Chinese advanced threat group APT41 is using a new espionage tool to intercept SMS messages from specific phone numbers, researchers say. The tool, dubbed Messagetap, targets the short message service center servers in mobile networks to monitor and save SMS traffic. The malware is capable of performing highly targeted tasks, such as retrieving the keywords used within a device to determine a person’s geopolitical interests. Chinese APT groups are known for their complex cyberespionage campaigns carried against specific targets to compromise systems and gain specific information.”]
Source: https://www.inforisktoday.com/chinese-apt-group-targets-mobile-networks-fireeye-mandiant-a-13345