This email with the subject "congratulations!" was received in one of Scamdex's honeypot email accounts on Fri, 23 Aug 2013 03:27:06 -0700 and has been classified as a Generic Scam.
The sender was TOYOTA <firstname.lastname@example.org>, although it may have been spoofed.
Good day dear winner, Please see attached message for full details. Yours sincerely, Mrs. Zhang Wei.