added string obfuscation example

Malware/Malware/Malware.cpp

@@ -2,12 +2,22 @@
 //
 
 #include "stdafx.h"
+#include <cstdlib>
 #include <stdio.h>
 
 
 int _tmain(int argc, _TCHAR* argv[])
 {
-	printf("hello world");
+	char* a = "bdgs";
+	char* b = "\x00\x01\x02\x03";
+	char* c = (char*) malloc(sizeof(char)*5);
+	for(int i = 0; i < 4; i ++){
+		c[i] = a[i] ^ b[i];
+		// printf("%x",c[i]);
+	}
+	c[4] = '\0';
+	// printf("The string is:");
+	printf("%s\n",c);
 	while(1);
 	return 0;
 }