SpyLoan apps were first seen in 2020 but starting last year they became more prevalent on both Android and iOS systems, according to ESET, Lookout, Zimperium, and Kaspersky.
https://www.zimperium.com/blog/moneymonger-predatory-loan-scam-campaigns-move-to-flutter/
Android and iOS apps with 15 million installs extort loan seekers