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‎NoVgkInstaller/NoVgkInstaller.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<RootNamespace>NoVgkInstaller</RootNamespace>
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<TargetFramework>net8.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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<PublishAot>false</PublishAot>
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<InvariantGlobalization>true</InvariantGlobalization>
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<GenerateAssemblyInfo>false</GenerateAssemblyInfo>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
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<Optimize>True</Optimize>
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<DebugType>none</DebugType>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
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<DebugType>none</DebugType>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="System.ServiceProcess.ServiceController" Version="9.0.5" />
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</ItemGroup>
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</Project>

‎NoVgkInstaller/NoVgkInstaller.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.13.35806.99 d17.13
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NoVgkInstaller", "NoVgkInstaller.csproj", "{77496DD6-EFAA-4893-B20A-B56F234F7F2B}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{77496DD6-EFAA-4893-B20A-B56F234F7F2B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{77496DD6-EFAA-4893-B20A-B56F234F7F2B}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{77496DD6-EFAA-4893-B20A-B56F234F7F2B}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{77496DD6-EFAA-4893-B20A-B56F234F7F2B}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {727FA139-6268-4834-94F7-BB281101C913}
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EndGlobalSection
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EndGlobal

‎NoVgkInstaller/Program.cs‎

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namespace NoVgkInstaller;
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class Program
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{
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private static void Main(string[] args)
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{
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if (!Setup.RemoveVanguard())
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{
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while (true)
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{
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine(" [ERROR] Vanguard uninstall failed. Please manually uninstall Vanguard with Revo uninstaller or similar tool.");
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Console.ResetColor();
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Console.WriteLine(" ----------------------------------------------------");
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Console.WriteLine(" [1] Go back");
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Console.WriteLine(" [0] Exit");
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Console.WriteLine(" ====================================================");
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Console.ForegroundColor = ConsoleColor.White;
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Console.Write(" Select an option: ");
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Console.ResetColor();
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var choice = Console.ReadLine();
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if (choice == "1")
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{
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Console.Clear();
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return;
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}
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else if (choice == "0")
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{
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Environment.Exit(0);
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}
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else
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{
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Console.Clear();
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Console.ForegroundColor = ConsoleColor.Yellow;
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Console.WriteLine(" [WARN] Invalid input. Please enter a valid option.");
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Console.ResetColor();
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}
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}
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}
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if (!Setup.EnsurevServiceInstalled())
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{
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while (true)
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{
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine(" [ERROR] Failed to register zombie Vanguard Client. Please make sure FakeVgc.exe is placed in same directory as this app and try running this app as administrator if issue persist.");
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Console.ResetColor();
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Console.WriteLine(" ----------------------------------------------------");
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Console.WriteLine(" [1] Go back");
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Console.WriteLine(" [0] Exit");
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Console.WriteLine(" ====================================================");
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Console.ForegroundColor = ConsoleColor.White;
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Console.Write(" Select an option: ");
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Console.ResetColor();
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var choice = Console.ReadLine();
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if (choice == "1")
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{
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Console.Clear();
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return;
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}
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else if (choice == "0")
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{
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Environment.Exit(0);
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}
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else
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{
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Console.Clear();
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Console.ForegroundColor = ConsoleColor.Yellow;
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Console.WriteLine(" [WARN] Invalid input. Please enter a valid option.");
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Console.ResetColor();
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}
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}
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}
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}
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}

‎NoVgkInstaller/Setup.cs‎

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using System.Diagnostics;
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using System.ServiceProcess;
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namespace NoVgkInstaller;
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internal class Setup
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{
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public static void TerminateRiotServices()
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{
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string[] riotProcesses = ["RiotClientServices", "LeagueClient", "VALORANT-Win64-Shipping", "Lion-Win64-Shipping"];
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foreach (var processName in riotProcesses)
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{
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try
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{
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var processes = Process.GetProcessesByName(processName);
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foreach (var process in processes)
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{
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process.Kill();
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process.WaitForExit();
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}
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}
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catch (Exception)
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{
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Console.ForegroundColor = ConsoleColor.DarkYellow;
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Console.WriteLine($" [WARN] Could not terminate {processName}, try running this app as administrator.");
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Console.ResetColor();
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}
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}
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}
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internal static bool EnsurevServiceInstalled()
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{
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if (!RemoveVanguard())
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{
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine(" [ERROR] Cannot install zombie Vanguard Client because real Vanguard failed to uninstall. Please manually uninstall Vanguard with Revo uninstaller before continuing.");
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Console.ResetColor();
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return false;
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}
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try
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{
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if (ServiceController.GetServices().Any(s => s.ServiceName == "vgc"))
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return true;
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Console.WriteLine(" [INFO] Registering vService.exe...");
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string exePath = Path.Combine(AppContext.BaseDirectory, "vService.exe");
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if (!File.Exists(exePath))
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{
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine($" [ERROR] vService.exe not found in {exePath}");
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Console.ResetColor();
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return false;
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}
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string scCreate = $"sc create vgc binPath= \"{exePath}\" start= demand DisplayName= \"vService\"";
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string scSdset = "sc sdset vgc D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)" +
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"(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)" +
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"(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)" +
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"(A;;RPLOCRRC;;;S-1-5-32-545)";
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var psi = new ProcessStartInfo
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{
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FileName = "cmd.exe",
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Arguments = $"/c \"{scCreate} && {scSdset}\"",
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Verb = "runas",
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UseShellExecute = true,
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WindowStyle = ProcessWindowStyle.Hidden
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};
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using var process = Process.Start(psi);
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process?.WaitForExit();
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bool serviceExists = ServiceController.GetServices().Any(s => s.ServiceName == "vgc");
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if (serviceExists)
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{
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Console.ForegroundColor = ConsoleColor.Green;
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Console.WriteLine(" [SUCCESS] vService successfully registered.");
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Console.ResetColor();
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return true;
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}
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else
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{
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine(" [ERROR] Failed to register vService.");
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Console.ResetColor();
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return false;
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}
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}
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catch (Exception ex)
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{
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine($" [ERROR] Failed to create or verify zombie Vanguard Client registration: {ex.Message}");
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Console.ResetColor();
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return false;
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}
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}
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public static bool RemoveVanguard()
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{
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string vgkpath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles), "Riot Vanguard", "installer.exe");
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if (!File.Exists(vgkpath))
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{
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return true;
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}
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try
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{
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using var process = Process.Start(vgkpath, "--quiet");
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if (process != null)
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{
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Console.WriteLine(" [INFO] Attempting to uninstall Vanguard...");
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process.WaitForExit();
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Thread.Sleep(5000);
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for (int i = 0; i < 30; i++)
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{
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if (!File.Exists(vgkpath))
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{
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Console.ForegroundColor = ConsoleColor.Green;
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Console.WriteLine(" [SUCCESS] Vanguard uninstallation completed, starting now...");
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Console.ResetColor();
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return true;
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}
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Thread.Sleep(1000);
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}
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Console.ForegroundColor = ConsoleColor.DarkYellow;
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Console.WriteLine(" [WARN] Vanguard uninstallation failed, try running this app as administrator.");
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Console.ResetColor();
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return false;
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}
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else
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{
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine(" [ERROR] Failed to start Vanguard uninstallation process.");
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Console.ResetColor();
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return false;
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}
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}
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catch (Exception ex)
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{
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine($" [ERROR] Vanguard uninstallation aborted: {ex}");
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Console.ResetColor();
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return false;
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}
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}
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}

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