Option 1. Fraud by phone and SMS
The victim’s phone receives an SMS FROM the number 900 (everyone knows that this is the official number of Sberbank), where the unknown person vault cvv shop asks to transfer a certain amount to him.
The second part of the message informs you that to confirm this transfer, you need to respond to an SMS message with any content.
It is also reported that if there is no response, the operation will be automatically confirmed in 10 minutes.
While the cardholder is thinking about what to do, the cell phone is called from the official number of Sberbank and freshbase cvv informed that the Bank security service has just prevented an attempt to steal money from the account.