Cathy's wallet being stolen is indeed a basic security mistake that many experienced users might make:
1. Used an Android phone
2. Used an Android phone + unknown VPN client
3. Used an Android phone + unknown VPN client + full permissions input method
If you must use Android, remember to only use open-source methods like v2rayn + proxy or Android devices + soft routing for a permanent solution. This time, although only 600U was lost, if the above points are not heeded, it could be a much larger amount next time. Let's be cautious together.
