Zenik brokers who made nearly $1 billion in home loans for the big four banks and Macquarie Bank, has been found to make  fraudulent mortgage applications using fake bank statements and signatures, fictitious jobs and fabricated payslips and letters of employment.

https://www.afr.com/real-estate/widespread-mortgage-fraud-by-zenik-finance-loans-issued-by-big-four-banks-20181206-h18ueb