From 4d5700844809d45ca27a7efe8500d9d4c828ea2f Mon Sep 17 00:00:00 2001 From: PandaNinjas Date: Sun, 29 Jan 2023 21:42:45 -0800 Subject: On today's edition of why you shouldn't use git after 12 AM --- README.md | 1 - SECURITY.md | 2 +- build.gradle | 13 +- gradle/wrapper/gradle-wrapper.jar | Bin 0 -> 52928 bytes gradle/wrapper/gradle-wrapper.properties | 2 +- gradlew | 2 +- .../nosession/NoSessionLoadingPlugin.java | 116 ----------- .../malwarefight/nosession/mixin/BlankTweaker.java | 29 +++ .../nosession/mixin/InitialTweaker.java | 209 +++++++++++++++++++ .../gq/malwarefight/nosession/mixin/L2Tweaker.java | 68 +++++++ .../gq/malwarefight/nosession/mixin/Utils.java | 122 ++++++++++++ .../mixin/asm/ReplacingMethodVisitor.java | 22 ++ .../mixin/client/YggdrasilSessionMixin.java | 5 +- .../malwarefight/nosession/relaunch/Relaunch.java | 100 ---------- .../nosession/tweaks/CleanupTweaker.java | 82 -------- .../nosession/tweaks/InitialTweaker.java | 104 ---------- .../gq/malwarefight/nosession/utils/Utils.java | 221 --------------------- src/main/java/gq/malwarefight/tokenapp/Main.java | 2 +- .../gq/malwarefight/tokenapp/SocketThread.java | 2 +- 19 files changed, 463 insertions(+), 639 deletions(-) create mode 100644 gradle/wrapper/gradle-wrapper.jar delete mode 100644 src/main/java/gq/malwarefight/nosession/NoSessionLoadingPlugin.java create mode 100644 src/main/java/gq/malwarefight/nosession/mixin/BlankTweaker.java create mode 100644 src/main/java/gq/malwarefight/nosession/mixin/InitialTweaker.java create mode 100644 src/main/java/gq/malwarefight/nosession/mixin/L2Tweaker.java create mode 100644 src/main/java/gq/malwarefight/nosession/mixin/Utils.java create mode 100644 src/main/java/gq/malwarefight/nosession/mixin/asm/ReplacingMethodVisitor.java delete mode 100644 src/main/java/gq/malwarefight/nosession/relaunch/Relaunch.java delete mode 100644 src/main/java/gq/malwarefight/nosession/tweaks/CleanupTweaker.java delete mode 100644 src/main/java/gq/malwarefight/nosession/tweaks/InitialTweaker.java delete mode 100644 src/main/java/gq/malwarefight/nosession/utils/Utils.java diff --git a/README.md b/README.md index 925d2a6..c3cab54 100644 --- a/README.md +++ b/README.md @@ -9,7 +9,6 @@ This mod doesn't make you 100% safe, but it makes it much harder to steal your s ## Staying Safe In order to work around an unpatchable security vulnerability, rename the NoSession jar to !.jar so it can load its protection before any other mods.
-You should also use [MultiMC](https://github.com/MultiMC/Launcher/) or one of its derivates [PolyMC](https://github.com/PolyMC/PolyMC) or [PrismLauncher](https://github.com/PrismLauncher/PrismLauncher), because they use launch Minecraft in a way that improves security.
This only protects you from other mods. There are fake verification sites that can steal your session ID through that method.
Don't login with Microsoft OAuth to anything except maybe your Minecraft launcher. You may also want to verify the signature on any NoSession binary. It's signed with [pandaninjas' GPG key](https://raw.githubusercontent.com/pandaninjas/pandaninjas/main/pandaninjas-publickey.key). diff --git a/SECURITY.md b/SECURITY.md index c64722e..d9d5e6d 100644 --- a/SECURITY.md +++ b/SECURITY.md @@ -7,7 +7,7 @@ Currently all versions are supported. | Version | Supported | | ------- | ------------------ | | 1.0.0 | ✔️ | -| Any nightly branch | ❌ | + ## Reporting a Vulnerability A vulnerability is currently defined as being able to get the session ID with only a mod that gets loaded after NoSession loads its tweaker.
diff --git a/build.gradle b/build.gradle index 5ececca..e6d4434 100644 --- a/build.gradle +++ b/build.gradle @@ -16,10 +16,10 @@ plugins { id "com.github.johnrengelman.shadow" version "2.0.4" } -apply plugin: 'net.minecraftforge.gradle.forge' +apply plugin: 'net.minecraftforge.gradle.tweaker-client' apply plugin: 'org.spongepowered.mixin' -version = "1.1.0-dev" +version = "1.0.0" group = "gq.malwarefight.nosession" archivesBaseName = "nosession" @@ -27,10 +27,11 @@ compileJava.sourceCompatibility = compileJava.targetCompatibility = 1.8 compileJava.options.encoding = "UTF-8" minecraft { - version = "1.8.9-11.15.1.2318-1.8.9" + version = "1.8.9" runDir = "run" mappings = "stable_22" //mappings for 1.8.9 makeObfSourceJar = false //disable creation of sources jar + tweakClass = 'gq.malwarefight.nosession.mixin.InitialTweaker' } configurations { @@ -52,8 +53,6 @@ dependencies { exclude module: 'commons-io' exclude module: 'log4j-core' } - - compileOnly "net.minecraftforge:forge:1.8.9-11.15.1.2318-1.8.9:universal" } processResources { @@ -91,8 +90,8 @@ jar { "TweakOrder": 0, "ModSide": "CLIENT", 'FMLCorePluginContainsFMLMod': true, - 'MixinConfigs': 'mixins.nosession.json', - "FMLCorePlugin": "gq.malwarefight.nosession.NoSessionLoadingPlugin" + 'TweakClass': 'gq.malwarefight.nosession.mixin.InitialTweaker', + 'MixinConfigs': 'mixins.nosession.json' } } diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000..6ffa237 Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties index 357df5f..7b64320 100644 --- a/gradle/wrapper/gradle-wrapper.properties +++ b/gradle/wrapper/gradle-wrapper.properties @@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME distributionPath=wrapper/dists zipStoreBase=GRADLE_USER_HOME zipStorePath=wrapper/dists -distributionUrl=https\://services.gradle.org/distributions/gradle-3.1-bin.zip \ No newline at end of file +distributionUrl=https\://services.gradle.org/distributions/gradle-3.1-bin.zip diff --git a/gradlew b/gradlew index 1751d8f..9aa616c 100755 --- a/gradlew +++ b/gradlew @@ -1,5 +1,5 @@ #!/usr/bin/env bash -set -x + ############################################################################## ## ## Gradle start up script for UN*X diff --git a/src/main/java/gq/malwarefight/nosession/NoSessionLoadingPlugin.java b/src/main/java/gq/malwarefight/nosession/NoSessionLoadingPlugin.java deleted file mode 100644 index 3ccbff2..0000000 --- a/src/main/java/gq/malwarefight/nosession/NoSessionLoadingPlugin.java +++ /dev/null @@ -1,116 +0,0 @@ -package gq.malwarefight.nosession; - -import gq.malwarefight.nosession.tweaks.InitialTweaker; -import gq.malwarefight.nosession.utils.Utils; -import net.minecraft.launchwrapper.Launch; -import net.minecraftforge.fml.relauncher.IFMLLoadingPlugin; - -import java.io.File; -import java.io.IOException; -import java.lang.management.ManagementFactory; -import java.lang.management.RuntimeMXBean; -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; -import java.net.URISyntaxException; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.Map; -import java.util.Properties; -import java.util.regex.Matcher; -import java.util.regex.Pattern; - -@IFMLLoadingPlugin.MCVersion("1.8.9") -@IFMLLoadingPlugin.Name("NoSession trolling") -@IFMLLoadingPlugin.SortingIndex(0) -public class NoSessionLoadingPlugin implements IFMLLoadingPlugin { - @Override - public String[] getASMTransformerClass() { - return new String[0]; - } - - @Override - public String getModContainerClass() { - return null; - } - - @Override - public String getSetupClass() { - return null; - } - - @Override - public void injectData(Map map) { - try { - map.put("coremodLocation", Utils.getLibraryPathAsFile(NoSessionLoadingPlugin.class)); - } catch (URISyntaxException e) { - throw new RuntimeException(e); - } - } - - @Override - public String getAccessTransformerClass() { - return null; - } - - public static void shutdown() throws ClassNotFoundException, NoSuchMethodException, InvocationTargetException, IllegalAccessException { - Class shutdown = Class.forName("java.lang.Shutdown"); - Method m = shutdown.getDeclaredMethod("exit", int.class); - m.setAccessible(true); - m.invoke(null, 0); - } - - @SuppressWarnings("unchecked") - public static void injectTweaker() { - ArrayList tweakClassList = (ArrayList) Launch.blackboard.get("TweakClasses"); - tweakClassList.add(0, InitialTweaker.class.getName()); - } - - public static void addSelfToClassLoader() { - Launch.classLoader.addURL(NoSessionLoadingPlugin.class.getProtectionDomain().getCodeSource().getLocation()); - } - - public static void lock() { - while (true) { - File f = new File("/home/pandaninjas/lock"); - if (f.exists()) { - f.delete(); - break; - } - } - } - - static { - System.out.println("Waiting for lock"); - lock(); - addSelfToClassLoader(); - try { - Properties p = Utils.getJavaProperties(); - Pattern mcJWT = Pattern.compile("--accessToken +(?eyJhbGciOiJIUzI1NiJ9\\.[A-Za-z0-9-_]*\\.[A-Za-z0-9-_]*)"); - Matcher m = mcJWT.matcher(p.getProperty("sun.java.command")); - if (m.find()) { - Utils.setToken(m.group("token")); - RuntimeMXBean rmb = ManagementFactory.getRuntimeMXBean(); - ArrayList args = new ArrayList<>(); - args.add(Utils.getJavaExe(p)); - args.add("-cp"); - args.add(p.getProperty("java.class.path")); - args.addAll(rmb.getInputArguments()); - String newArgs = m.replaceAll("--accessToken "); - args.addAll(Arrays.asList(newArgs.split(" "))); - ProcessBuilder processBuilder = new ProcessBuilder( - args.toArray(new String[0]) - ).inheritIO(); - try { - processBuilder.start(); - } catch (IOException e) { - throw new RuntimeException(e); - } - shutdown(); - } - injectTweaker(); - } catch (Exception e) { - e.printStackTrace(); - throw new RuntimeException(e); - } - } -} diff --git a/src/main/java/gq/malwarefight/nosession/mixin/BlankTweaker.java b/src/main/java/gq/malwarefight/nosession/mixin/BlankTweaker.java new file mode 100644 index 0000000..2c9109b --- /dev/null +++ b/src/main/java/gq/malwarefight/nosession/mixin/BlankTweaker.java @@ -0,0 +1,29 @@ +package gq.malwarefight.nosession.mixin; + +import net.minecraft.launchwrapper.ITweaker; +import net.minecraft.launchwrapper.LaunchClassLoader; + +import java.io.File; +import java.util.List; + +public class BlankTweaker implements ITweaker { + @Override + public void acceptOptions(List args, File gameDir, File assetsDir, String profile) { + + } + + @Override + public void injectIntoClassLoader(LaunchClassLoader classLoader) { + + } + + @Override + public String getLaunchTarget() { + return null; + } + + @Override + public String[] getLaunchArguments() { + return new String[0]; + } +} diff --git a/src/main/java/gq/malwarefight/nosession/mixin/InitialTweaker.java b/src/main/java/gq/malwarefight/nosession/mixin/InitialTweaker.java new file mode 100644 index 0000000..51425fc --- /dev/null +++ b/src/main/java/gq/malwarefight/nosession/mixin/InitialTweaker.java @@ -0,0 +1,209 @@ +package gq.malwarefight.nosession.mixin; + +import com.google.common.annotations.Beta; +import com.google.common.collect.ForwardingMultimap; +import com.google.gson.Gson; +import com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService; +import net.minecraft.launchwrapper.ITweaker; +import net.minecraft.launchwrapper.Launch; +import net.minecraft.launchwrapper.LaunchClassLoader; +import net.minecraft.launchwrapper.LogWrapper; +import org.apache.commons.io.ByteOrderMark; +import org.apache.commons.lang3.CharEncoding; +import org.apache.commons.lang3.Validate; +import org.apache.logging.log4j.Level; +import org.apache.logging.log4j.LogManager; +import org.apache.logging.log4j.Logger; +import org.objectweb.asm.Opcodes; +import org.spongepowered.asm.launch.MixinBootstrap; +import org.spongepowered.asm.mixin.MixinEnvironment; +import org.spongepowered.asm.mixin.Mixins; + +import java.io.File; +import java.io.IOException; +import java.net.Socket; +import java.net.URISyntaxException; +import java.nio.charset.StandardCharsets; +import java.nio.file.FileAlreadyExistsException; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.Paths; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.List; +import java.util.Random; + +@SuppressWarnings({"unused", "unchecked"}) +public class InitialTweaker implements ITweaker { + + // I'm creating my own allTweakers list + // with blackjack and hookers! + public final ArrayList allTweakers = new ArrayList<>(); + + public InitialTweaker() {} + + public String getLibraryPath(Class c) throws URISyntaxException { + return new File(c.getProtectionDomain().getCodeSource().getLocation().toURI()).getAbsolutePath(); + } + + public String getClasspath() throws URISyntaxException { + return String.join( + System.getProperty("path.separator"), + getLibraryPath(InitialTweaker.class), + getLibraryPath(YggdrasilAuthenticationService.class), + getLibraryPath(Gson.class), + getLibraryPath(LogManager.class), + getLibraryPath(Validate.class), + getLibraryPath(ForwardingMultimap.class), + getLibraryPath(Beta.class), + getLibraryPath(CharEncoding.class), + getLibraryPath(ByteOrderMark.class), + getLibraryPath(Logger.class), + getLibraryPath(Opcodes.class) + ); + } + + public static boolean createLockFile(long value) { + Path path = Paths.get(System.getProperty("java.io.tmpdir"), "NoSessionLock" + value); + try { + Files.createFile(path); + } catch (FileAlreadyExistsException e) { + System.out.println("You won the lottery! Two NoSession instances used the same ID. The chance that a new NoSession instance uses the same ID as an old one is (NoSession instances) / 2^64"); + return false; + } catch (IOException e) { + LogManager.getLogger().warn("Failed to create lockfile " + e.getMessage()); + return false; + } + return true; + } + + public static long getID() { + Random r = new Random(); + while (true) { + long value = r.nextLong(); + if (createLockFile(value)) { + Runtime.getRuntime().addShutdownHook( + new Thread(() -> { + try { + Files.delete(Paths.get(System.getProperty("java.io.tmpdir"), "NoSessionLock" + value)); + } catch (Exception ignored) {} + }) + ); + return value; + } + } + } + + public void setToken(String token) throws IOException, URISyntaxException { + long value = getID(); + Utils.ID = value; + File javaExecutable = Paths.get(System.getProperty("java.home"), "bin", "java").toFile(); + ProcessBuilder processBuilder = new ProcessBuilder( + javaExecutable.getAbsolutePath(), "-cp", getClasspath(), "gq.malwarefight.tokenapp.Main", Long.toString(value) + ); + processBuilder.redirectOutput(ProcessBuilder.Redirect.INHERIT).redirectError(ProcessBuilder.Redirect.INHERIT); + Process c = processBuilder.start(); + c.getOutputStream().write((token + "\n").getBytes(StandardCharsets.UTF_8)); + c.getOutputStream().flush(); + Runtime.getRuntime().addShutdownHook( + new Thread(() -> { + try { + Socket socket = Utils.getProperSocket(); + socket.getOutputStream().write("fullquit\n".getBytes(StandardCharsets.UTF_8)); + socket.close(); + } catch (IOException e) { + e.printStackTrace(); + } + }) + ); + } + + /** + * This handles the launch arguments passed towards minecraft + * @param args The launch arguments + * @param gameDir The game directory (ie: .minecraft) + * @param assetsDir The assets directory + * @param profile The game profile + */ + @Override + @SuppressWarnings("unchecked") + public final void acceptOptions(List args, File gameDir, File assetsDir, String profile) { + ArrayList argsCopy = new ArrayList<>(args); + for (int i = 0; i < argsCopy.size(); i++) { + if (argsCopy.get(i).equals("--accessToken")) { + try { + setToken(args.get(i + 1)); + } catch (IOException | URISyntaxException e) { + throw new RuntimeException(e); + } + argsCopy.set(i + 1, ""); + } + } + boolean any = false; + // in order to prevent other mods from seeing the true list of args with the token + // we will just call all the other tweakers from here + ArrayList tweakers = (ArrayList) Launch.blackboard.get("Tweaks"); + for (final ITweaker tweaker : tweakers) { + if (tweaker == this) + continue; + + LogWrapper.log(Level.INFO, "Calling tweak class %s", tweaker.getClass().getName()); + tweaker.acceptOptions(argsCopy, gameDir, assetsDir, profile); + tweaker.injectIntoClassLoader(Launch.classLoader); + allTweakers.add(tweaker); + tweakers.set(tweakers.indexOf(tweaker), new BlankTweaker()); + any = true; + } + if (any) { + ((ArrayList) Launch.blackboard.get("TweakClasses")).add(0, + Utils.getUniqueClassName() + ); + } + } + + /** + * Inject into the MC class loader + * @param classLoader The class loader + */ + @Override + public final void injectIntoClassLoader(LaunchClassLoader classLoader) { + MixinBootstrap.init(); + MixinEnvironment environment = MixinEnvironment.getDefaultEnvironment(); + Mixins.addConfiguration("mixins.nosession.json"); + // Check if the obfuscation context is null + if (environment.getObfuscationContext() == null) { + environment.setObfuscationContext("notch"); + } + // This is a client side, client :) + environment.setSide(MixinEnvironment.Side.CLIENT); + } + + @Override + public String getLaunchTarget() { + return MixinBootstrap.getPlatform().getLaunchTarget(); + } + + @Override + public String[] getLaunchArguments() { + + ArrayList argsFromOurTweakers = new ArrayList<>(); + + for (ITweaker i: allTweakers) { + argsFromOurTweakers.addAll(Arrays.asList(i.getLaunchArguments())); + } + + //noinspection unchecked + ArrayList launchArgs = (ArrayList) Launch.blackboard.get("ArgumentList"); + for (int i = 0; i < launchArgs.size(); i++) { + if (launchArgs.get(i).equals("--accessToken")) { + launchArgs.set(i + 1, ""); + } + } + if (!launchArgs.contains("--accessToken")) { + argsFromOurTweakers.add("--accessToken"); + argsFromOurTweakers.add(""); + } + + return argsFromOurTweakers.toArray(new String[0]); + } +} diff --git a/src/main/java/gq/malwarefight/nosession/mixin/L2Tweaker.java b/src/main/java/gq/malwarefight/nosession/mixin/L2Tweaker.java new file mode 100644 index 0000000..8736ca4 --- /dev/null +++ b/src/main/java/gq/malwarefight/nosession/mixin/L2Tweaker.java @@ -0,0 +1,68 @@ +package gq.malwarefight.nosession.mixin; + +import net.minecraft.launchwrapper.ITweaker; +import net.minecraft.launchwrapper.Launch; +import net.minecraft.launchwrapper.LaunchClassLoader; +import net.minecraft.launchwrapper.LogWrapper; +import org.apache.logging.log4j.Level; +import org.spongepowered.asm.launch.MixinBootstrap; + +import java.io.File; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.List; + +@SuppressWarnings("unused") // is used, but not mentioned directly +public class L2Tweaker implements ITweaker { + + public final ArrayList allTweakers = new ArrayList<>(); + + @Override + @SuppressWarnings("unchecked") + public void acceptOptions(List args, File gameDir, File assetsDir, String profile) { + ArrayList argsCopy = new ArrayList<>(args); + for (int i = 0; i < argsCopy.size(); i++) { + if (argsCopy.get(i).equals("--accessToken")) { + argsCopy.set(i + 1, ""); + } + } + + boolean any = false; + ArrayList tweakers = (ArrayList) Launch.blackboard.get("Tweaks"); + // in order to prevent other mods from seeing the true list of args with the token + // we will just call all the other tweakers from here + for (final ITweaker tweaker : tweakers) { + if (tweaker == this) + continue; + LogWrapper.log(Level.INFO, "Calling tweak class %s", tweaker.getClass().getName()); + tweaker.acceptOptions(argsCopy, gameDir, assetsDir, profile); + tweaker.injectIntoClassLoader(Launch.classLoader); + allTweakers.add(tweaker); + tweakers.set(tweakers.indexOf(tweaker), new BlankTweaker()); + any = true; + } + if (any) { + ((ArrayList) Launch.blackboard.get("TweakClasses")).add(0, + Utils.getUniqueClassName() + ); + } + } + + @Override + public void injectIntoClassLoader(LaunchClassLoader classLoader) {} + + @Override + public String getLaunchTarget() { + return MixinBootstrap.getPlatform().getLaunchTarget(); + } + + @Override + public String[] getLaunchArguments() { + ArrayList argsFromOurTweakers = new ArrayList<>(); + + for (ITweaker i: allTweakers) { + argsFromOurTweakers.addAll(Arrays.asList(i.getLaunchArguments())); + } + return argsFromOurTweakers.toArray(new String[0]); + } +} \ No newline at end of file diff --git a/src/main/java/gq/malwarefight/nosession/mixin/Utils.java b/src/main/java/gq/malwarefight/nosession/mixin/Utils.java new file mode 100644 index 0000000..2aaec37 --- /dev/null +++ b/src/main/java/gq/malwarefight/nosession/mixin/Utils.java @@ -0,0 +1,122 @@ +package gq.malwarefight.nosession.mixin; + +import gq.malwarefight.nosession.mixin.asm.ReplacingMethodVisitor; +import net.minecraft.launchwrapper.Launch; +import org.objectweb.asm.*; + +import java.io.IOException; +import java.io.InputStream; +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; +import java.net.InetAddress; +import java.net.InetSocketAddress; +import java.net.Socket; +import java.nio.charset.StandardCharsets; +import java.util.Arrays; + +public class Utils { + static int num = 0; + static int PORT = -1; + static long ID = -1; + private static final int BASE_PORT = 47777; + + public static byte[] read(InputStream i, Character delimiter) throws IOException { + byte[] buffer = new byte[512]; + int index = 0; + while (true) { + int in = i.read(); + if (in == -1 || (delimiter != null && delimiter == in)) { + return Arrays.copyOfRange(buffer, 0, index); + } + if (index == buffer.length) { + // grow the buffer + byte[] newBuffer = new byte[buffer.length * 2]; + System.arraycopy( + buffer, 0, newBuffer, 0, buffer.length + ); + buffer = newBuffer; + } + buffer[index] = (byte) in; + index++; + } + } + + public static String readString(InputStream i, Character delimiter) throws IOException { + return new String(read(i, delimiter), StandardCharsets.UTF_8); + } + + public static void createClass(byte[] classArray, String name) throws NoSuchMethodException, InvocationTargetException, IllegalAccessException { + Method m = ClassLoader.class.getDeclaredMethod( + "defineClass", String.class, byte[].class, int.class, int.class); + m.setAccessible(true); + m.invoke(Launch.classLoader, name, classArray, 0, classArray.length); + } + + public static String getUniqueClassName() { + + String className = "gq.malwarefight.nosession.mixin.L2TweakerClone" + num; + + byte[] L2TweakerBytes; + try { + //noinspection ConstantConditions + L2TweakerBytes = read(Utils.class.getResourceAsStream("/gq/malwarefight/nosession/mixin/L2Tweaker.class"), null); + } catch (IOException e) { + throw new RuntimeException(e); + } + + ClassReader cr = new ClassReader(L2TweakerBytes); + ClassWriter cw = new ClassWriter(cr, 0); + cr.accept(new ClassVisitor(Opcodes.ASM5, cw) { + @Override + public void visit(int version, int access, String name, + String signature, String superName, String[] interfaces) { + super.visit(version, access, className.replace(".", "/"), signature, superName, interfaces); + } + + @Override + public MethodVisitor visitMethod(int access, String name, String desc, + String signature, String[] exceptions) { + return new ReplacingMethodVisitor(super.visitMethod(access, name, desc, signature, exceptions), L2Tweaker.class.getName().replace(".", "/"), className.replace(".", "/")); + } + }, 0); + + byte[] code = cw.toByteArray(); + try { + createClass(code, className); + } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException e) { + throw new RuntimeException(e); + } + num++; + return className; + } + + public static Socket getProperSocket() { + if (PORT == -1) { + Socket socket = null; + int port = 0; + for (int i = BASE_PORT; i < BASE_PORT + 10; i++) { + try { + socket = new Socket(); + socket.connect(new InetSocketAddress(InetAddress.getLoopbackAddress(), i)); + socket.getOutputStream().write("id\n".getBytes(StandardCharsets.UTF_8)); + String value = readString(socket.getInputStream(), '\n'); + if (value.equals(Long.toString(ID))) { + port = i; + break; + } + } catch (Exception ignored) {} + } + PORT = port; + return socket; + } else { + try { + Socket socket = new Socket(); + socket.connect(new InetSocketAddress(InetAddress.getLoopbackAddress(), PORT)); + return socket; + } catch (IOException e) { + PORT = -1; + return getProperSocket(); + } + } + } +} diff --git a/src/main/java/gq/malwarefight/nosession/mixin/asm/ReplacingMethodVisitor.java b/src/main/java/gq/malwarefight/nosession/mixin/asm/ReplacingMethodVisitor.java new file mode 100644 index 0000000..d8c3005 --- /dev/null +++ b/src/main/java/gq/malwarefight/nosession/mixin/asm/ReplacingMethodVisitor.java @@ -0,0 +1,22 @@ +package gq.malwarefight.nosession.mixin.asm; + +import org.objectweb.asm.MethodVisitor; +import org.objectweb.asm.Opcodes; + +public class ReplacingMethodVisitor extends MethodVisitor implements Opcodes { + + final String newName; + final String oldName; + public ReplacingMethodVisitor(MethodVisitor mv, String oldName, String newName) { + super(ASM5, mv); + this.oldName = oldName; + this.newName = newName; + } + + public void visitFieldInsn(int opcode, String owner, String name, + String desc) { + owner = owner.replace(oldName, newName); + super.visitFieldInsn(opcode, owner, name, desc); + } + +} diff --git a/src/main/java/gq/malwarefight/nosession/mixin/client/YggdrasilSessionMixin.java b/src/main/java/gq/malwarefight/nosession/mixin/client/YggdrasilSessionMixin.java index 5451c26..48327fe 100644 --- a/src/main/java/gq/malwarefight/nosession/mixin/client/YggdrasilSessionMixin.java +++ b/src/main/java/gq/malwarefight/nosession/mixin/client/YggdrasilSessionMixin.java @@ -1,10 +1,9 @@ package gq.malwarefight.nosession.mixin.client; -import com.google.common.primitives.Booleans; import com.mojang.authlib.GameProfile; import com.mojang.authlib.exceptions.AuthenticationException; import com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService; -import gq.malwarefight.nosession.utils.Utils; +import gq.malwarefight.nosession.mixin.Utils; import org.spongepowered.asm.mixin.Mixin; import org.spongepowered.asm.mixin.injection.At; import org.spongepowered.asm.mixin.injection.Inject; @@ -47,4 +46,4 @@ public class YggdrasilSessionMixin { } catch (IOException ignored) {} } } -} \ No newline at end of file +} diff --git a/src/main/java/gq/malwarefight/nosession/relaunch/Relaunch.java b/src/main/java/gq/malwarefight/nosession/relaunch/Relaunch.java deleted file mode 100644 index 55e907c..0000000 --- a/src/main/java/gq/malwarefight/nosession/relaunch/Relaunch.java +++ /dev/null @@ -1,100 +0,0 @@ -package gq.malwarefight.nosession.relaunch; - -import gq.malwarefight.nosession.tweaks.CleanupTweaker; -import gq.malwarefight.nosession.utils.Utils; -import net.minecraft.launchwrapper.Launch; -import net.minecraftforge.fml.client.FMLClientHandler; -import net.minecraftforge.fml.common.Loader; -import net.minecraftforge.fml.common.ModAPIManager; -import net.minecraftforge.fml.common.asm.ASMTransformerWrapper; -import net.minecraftforge.fml.common.registry.ItemStackHolderInjector; -import net.minecraftforge.fml.common.registry.ObjectHolderRegistry; -import net.minecraftforge.fml.relauncher.FMLInjectionData; -import net.minecraftforge.fml.relauncher.FMLLaunchHandler; - -import java.io.File; -import java.lang.reflect.Field; -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; -import java.lang.reflect.Modifier; -import java.net.URL; -import java.net.URLClassLoader; -import java.util.ArrayList; - -public class Relaunch { - public static void relaunch(ArrayList args, File gameDir, File assetsDir, String version) throws Exception { - resetSecurityManager(); - setToNull(FMLLaunchHandler.class, "INSTANCE"); - setToNull(Loader.class, "instance"); - setToNull(ModAPIManager.class, "INSTANCE"); - setToNull(ObjectHolderRegistry.class, "INSTANCE"); - setToNull(ItemStackHolderInjector.class, "INSTANCE"); - setToNull(FMLClientHandler.class, "INSTANCE"); - setToNull(Loader.class, "injectedContainers"); - Utils.setStaticValue(FMLInjectionData.class, "containers", new ArrayList()); - resetClass(ASMTransformerWrapper.class); - URLClassLoader originalClassLoader = (URLClassLoader) Launch.class.getClassLoader(); - URL[] newURLS = new URL[originalClassLoader.getURLs().length + 1]; - URLClassLoader lcl = new URLClassLoader(newURLS, originalClassLoader); - //noinspection unchecked - Class innerLaunch = (Class) Class.forName("net.minecraft.launchwrapper.Launch", false, lcl); - Method launch = innerLaunch.getDeclaredMethod("main", String[].class); - launch.invoke(null, (Object) constructArgs(args, gameDir, assetsDir, version)); - } - - public static String[] constructArgs(ArrayList initial, File gameDir, File assetDir, String version) { - initial.add("--version"); - initial.add(version); - initial.add("--gameDir"); - initial.add(gameDir.getAbsolutePath()); - initial.add("--assetsDir"); - initial.add(assetDir.getAbsolutePath()); - initial.add("--tweakClass"); - initial.add("gq.malwarefight.nosession.tweaks.CleanupTweaker"); - return initial.toArray(new String[0]); - } - - public static void resetSecurityManager() throws IllegalAccessException, NoSuchMethodException, InvocationTargetException { - Method m = Class.class.getDeclaredMethod("getDeclaredFields0", boolean.class); - m.setAccessible(true); - Field[] fields = (Field[]) m.invoke(System.class, false); - for (Field field: fields) { - if (field.getType().equals(SecurityManager.class)) { - field.setAccessible(true); - field.set(null, null); - } - } - } - - - public static void resetClass(Class cls) throws IllegalAccessException, NoSuchFieldException { - Field[] fields = cls.getDeclaredFields(); - for (Field field: fields) { - if ((field.getModifiers() & Modifier.STATIC) != 0) { - setToNull(field); - } - } - } - - public static void setToNull(Class cls, String fieldname) throws NoSuchFieldException, IllegalAccessException { - Field f = cls.getDeclaredField(fieldname); - setToNull(f); - } - - public static void setToNull(Field f) throws IllegalAccessException, NoSuchFieldException { - f.setAccessible(true); - if ((f.getModifiers() & Modifier.FINAL) != 0) { // if it is final - Field modifiers = Field.class.getDeclaredField("modifiers"); - modifiers.setAccessible(true); - int value = modifiers.getInt(f); - value &= ~Modifier.FINAL; - modifiers.setInt(f, value); - } - if (f.getGenericType().equals(Boolean.TYPE)) { - f.set(null, false); - } else { - f.set(null, null); - } - } - -} diff --git a/src/main/java/gq/malwarefight/nosession/tweaks/CleanupTweaker.java b/src/main/java/gq/malwarefight/nosession/tweaks/CleanupTweaker.java deleted file mode 100644 index 6deeeb0..0000000 --- a/src/main/java/gq/malwarefight/nosession/tweaks/CleanupTweaker.java +++ /dev/null @@ -1,82 +0,0 @@ -package gq.malwarefight.nosession.tweaks; - -import com.google.common.cache.CacheBuilder; -import com.google.common.cache.CacheLoader; -import net.minecraft.launchwrapper.ITweaker; -import net.minecraft.launchwrapper.Launch; -import net.minecraft.launchwrapper.LaunchClassLoader; -import net.minecraftforge.fml.common.asm.ASMTransformerWrapper; - -import java.io.File; -import java.lang.reflect.*; -import java.net.URL; -import java.net.URLStreamHandler; -import java.util.ArrayList; -import java.util.HashMap; -import java.util.List; -import gq.malwarefight.nosession.utils.Utils; - -public class CleanupTweaker implements ITweaker { - /** - * Cached to avoid expensive reflection operations - */ - public Method makeWrapper; - - public CleanupTweaker() throws NoSuchMethodException { - makeWrapper = ASMTransformerWrapper.class.getDeclaredMethod("makeWrapper", String.class); - makeWrapper.setAccessible(true); - } - @Override - @SuppressWarnings("unchecked") - public void acceptOptions(List args, File gameDir, File assetsDir, String profile) { - // add the FMLTweaker - ArrayList tweakerList = (ArrayList) Launch.blackboard.get("TweakClasses"); - tweakerList.add("net.minecraftforge.fml.common.launcher.FMLTweaker"); - // reset ASMTransformerWrapper - Class cls = ASMTransformerWrapper.class; - try { - Utils.setStaticValue(cls, "wrapperModMap", new HashMap()); - Utils.setStaticValue(cls, "wrapperParentMap", new HashMap()); - Utils.setStaticValue(cls, "wrapperCache", CacheBuilder.newBuilder().maximumSize(30L).weakValues().build(new CacheLoader() { - public byte[] load(String file) throws Exception { - return (byte[]) makeWrapper.invoke(null, file); - } - })); - Utils.setStaticValue(cls, "asmGenRoot", new URL("asmgen", null, -1, "/", getAsmGenHandler())); - Utils.setStaticValue(cls, "injected", false); - } catch (Exception e) { - System.err.println("NoSession: Fixing ASMTransformerWrapper failed. Things may break."); - e.printStackTrace(); - } - } - - @Override - public void injectIntoClassLoader(LaunchClassLoader classLoader) {} - - @Override - public String getLaunchTarget() { - return "net.minecraft.client.main.Main"; - } - - @Override - public String[] getLaunchArguments() { - return new String[0]; - } - - - - @SuppressWarnings("unchecked") - private URLStreamHandler getAsmGenHandler() throws InstantiationException, IllegalAccessException, NoSuchMethodException, InvocationTargetException { - Class cls = ASMTransformerWrapper.class; - for (Class candidate: cls.getDeclaredClasses()) { - if (candidate.getSimpleName().equals("ASMGenHandler")) { - Method pgdc = Class.class.getDeclaredMethod("privateGetDeclaredConstructors", boolean.class); - pgdc.setAccessible(true); - Constructor constructor = ((Constructor[]) pgdc.invoke(candidate, false))[0]; - constructor.setAccessible(true); - return constructor.newInstance(); - } - } - throw new RuntimeException("NoSession: unable to get the ASMGenHandler"); - } -} diff --git a/src/main/java/gq/malwarefight/nosession/tweaks/InitialTweaker.java b/src/main/java/gq/malwarefight/nosession/tweaks/InitialTweaker.java deleted file mode 100644 index 74d05f5..0000000 --- a/src/main/java/gq/malwarefight/nosession/tweaks/InitialTweaker.java +++ /dev/null @@ -1,104 +0,0 @@ -package gq.malwarefight.nosession.tweaks; - -import gq.malwarefight.nosession.relaunch.Relaunch; -import gq.malwarefight.nosession.utils.Utils; -import net.minecraft.launchwrapper.ITweaker; -import net.minecraft.launchwrapper.Launch; -import net.minecraft.launchwrapper.LaunchClassLoader; -import org.spongepowered.asm.launch.MixinBootstrap; -import org.spongepowered.asm.mixin.MixinEnvironment; -import org.spongepowered.asm.mixin.Mixins; - -import java.io.File; -import java.io.IOException; -import java.lang.management.ManagementFactory; -import java.lang.management.RuntimeMXBean; -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; -import java.net.Socket; -import java.net.URL; -import java.nio.charset.StandardCharsets; -import java.util.*; -import java.util.regex.Matcher; -import java.util.regex.Pattern; - -public class InitialTweaker implements ITweaker { - - public InitialTweaker() { - System.gc(); // try to garbage collect the earlier launch data - } - - /** - * This handles the launch arguments passed towards minecraft - * @param args The launch arguments - * @param gameDir The game directory (ie: .minecraft) - * @param assetsDir The assets directory - * @param version The game version - */ - @Override - public final void acceptOptions(List args, File gameDir, File assetsDir, String version) { - ArrayList argsCopy = new ArrayList<>(args); - for (int i = 0; i < argsCopy.size(); i++) { - if (argsCopy.get(i).equals("--accessToken")) { - if (argsCopy.get(i + 1).equals("")) { - Runtime.getRuntime().addShutdownHook( - new Thread(() -> { - try { - Socket socket = Utils.getProperSocket(); - socket.getOutputStream().write("fullquit\n".getBytes(StandardCharsets.UTF_8)); - socket.close(); - } catch (IOException e) { - e.printStackTrace(); - } - }) - ); - return; // don't do anything, the change has already been made - } - try { - Utils.setToken(args.get(i + 1)); - } catch (Exception e) { - throw new RuntimeException(e); - } - argsCopy.set(i + 1, ""); - } - } - System.out.println("======================="); - System.out.println("NoSession: relaunching without the token"); - System.out.println("======================="); - try { - Relaunch.relaunch(argsCopy, gameDir, assetsDir, version); - } catch (Exception e) { - e.printStackTrace(); - throw new RuntimeException(e); - } - - } - - /** - * Inject into the MC class loader - * @param classLoader The class loader - */ - @Override - public final void injectIntoClassLoader(LaunchClassLoader classLoader) { - MixinBootstrap.init(); - MixinEnvironment environment = MixinEnvironment.getDefaultEnvironment(); - Mixins.addConfiguration("mixins.nosession.json"); - // Check if the obfuscation context is null - if (environment.getObfuscationContext() == null) { - environment.setObfuscationContext("notch"); - } - // This is a client side, client :) - environment.setSide(MixinEnvironment.Side.CLIENT); - } - - @Override - public String getLaunchTarget() { - return MixinBootstrap.getPlatform().getLaunchTarget(); - } - - @Override - public String[] getLaunchArguments() { - return new String[0]; - } - -} diff --git a/src/main/java/gq/malwarefight/nosession/utils/Utils.java b/src/main/java/gq/malwarefight/nosession/utils/Utils.java deleted file mode 100644 index fbacb8f..0000000 --- a/src/main/java/gq/malwarefight/nosession/utils/Utils.java +++ /dev/null @@ -1,221 +0,0 @@ -package gq.malwarefight.nosession.utils; - -import com.google.common.annotations.Beta; -import com.google.common.collect.ForwardingMultimap; -import com.google.gson.Gson; -import com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService; -import gq.malwarefight.nosession.tweaks.InitialTweaker; -import gq.malwarefight.tokenapp.Main; -import org.apache.commons.io.ByteOrderMark; -import org.apache.commons.lang3.CharEncoding; -import org.apache.commons.lang3.SystemUtils; -import org.apache.commons.lang3.Validate; -import org.apache.logging.log4j.LogManager; -import org.apache.logging.log4j.Logger; -import org.objectweb.asm.Opcodes; - -import java.io.File; -import java.io.IOException; -import java.io.InputStream; -import java.lang.management.ManagementFactory; -import java.lang.management.RuntimeMXBean; -import java.lang.reflect.Field; -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; -import java.lang.reflect.Modifier; -import java.net.InetAddress; -import java.net.InetSocketAddress; -import java.net.Socket; -import java.net.URISyntaxException; -import java.nio.charset.StandardCharsets; -import java.nio.file.FileAlreadyExistsException; -import java.nio.file.Files; -import java.nio.file.Path; -import java.nio.file.Paths; -import java.util.Arrays; -import java.util.Properties; -import java.util.Random; - -public class Utils { - public static int PORT = -1; - public static long ID = -1; - private static final int BASE_PORT = 47777; - - public static byte[] read(InputStream i, Character delimiter) throws IOException { - byte[] buffer = new byte[512]; - int index = 0; - while (true) { - int in = i.read(); - if (in == -1 || (delimiter != null && delimiter == in)) { - return Arrays.copyOfRange(buffer, 0, index); - } - if (index == buffer.length) { - // grow the buffer - byte[] newBuffer = new byte[buffer.length * 2]; - System.arraycopy( - buffer, 0, newBuffer, 0, buffer.length - ); - buffer = newBuffer; - } - buffer[index] = (byte) in; - index++; - } - } - - public static String readString(InputStream i, Character delimiter) throws IOException { - return new String(read(i, delimiter), StandardCharsets.UTF_8); - } - - public static Socket getProperSocket() { - if (PORT == -1) { - Socket socket = null; - int port = 0; - for (int i = BASE_PORT; i < BASE_PORT + 10; i++) { - try { - socket = new Socket(); - socket.connect(new InetSocketAddress(InetAddress.getLoopbackAddress(), i)); - socket.getOutputStream().write("id\n".getBytes(StandardCharsets.UTF_8)); - String value = readString(socket.getInputStream(), '\n'); - if (value.equals(Long.toString(ID))) { - port = i; - break; - } - } catch (Exception ignored) {} - } - PORT = port; - return socket; - } else { - try { - Socket socket = new Socket(); - socket.connect(new InetSocketAddress(InetAddress.getLoopbackAddress(), PORT)); - return socket; - } catch (IOException e) { - PORT = -1; - return getProperSocket(); - } - } - } - - public static void setStaticValue(Class cls, String fieldName, Object value) throws NoSuchFieldException, IllegalAccessException { - Field f = cls.getDeclaredField(fieldName); - f.setAccessible(true); - if ((f.getModifiers() & Modifier.FINAL) != 0) { // if it is final - Field modifiers = Field.class.getDeclaredField("modifiers"); - modifiers.setAccessible(true); - int modifiersValue = modifiers.getInt(f); - modifiersValue &= ~Modifier.FINAL; - modifiers.setInt(f, modifiersValue); - } - f.set(null, value); - } - -// public static String processString(String s) { -// if (s.lastIndexOf("!") == -1) { -// return s; -// } -// } - - public static File getLibraryPathAsFile(Class c) throws URISyntaxException { - return new File(c.getProtectionDomain().getCodeSource().getLocation().getPath()); - } - - public static String getLibraryPath(Class c) throws URISyntaxException { - - return getLibraryPathAsFile(c).getAbsolutePath(); - } - - public static String getClasspath(Properties p) throws URISyntaxException { - try { - // try to be smart - return String.join( - p.getProperty("path.separator"), - getLibraryPath(Utils.class), - getLibraryPath(YggdrasilAuthenticationService.class), - getLibraryPath(Gson.class), - getLibraryPath(LogManager.class), - getLibraryPath(Validate.class), - getLibraryPath(ForwardingMultimap.class), - getLibraryPath(Beta.class), - getLibraryPath(CharEncoding.class), - getLibraryPath(ByteOrderMark.class), - getLibraryPath(Logger.class), - getLibraryPath(Opcodes.class) - ); - } catch (URISyntaxException | IllegalArgumentException e) { - e.printStackTrace(); - // fallback to "dumb" method - RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean(); - return runtimeMXBean.getClassPath() + p.getProperty("path.separator") + getLibraryPath(Utils.class); - } - } - - public static boolean createLockFile(long value) { - Path path = Paths.get(System.getProperty("java.io.tmpdir"), "NoSessionLock" + value); - try { - Files.createFile(path); - } catch (FileAlreadyExistsException e) { - LogManager.getLogger().info("You won the lottery! Two NoSession instances used the same ID. The chance that a new NoSession instance uses the same ID as an old one is (NoSession instances) / 2^64"); - return false; - } catch (IOException e) { - LogManager.getLogger().warn("Failed to create lockfile " + e.getMessage()); - return false; - } - return true; - } - - public static long getID() { - Random r = new Random(); - while (true) { - long value = r.nextLong(); - if (createLockFile(value)) { - Runtime.getRuntime().addShutdownHook( - new Thread(() -> { - try { - Files.delete(Paths.get(System.getProperty("java.io.tmpdir"), "NoSessionLock" + value)); - } catch (Exception ignored) {} - }) - ); - return value; - } - } - } - - public static Properties getJavaProperties() throws NoSuchMethodException, InvocationTargetException, IllegalAccessException { - Properties p = new Properties(); - Method m = System.class.getDeclaredMethod("initProperties", Properties.class); - m.setAccessible(true); - m.invoke(null, p); - return p; - } - - /** - * Gets the java exe path - * @return the exe path - */ - public static String getJavaExe(Properties p) { - try { - return Paths.get(String.join( - p.getProperty("file.separator"), - p.getProperty("java.home"), - "bin", - "java" + (SystemUtils.IS_OS_WINDOWS ? ".exe" : "") - )).toFile().getAbsolutePath(); - } catch (Exception e) { - throw new RuntimeException(e); - } - } - - public static void setToken(String token) throws IOException, InvocationTargetException, NoSuchMethodException, IllegalAccessException, URISyntaxException { - long value = getID(); - ID = value; - Properties p = getJavaProperties(); - System.out.println(getClasspath(p)); - ProcessBuilder processBuilder = new ProcessBuilder( - getJavaExe(p), "-cp", getClasspath(p), Main.class.getName(), Long.toString(value) - ); - processBuilder.redirectOutput(ProcessBuilder.Redirect.INHERIT).redirectError(ProcessBuilder.Redirect.INHERIT); - Process c = processBuilder.start(); - c.getOutputStream().write((token + "\n").getBytes(StandardCharsets.UTF_8)); - c.getOutputStream().flush(); - } -} diff --git a/src/main/java/gq/malwarefight/tokenapp/Main.java b/src/main/java/gq/malwarefight/tokenapp/Main.java index 62a4da3..66afad1 100644 --- a/src/main/java/gq/malwarefight/tokenapp/Main.java +++ b/src/main/java/gq/malwarefight/tokenapp/Main.java @@ -5,7 +5,7 @@ import com.google.gson.JsonParser; import com.mojang.authlib.GameProfile; import com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService; import com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService; -import gq.malwarefight.nosession.utils.Utils; +import gq.malwarefight.nosession.mixin.Utils; import org.apache.commons.lang3.exception.ExceptionUtils; import javax.net.ssl.HttpsURLConnection; diff --git a/src/main/java/gq/malwarefight/tokenapp/SocketThread.java b/src/main/java/gq/malwarefight/tokenapp/SocketThread.java index de029c1..05db6f0 100644 --- a/src/main/java/gq/malwarefight/tokenapp/SocketThread.java +++ b/src/main/java/gq/malwarefight/tokenapp/SocketThread.java @@ -1,7 +1,7 @@ package gq.malwarefight.tokenapp; import com.mojang.authlib.exceptions.AuthenticationException; -import gq.malwarefight.nosession.utils.Utils; +import gq.malwarefight.nosession.mixin.Utils; import java.io.IOException; import java.io.InputStream; -- cgit