How does Exaspy spyware disguise itself on Android devices?

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How does Exaspy spyware disguise itself on Android devices?

"Exaspy spyware, which can access messages, video chats and more, was found on Android devices owned by executives. Expert Nick Lewis explains how Exaspy is able to avoid detection.

Researchers have discovered Android spyware called Exaspy being used to intercept phone-based communications on executives' devices, including phone calls, text messages, video chats and photos. Most mobile security scanners have not been able to detect the spyware. How does Exaspy disguise itself and evade detection?"