There is an app in the the google play store that claims to report baseband processor activity. it's called "Darshak" You have to be rooted to install it. Compatible with SG2 and SG3.
SnoopSnitch is a brand new application for Android devices that provides phone owners with information about potential threats in their vicinity. http://www.ghacks.net/2014/12/29/snoopsnitch-for-android-warns-you-about-fake-base-stations/