received a letter from evergreen securities inccheck enclosed

How sure are you

recieved letter with no return address stating i should keep winnings confidential until I talk with claim agent sounds like scamdoes anyone have any info on this

Received the same letter w/ a 43,980.00 certified check - Ordered to deposit at bank ASAP - Go to Western Union to pay 2,995.00 for taxes on the winnings = $250K, then they will issue a check for the remaining winning's balance $246,020.00. For winning Mega Lottery for making purchases at Walmart and Home Depot (?)Asked to call (647) 834-2190 and speak with Michal Quest - He insited I follow orders, and became angry when I ask to explain. Called my bank - THIS IS AN SCAM!!!!!  PLEASE DO NOT MAKE ANY DEPOSITS OR PAY ANY MONEY AT WESTERN UNION.WHERE CAN WE REPORT THOSE PEOPLE

received letter with same phone no. who is this