Subject has been "your secret life".
Message text has consistently been:
Hi, dear user of blarg.net
We have installed one RAT software into you device.
For this moment your email account is hacked (see on , I messaged you from your account).
Your password for firstname.lastname@example.org: oldpasswordredacted
I have downloaded all confidential information from your system and I got some more evidence. The most interesting moment that I have discovered are your visits to the NARA ship porn website ...