Getting random calls on WhatsApp from international numbers? Here are the results of a survey
Many WhatsApp users in India have taken to social media to complain about the issue of spam calls from unknown international numbers. A survey of LocalCircles, which received nearly 23,000 responses from WhatsApp users located in 323 districts of India, also highlights the issue. 46% of WhatsApp users surveyed…

I just received a call from this number and all they said was good bye which is what I wish they would do.
Go away and never return. They are annoying.