Smart Crypt Decrypt

#include <windows.h>

void DumpFile()
{
    typedef void(__cdecl *f_appLoadFileToArray)(char *, wchar_t *, int);
    typedef void(__cdecl *f_appSaveArrayToFile)(char *, wchar_t *, int);

    f_appLoadFileToArray appLoadFileToArray = (f_appLoadFileToArray)GetProcAddress(GetModuleHandleA("Core.dll"), "?appLoadFileToArray@@YAHAAV?$TArray@E@@PBGPAVFFileManager@@@Z");
    f_appSaveArrayToFile appSaveArrayToFile = (f_appSaveArrayToFile)GetProcAddress(GetModuleHandleA("Core.dll"), "?appSaveArrayToFile@@YAHABV?$TArray@E@@PBGPAVFFileManager@@@Z");

    char TArray[0x14];
    memset(TArray, 0, 0x14);

    appLoadFileToArray(TArray, L"..\\System\\Interface.u", *((int *)GetProcAddress(GetModuleHandleA("Core.dll"), "?GFileManager@@3PAVFFileManager@@A")));
    appSaveArrayToFile(TArray, L"..\\System\\Interface.decrypted.u", *((int *)GetProcAddress(GetModuleHandleA("Core.dll"), "?GFileManager@@3PAVFFileManager@@A")));
}
bool dumped = false;
void StartCheck()
{
    // wait until WinDrv is loaded just so we know everything we need is initialized correctly
    if (GetModuleHandleA("WinDrv.dll") != NULL) {
        if (!dumped) {
            DumpFile();
            dumped = true;
        }
    }
}
__declspec(dllexport) BOOL APIENTRY DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
{
    switch (ul_reason_for_call)
    {
    case DLL_PROCESS_ATTACH:
    case DLL_THREAD_ATTACH:
        StartCheck();
    case DLL_THREAD_DETACH:
    case DLL_PROCESS_DETACH:
        break;
    }
    return TRUE;
}