The latest iOS and Android versions of FinSpy espionage malware have been deployed in the wild. The tool is capable of eavesdropping on calls and messages sent via Signal, Telegram, WhatsApp and more. The latest iPhone/iPad version is compatible with iOS 11 and below, but newer versions of the Apple operating system are not confirmed as susceptible. Targeted platforms include BlackBerry Messenger, Facebook Messenger, InMessage, Signal, Skype, WeChat and Skype, Threema and Wechat.
Source: https://threatpost.com/finspy-modules-secure-messaging-apps/146372/