Sure, but my point is more to do with the fact you can MiTM Wifi base-stations and poison DNS the urls to updates... the point is why was the phone more suscept

Sure, but my point is more to do with the fact you can MiTM Wifi base-stations and poison DNS the urls to updates... the point is why was the phone more susceptible via 4G than Wifi? Also, from what I can tell this wasn't a femto-cell but a significant antenna, perhaps even telco industry-grade.