Organized Plugins By Language

plugins/javascript/ExamplePrintClassesPlugin.js

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+/**
+ * This is an example plugin
+ */
+
+var PluginConsole = Java.type("the.bytecode.club.bytecodeviewer.api.PluginConsole");
+
+var gui = new PluginConsole("Example Plugin Print Loaded Classes");
+
+function execute(classNodeList) {
+    for (index = 0; index < classNodeList.length; index++) {
+        var cn = classNodeList[index];
+        gui.appendText("Resource: " + cn.name + ".class");
+    }
+
+    gui.setVisible(true);
+}

plugins/javascript/ExampleStringDecrypter.js

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+/**
+ * This is an example of a string decrypter plugin
+ */
+
+var PluginConsole = Java.type("the.bytecode.club.bytecodeviewer.api.PluginConsole");
+var MultipleChoiceDialog = Java.type("the.bytecode.club.bytecodeviewer.gui.components.MultipleChoiceDialog")
+var BytecodeViewer = Java.type("the.bytecode.club.bytecodeviewer.api.BCV")
+
+var dialog = new MultipleChoiceDialog("Bytecode Viewer - WARNING",
+    "WARNING: This will load the classes into the JVM and execute the initialize function"
+    + "\nfor each class. IF THE FILE YOU'RE LOADING IS MALICIOUS, DO NOT CONTINUE.",
+    ["Continue", "Cancel"]);
+var gui;
+
+function execute(classNodeList) {
+    gui = new PluginConsole("Skeleton");
+
+    if (dialog.promptChoice() == 0) {
+        var needsWarning = false;
+
+        for (cnIndex = 0; cnIndex < classNodeList.length; cnIndex++) {
+            try {
+                var cn = classNodeList[cnIndex];
+
+                //load the class node into the classloader
+                BytecodeViewer.getClassNodeLoader().addClass(cn);
+
+                var fields = cn.fields.toArray();
+                for (fieldIndex = 0; fieldIndex < fields.length; fieldIndex++) {
+                    var field = fields[fieldIndex];
+
+                    //if the class contains the field z, get the class object from the class node
+                    //then print out the value of the fields inside the class
+                    //if the strings get decrypted on init, this allows you to dump the current values
+
+                    if (field.name.equals("z")) {// && f.desc.equals("([Ljava/lang/String;)V")) {
+                        try {
+                            var loadedClass = BytecodeViewer.getClassNodeLoader().nodeToClass(cn);
+                            var reflectedFields = loadedClass.getFields();
+
+                            for (reflectedFieldIndex = 0; reflectedFieldIndex < reflectedFields.length; reflectedFieldIndex++) {
+                                var reflectedField = reflectedFields[fieldIndex];
+                                var s = reflectedField.get(null);
+
+                                if (s != null && !s.empty())
+                                    gui.appendText(cn + "->" + s);
+                            }
+                        } catch (e) {
+                        }
+                    }
+                }
+            } catch (e) {
+                gui.appendText("Failed loading class " + cn.name);
+                e.printStackTrace();
+                needsWarning = true;
+            }
+        }
+
+        if (needsWarning) {
+            BytecodeViewer.showMessage("Some classes failed to decrypt, if you'd like to decrypt all of them\n"
+                + "makes sure you include ALL the libraries it requires.");
+        }
+
+        gui.setVisible(true);
+    }
+}

plugins/javascript/Skeleton.js

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+function execute(classNodeList) {
+    var PluginConsole = Java.type("the.bytecode.club.bytecodeviewer.api.PluginConsole");
+    var gui = new PluginConsole("Skeleton");
+    gui.setVisible(true);
+    gui.appendText("executed skeleton");
+}