The malicious app would would ‘virtually give an attacker full control over a victim’s phone’.

Source: Android Users Beware: There’s A Malware Version Of Pokémon GO

Although I downloaded it earlier to try it out, I have not opened the app yet, and I am probably not going to. I felt suspicious about it for some reason I could not explain, and now I know why. I don’t want malware on my phone that would allow someone to remotely control it.