Malware
BrasDex
According to PCrisk, BraDex is a banking malware targeting Android operating systems.
BrasDex is a Android malware family.
Background
Per PCrisk, BraDex is banking malware that targets Android operating systems, with the goal of accessing victims' bank accounts and carrying out fraudulent transactions.
As of writing, BrasDex focuses solely on Brazilian banking applications. Earlier BrasDex campaigns infected devices by posing as Android system-related apps, whereas more recently the malware has been delivered through a counterfeit Brazilian Banco Santander banking application.
Source: Malpedia (Fraunhofer FKIE).