KernelProviderListeners.cs

private void SetupListeners(ETWTraceEventSource source)
{
    ...

    // get notified when a module is load to map the corresponding symbols
    source.Kernel.ImageLoad += OnImageLoad;
}

const int ERROR_SUCCESS = 0;
private void OnImageLoad(ImageLoadTraceData data)
{
    if (FilterOutEvent(data)) return;

    GetProcessMethods(data.ProcessID).AddModule(data.FileName, data.ImageBase, data.ImageSize);
}
public void AddModule(string filename, ulong baseOfDll, int sizeOfDll)
{
    var baseAddress = NativeDbgHelp.SymLoadModule64(_hProcess, IntPtr.Zero, filename, null, baseOfDll, (uint)sizeOfDll);
    if (baseAddress == 0)
    {
        // should work if the same module is added more than once
        if (Marshal.GetLastWin32Error() == ERROR_SUCCESS) return;

        Console.WriteLine($"SymLoadModule64 failed for {filename}");
    }
}