data: add random_shellcode source files too

lab_results/random_shellcode/base64api_work.c

@@ -0,0 +1,51 @@
+#include <windows.h>
+#include <stdio.h>
+#include <wincrypt.h>
+
+#pragma comment(lib, "Crypt32.lib")
+
+
+int main() {
+	
+
+	const char* base64 = "//50AGUAcwB0AGUAaQBuAHMAegB3AG8AZQBpAG4AcwB6AHcAbwAyADIA";
+
+
+    DWORD shellcodeLen = 0;
+
+    // First, get required buffer size
+    CryptStringToBinaryA(base64, 0, CRYPT_STRING_BASE64, NULL, &shellcodeLen, NULL, NULL);
+
+    BYTE* shellcode = (BYTE*)malloc(shellcodeLen);
+    if (!shellcode) {
+        fprintf(stderr, "Memory allocation failed.\n");
+        return 1;
+    }
+
+    if (CryptStringToBinaryA(base64, 0, CRYPT_STRING_BASE64, shellcode, &shellcodeLen, NULL, NULL)) {
+        printf("shellcode (%lu bytes):\n", shellcodeLen);
+        fwrite(shellcode, 1, shellcodeLen, stdout);
+        printf("\n");
+    } else {
+        fprintf(stderr, "Decoding failed. Error code: %lu\n", GetLastError());
+    }
+
+
+    int idx = 0;
+	while ( idx < sizeof(shellcode))
+	{
+		if (idx == (sizeof(shellcode) - 1) )
+		{
+			printf("0x%02x ", (unsigned char)shellcode[idx]);
+		}
+		else
+		{
+			printf("0x%02x, ", (unsigned char)shellcode[idx]);
+		}
+		idx++;
+	}
+	
+
+    free(shellcode);
+    return 0;
+}