- Go to your contacts, search for Priyanka and DELETE it
- Go to Settings on your phone
- Select Apps or App manager and then select Whatsapp from the list
- Tap on Force stop and then on Clear data
- Once done. Open Whatsapp on your phone and it’ll show up as you’ve just installed it again.
- Go through the setup and in the end it will automatically start restoring your conversations.
Update: Website called 'Theandroidsoul' first spotted this malware and claimed existence of this malware. But none antivirus firm or any security professional yet have seen this malware.