added loadlibraryhook

AntiCheatMethods/DLLInjectionPrevention/LoadLibraryHook/LoadLibraryHook.cpp

@@ -0,0 +1,53 @@
+#include <windows.h>
+#include <iostream>
+#include "../../../libs/PolyHook/PolyHook.hpp"
+
+using namespace std;
+
+typedef HMODULE(__stdcall* tLoadLibraryA)(LPCTSTR lpFileName);
+tLoadLibraryA oLoadLibraryA;
+
+typedef HMODULE(__stdcall* tLoadLibraryW)(LPWSTR lpFileName);
+tLoadLibraryW oLoadLibraryW;
+
+HMODULE __stdcall hLoadLibraryA(LPCTSTR lpFileName) {
+    cout << "got called" << endl;
+    if (strcmp(lpFileName, "allowed.dll") == 0) {
+        return oLoadLibraryA(lpFileName);
+    } else {
+        cout << "invalid DLL detected" << endl;
+        SetLastError(ERROR_ACCESS_DENIED);
+        return NULL;
+    }
+}
+
+HMODULE __stdcall hLoadLibraryW(LPWSTR lpFileName) {
+    cout << "got called" << endl;
+    if (wcscmp(lpFileName, L"allowed.dll") == 0) {
+        return oLoadLibraryW(lpFileName);
+    } else {
+        cout << "invalid DLL detected" << endl;
+        SetLastError(ERROR_ACCESS_DENIED);
+        return NULL;
+    }
+}
+
+
+int main() {
+    shared_ptr<PLH::Detour> Detour_Ex(new PLH::Detour);
+    Detour_Ex->SetupHook((BYTE*)&LoadLibraryA,(BYTE*) &hLoadLibraryA);
+    Detour_Ex->Hook();
+    oLoadLibraryA = Detour_Ex->GetOriginal<tLoadLibraryA>(); 
+
+    Detour_Ex->SetupHook((BYTE*)&LoadLibraryW,(BYTE*) &hLoadLibraryW);
+    Detour_Ex->Hook();
+    oLoadLibraryW = Detour_Ex->GetOriginal<tLoadLibraryW>(); 
+
+    // LoadLibraryA("InjectedDLL.dll");
+    // LoadLibraryW(L"InjectedDLL.dll");
+    for (;;) {
+        // try to inject me
+        TlsGetValue(0);
+        Sleep(10);
+    }
+}

AntiCheatMethods/DLLInjectionPrevention/LoadLibraryHook/buildLoadLibraryHook.bat

@@ -0,0 +1,2 @@
+@ECHO OFF
+cl.exe /EHsc LoadLibraryHook.cpp ../../../Core/MemWarsServicesCore.cpp ../../../Core/MemWarsCore.c /link /LTCG /LIBPATH:"C:\Users\marius\git\MemWars\libs\Capstone\msvc\x64\Release" user32.lib ntdll.lib Advapi32.lib Shlwapi.lib