The bit about the phone getting hot and crashing hints at a vulnerability being used.
I would consider an android app sandbox escape bug to be the lowest level of difficulty in mobile phone exploit chains.
I would consider an android app sandbox escape bug to be the lowest level of difficulty in mobile phone exploit chains.
I am more interested in the question if this was available on the app store or if the social engineering included her enabling 3rd party apps and side loading. A redacted copy of the chat would probably reveal a lot more how this worked.