The emails are part of a 'sophisticated phishing' campaign designed to harvest customers' credit card information.
"Do not reply to these emails or supply any information to these requests."
One person reported losing over $55,000.
Here are three ways to protect your money from relationship scams.
The average loss was $6467.22.
"These cowboys, they are not qualified or insured. They intimidate and take advantage of people."
The scam was somehow sent from Westpac's actual text message number, making it look even more convincing.
The woman was asked to change her bank account following the death of her husband.
"He knows how to use Photoshop to make fake payment screenshots, and knows how to make the scenario seem legit."