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bangcle's Introduction

About

Bangcle is a Android Protector

It use the second generation Android Hardening Protection, load the encrypted dex file from memory dynamically

Compatibility

Support Android Version

  • 4.4
  • 5.0
  • 5.1
  • 6.0
  • 7.0
  • 7.1
  • 8.0
  • 8.1

How to use

Enter bangcle_tool directory
Run this command to protect you App

java -jar Bangcle.jar b AppName

The encrypted Apk is located at output folder

bangcle's People

Contributors

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bangcle's Issues

Multidex not supported

If i try to encrypt APK that has multidex, it only encrypts first dex. Game crashes because of that. Can you add support for Multidex?

image

Cannot run program "cmd": error=2, No such file or directory

$ java -jar Bangcle.jar b test.apk
----------Bangcle Automation----------------
/Users/testDesktop/Bangcle/bangcle_tool
apkPath:/Users/testDesktop/Bangcle/bangcle_tool/test.apk decompiledDirName:test
正在反编译/Users/testDesktop/Bangcle/bangcle_tool/test.apk
execute java -jar tools/apktool.jar d /Users/testDesktop/Bangcle/bangcle_tool/test.apk -o /Users/testDesktop/Bangcle/bangcle_tool/output/test -s -f
java.io.IOException: Cannot run program "cmd": error=2, No such file or directory
at java.lang.ProcessBuilder.start(ProcessBuilder.java:1048)
at java.lang.Runtime.exec(Runtime.java:620)
at java.lang.Runtime.exec(Runtime.java:450)
at java.lang.Runtime.exec(Runtime.java:347)
at com.fengyue.bangcle.SystemCommand.execute(SystemCommand.java:12)
at com.fengyue.bangcle.Main.main(Main.java:77)
Caused by: java.io.IOException: error=2, No such file or directory
at java.lang.UNIXProcess.forkAndExec(Native Method)
at java.lang.UNIXProcess.(UNIXProcess.java:247)
at java.lang.ProcessImpl.start(ProcessImpl.java:134)
at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029)
... 5 more
java.io.FileNotFoundException: /Users/testDesktop/Bangcle/bangcle_tool/output/test/classes.dex (No such file or directory)
at java.io.FileInputStream.open0(Native Method)
at java.io.FileInputStream.open(FileInputStream.java:195)
at java.io.FileInputStream.(FileInputStream.java:138)
at com.fengyue.bangcle.FileUtil.getFileByte(FileUtil.java:96)
at com.fengyue.bangcle.Main.main(Main.java:102)
java.lang.IllegalArgumentException: Null input buffer
at javax.crypto.Cipher.doFinal(Cipher.java:2160)
at com.fengyue.bangcle.AESUtil.encrypt(AESUtil.java:49)
at com.fengyue.bangcle.Main.main(Main.java:103)
AES encrypt classes.dex finished
java.lang.NullPointerException
at java.io.FilterOutputStream.write(FilterOutputStream.java:97)
at com.fengyue.bangcle.FileUtil.byteToFile(FileUtil.java:151)
at com.fengyue.bangcle.Main.main(Main.java:105)
copy jiami.dat to assets dir finished
反编译失败

Please support x86 processor

Today, lot of android devices and emulators are x86 based processor. It would be great if Bangcle support this processor type.

Thank you for your great tool!

apk is crashing after installing

execute java -jar tools/apktool.jar b C:\Bangcle-master\bangcle_tool\output\cxd -o C:\Bangcle-master\bangcle_tool\output\cxd_unsigned.apk
I: Using Apktool 2.3.4
I: Checking whether sources has changed...
I: Smaling smali folder into classes.dex...
I: Checking whether resources has changed...
I: Building resources...
I: Copying libs... (/lib)
I: Building apk file...
I: Copying unknown files/dir...
I: Built apk...
Exited with error code 0
?????
????Apk
execute java -jar tools/signapk.jar tools/testkey.x509.pem tools/testkey.pk8 C:\Bangcle-master\bangcle_tool\output\cxd_unsigned.apk C:\Bangcle-master\bangcle_tool\output\cxd_signed.apk
Exited with error code 0
?????
??Apk??:C:\Bangcle-master\bangcle_tool\output\cxd_signed.apk

here is the output

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