27 December 2018 Thursday. 14:11:13 UTC
This is obviously the biggest nonsense, paying with Bitcoin is anonymous so the scammer cannot know who the money came from (there is no sender). The story as described in the mail is therefore incorrect and is not based on truths.
Last week someone from your circle of colleagues downloaded an adaware application that spread around your company's connected network. I established a connection to via the opened 3389 port, and got my hands not only on your financial statements, but also on company's key files. A quick glance at your tax forms confirmed that you are in fact involved in tax avoidance. Unless you want to suffer from the consequences that can lead to significant financial losses, you have to transfer the following amount to this BTC wallet -