x1f,0x71,0x60,0x67,0x7c,0x7b
	db	0x72,0x35,0x78,0x6c,0x35,0x79,0x7a,0x62,0x70,0x66,0x61,0x35
	db	0x78,0x7a,0x78,0x70,0x7b,0x61,0x66,0x3b,0x1f,0x7c,0x35,0x76
	db	0x7a,0x60,0x79,0x71,0x35,0x7b,0x7a,0x61,0x35,0x74,0x66,0x7e
	db	0x35,0x73,0x7a,0x67,0x35,0x74,0x35,0x77,0x70,0x61,0x61,0x70
	db	0x67,0x35,0x73,0x70,0x78,0x74,0x79,0x70,0x35,0x73,0x67,0x7c
	db	0x70,0x7b,0x71,0x3b,0x1f,0x6c,0x7a,0x60,0x35,0x78,0x74,0x6c
	db	0x35,0x7b,0x70,0x63,0x70,0x67,0x35,0x72,0x70,0x61,0x35,0x61
	db	0x7a,0x35,0x67,0x70,0x74,0x71,0x35,0x61,0x7d,0x7c,0x66,0x39
	db	0x35,0x77,0x60,0x61,0x35,0x7c,0x7b,0x76,0x74,0x66,0x70,0x35
	db	0x6c,0x7a,0x60,0x35,0x71,0x7a,0x3b,0x3b,0x3b,0x1f,0x7c,0x35
	db	0x7f,0x60,0x66,0x61,0x35,0x62,0x74,0x7b,0x7b,0x74,0x35,0x66
	db	0x74,0x6c,0x35,0x61,0x7d,0x74,0x7b,0x7e,0x35,0x6c,0x7a,0x60
	db	0x35,0x73,0x7a,0x67,0x35,0x77,0x70,0x7c,0x7b,0x72,0x35,0x78
	db	0x6c,0x35,0x77,0x70,0x66,0x61,0x35,0x73,0x67,0x7c,0x70,0x7b
	db	0x71,0x3b,0x1f,0x65,0x79,0x70,0x74,0x66,0x70,0x35,0x71,0x7a
	db	0x7b,0x32,0x61,0x35,0x70,0x63,0x70,0x67,0x35,0x76,0x7d,0x74
	db	0x7b,0x72,0x70,0x3b,0x35,0x74,0x7b,0x71,0x35,0x7c,0x73,0x35
	db	0x61,0x7d,0x70,0x35,0x71,0x74,0x6c,0x35,0x76,0x7a,0x78,0x70
	db	0x66,0x35,0x62,0x7d,0x70,0x7b,0x1f,0x6c,0x7a,0x60,0x32,0x79
	db	0x79,0x35,0x73,0x7c,0x7b,0x74,0x79,0x79,0x6c,0x35,0x62,0x74
	db	0x79,0x7e,0x35,0x71,0x7a,0x62,0x7b,0x35,0x61,0x7d,0x70,0x35
	db	0x7c,0x66,0x79,0x70,0x35,0x62,0x7c,0x61,0x7d,0x35,0x74,0x7b
	db	0x7a,0x61,0x7d,0x70,0x67,0x35,0x72,0x60,0x6c,0x39,0x1f,0x7c
	db	0x35,0x66,0x62,0x70,0x74,0x67,0x35,0x7c,0x32,0x79,0x79,0x35
	db	0x76,0x67,0x6c,0x3b,0x35,0x7d,0x70,0x32,0x66,0x35,0x61,0x7d
	db	0x70,0x35,0x79,0x60,0x76,0x7e,0x7c,0x70,0x66,0x61,0x35,0x72
	db	0x60,0x6c,0x35,0x7a,0x7b,0x35,0x70,0x74,0x67,0x61,0x7d,0x35
	db	0x77,0x70,0x76,0x74,0x60,0x66,0x70,0x35,0x7a,0x73,0x35,0x6c
	db	0x7a,0x60,0x3b,0x1f,0x1f,0x7d,0x74,0x65,0x65,0x6c,0x35,0x27
	db	0x24,0x35,0x61,0x7d,0x7a,0x60,0x72,0x7d,0x61,0x73,0x60,0x79
	db	0x35,0x6c,0x70,0x74,0x67,0x66,0x35,0x72,0x7a,0x79,0x71,0x7c
	db	0x79,0x7a,0x76,0x7e,0x66,0x3b,0x3b,0x35,0x70,0x66,0x61,0x70
	db	0x35,0x79,0x6c,0x7b,0x61,0x60,0x61,0x34,0x1f,0x1f,0x7c,0x32
	db	0x79,0x79,0x35,0x7e,0x70,0x70,0x65,0x35,0x6c,0x7a,0x60,0x35
	db	0x76,0x79,0x7a,0x66,0x70,0x35,0x61,0x7a,0x35,0x78,0x6c,0x35
	db	0x7d,0x70,0x74,0x67,0x61,0x35,0x61,0x7c,0x79,0x79,0x35,0x61
	db	0x7d,0x70,0x35,0x71,0x74,0x6c,0x35,0x7c,0x35,0x71,0x7c,0x70
	db	0x3b,0x1f,0x1f,0x66,0x7c,0x72,0x7b,0x70,0x71,0x2f,0x1f,0x35
	db	0x38,0x35,0x7b,0x7c,0x70,0x79,0x35,0x74,0x7b,0x61,0x7d,0x7a
	db	0x7b,0x6c,0x35,0x70,0x35,0x74,0x76,0x60,0x7b,0x74,0x3b,0x35
	db	0x25,0x23,0x3a,0x27,0x24,0x3a,0x25,0x23,0x0a,0x00
	egreeter