How does the phone itself ring internationally?

Question

Malware

There was a write-off of funds from the mobile account for an allegedly international call. At this time, no one had physical access to the phone. This call is not in the phone's call log. The call was to [phone]. Call duration 58 seconds. The cost is 45 rubles. Exactly the same calls occurred in November-December 2015. After calling the Tele2 operator, these calls stopped. And here again the same call today. All calls to the same number and the same duration. Today, after a call to the operator and a request to contact the senior operator, the operator agreed to return the funds spent on this call. But he says that it is possible that there is a virus on the phone. The phone used is MITO BQM-3502. This phone did not answer unfamiliar numbers. Suspicious SMS and MMS did not come. Folks, what could it be? virus or operator so earns? And how to deal with it.

Answer 1

Install an antivirus and find out