From NW Sidebar:

Fraudsters continue to try and entice lawyers with too-good-to-be-true legal engagements, using professional, official-looking cashier’s checks to introduce their schemes. Here’s one that a lawyer recently forwarded to the WSBA.
http://nwsidebar.wsba.org/2016/05/12/what-you-need-to-know-about-this-new-cashiers-check-scam/