Tel Aviv-based Rayzone Group is offering for sale a gadget called InterApp that can intercept and exfiltrate information from nearby smartphones. The InterApp is an intrusion appliance that implements a number of zero-day exploits against common mobile OSs. The gadget is able to infect a smartphone with a malware and compromise any nearby phone whose wifi is turned on. The only required condition is that the WIFI transmitter of the mobile device will be open (No need to surf the web)”]
Source: https://securityaffairs.co/wordpress/43083/hacking/interapp-hacking-smartphone.html