The Financial Crimes Enforcement Network ("FinCEN")
issued an advisory and trend analysis alerting financial institutions
to a recent surge in business email compromise ("BEC")
incidents, as reported in suspicious activity reports. According to
FinCEN, these reported attacks climbed from 500 per month in 2016
to over 1,100 per month in 2018, with attempted BEC thefts
increasing from $110 million per month in 2016 to $301 million
monthly in 2018.
According to the advisory and analysis, a BEC scam typically
involves a cyber criminal emailing false invoices or payment
instructions to an individual or business while impersonating a
supervisor, vendor or other legitimate third party. Once payment is
made, the proceeds are fraudulently directed to a
criminal-controlled account. Sometimes the emails originate from
hacked accounts, while at other times, they are made to appear as
communications from trusted sources. Victims can include
businesses, government agencies,