bcv-vf/plugins/example/ExampleStringDecrypter.gy

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import org.objectweb.asm.tree.ClassNode
import org.objectweb.asm.tree.FieldNode
import the.bytecode.club.bytecodeviewer.api.BCV
import the.bytecode.club.bytecodeviewer.api.Plugin
import the.bytecode.club.bytecodeviewer.api.PluginConsole
import the.bytecode.club.bytecodeviewer.gui.components.MultipleChoiceDialog
import java.lang.reflect.Field
import static the.bytecode.club.bytecodeviewer.Constants.nl
/**
* This is an example of a string decrypter plugin
*/
class ExampleStringDecrypter extends Plugin {
@Override
void execute(List<ClassNode> classNodesList) {
PluginConsole gui = new PluginConsole("Example String Decrypter")
MultipleChoiceDialog dialog = new MultipleChoiceDialog("Bytecode Viewer - WARNING",
"WARNING: This will load the classes into the JVM and execute the initialize function"
+ nl + "for each class. IF THE FILE YOU'RE LOADING IS MALICIOUS, DO NOT CONTINUE.",
new String[]{"Continue", "Cancel"})
if(dialog.promptChoice() == 0)
{
for(ClassNode cn : classNodesList)
{
BCV.getClassNodeLoader().addClass(cn)
for(Object o : cn.fields.toArray())
{
FieldNode f = (FieldNode) o
if(f.name == "z") {// && f.desc.equals("([Ljava/lang/String;)V")) {
try
{
for(Field f2 : BCV.getClassNodeLoader().nodeToClass(cn).getFields())
{
String s = f2.get(null)
if(s != null && !s.empty)
gui.appendText(cn + ":" + s)
}
} catch(Exception | StackOverflowError ignored) {}
}
}
}
gui.setVisible(true)
}
}
}