github.com/superblaubeere27/obfuscator

Obfuscator

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Obfuscated code

Luyten + Procyon

Without

public class HelloWorld {
    public HelloWorld() {
        super();
    }
    
    public static void main(final String[] args) {
        System.out.println("Hello World");
        for (int i = 0; i < 10; ++i) {
            System.out.println(i);
        }
    }
}

Obfuscated (short version for full code visit https://pastebin.com/RFHtgPtX)

public class HelloWorld {
    
    public static void main(final String[] array) {
        // invokedynamic(1:(Ljava/io/PrintStream;Ljava/lang/String;)V, invokedynamic(0:()Ljava/io/PrintStream;), HelloWorld.llII[HelloWorld.lllI[0]])
        float lllllllIlIllIII = HelloWorld.lllI[0];
        while (llIll((int)lllllllIlIllIII, HelloWorld.lllI[1])) {
            // invokedynamic(2:(Ljava/io/PrintStream;I)V, invokedynamic(0:()Ljava/io/PrintStream;), lllllllIlIllIII)
            ++lllllllIlIllIII;
            "".length();
            if (" ".length() == (" ".length() << ("   ".length() << " ".length()) & ~(" ".length() << ("   ".length() << " ".length())))) {
                throw null;
            }
        }
    }
    
}

Usage

--help Prints the help page on the screen

--version Shows the version of the obfuscator

--jarIn <input> Input JAR

--jarOut <output> Output JAR

--package Encrypts every class

--packagerMainClass <main-class> Required if --package is specified. Specify the MainClass which the packager should execute

--mode <mode> 0 = Normal, 1 = Aggressive (Might not work)

--log <file> Log file

--hwid [<hwid>] Enabled Hardware ID bound. If hwid isn't provided it will use the HWID of your system.

Examples

java -jar obfuscator.jar --jarIn helloWorld.jar --jarOut helloWorld-obf.jar

java -jar obfuscator.jar --mode 1 --jarIn helloWorld.jar --jarOut helloWorld-obf.jar Aggressive

java -jar obfuscator.jar --package --packagerMainClass HelloWorld --jarIn helloWorld.jar --jarOut helloWorld-obf.jar Packager

java -jar obfuscator.jar --hwid 5614147245AD3553FE5B7FE0259BC886 --jarIn helloWorld.jar --jarOut helloWorld-obf.jar HWID bound

java -jar obfuscator.jar --package --packagerMainClass HelloWorld --hwid 5614147245AD3553FE5B7FE0259BC886 --jarIn helloWorld.jar --jarOut helloWorld-obf.jar HWID bound + Packager

java -jar obfuscator.jar --mode 1 --package --packagerMainClass HelloWorld --jarIn helloWorld.jar --jarOut helloWorld-obf.jar Aggresive + Packager

NameObfuscation

USE PROGUARD!!!

Credits

• MCInjector (FFixer base)
• FFixer (Obfuscator base)
• SmokeObfuscator (Some ideas)
• MarcoMC (Some ideas)
• ItzSomebody (NameUtils.crazyString(), Crasher)