What is this scam, a virus or something?

It is estimated to be a virus, which can be killed by Tencent mobile phone housekeeper. You can scan all junk viruses by yourself and clean up and kill viruses by yourself. Use Tencent mobile phone housekeeper to set up security protection and virus killing; Scan first, wait until the scan is over, and then kill the virus according to the prompt. It uses cloud killing technology, which can completely kill viruses through intelligent cloud identification and protect your mobile phone.