frida.ProcessNotFoundError:

Tracking.py の 33 行目で get_usb_device().attach('com.app.test') が ProcessNotFoundError を発生させる箇所から始め、root 化された Bluestacks Android 4.4.4 エミュレーターで対象パッケージが実行されていることを確認します。報告されたセットアップで要求されたプロセスを特定してアタッチでき、必要な再現手順の詳細がすべて文書化されていれば完了です。

C:\python32\python-2.7.10\python.exe D:/source/python/tracking_tools/Tracking.py
Traceback (most recent call last):
File "D:/source/python/tracking_tools/Tracking.py", line 33, in
process = frida.get_usb_device().attach('com.app.test')
File "C:\Users\Gigabyte\AppData\Roaming\Python\Python27\site-packages\frida\core.py", line 97, in attach
return Session(self._impl.attach(self._pid_of(target)))
File "C:\Users\Gigabyte\AppData\Roaming\Python\Python27\site-packages\frida\core.py", line 115, in _pid_of
return self.get_process(target).pid
File "C:\Users\Gigabyte\AppData\Roaming\Python\Python27\site-packages\frida\core.py", line 73, in get_process
raise _frida.ProcessNotFoundError("unable to find process with name '%s'" % process_name)
frida.ProcessNotFoundError: unable to find process with name 'com.app.test'

`import frida, sys

def on_message(message, data):
    if message['type'] == 'send':
        print("[*] {0}".format(message['payload']))
    else:
        print(message)

jscode = """
Java.perform(function () {
    // Function to hook is defined here
    var MainActivity = Java.use('com.app.test.MainActivity');

    // Whenever button is clicked
    MainActivity.onClick.implementation = function (v) {
        // Show a message to know that the function got called
        send('onClick');

        // Call the original onClick handler
        this.onClick(v);

        // Set our values after running the original onClick handler
        this.m.value = 0;
        this.n.value = 1;
        this.cnt.value = 999;

        // Log to the console that it's done, and we should have the flag!
        console.log('Done:' + JSON.stringify(this.cnt));
    };
});
"""

process = frida.get_usb_device().attach('com.app.test')
script = process.create_script(jscode)
script.on('message', on_message)
print('[*] Running CTF')
script.load()
sys.stdin.read()`

I'm using android emulator 4.4.4( bluestack rooted) and frida 10.2.3