Yes, Protect yourself and do not communicate further, ignore her at this point. Why take a chance? You owe her nothing. Remember, a lot of these people are real pros.
The eBay message system is being used by scammers, it is not 100% secure, in spite of what eBay would have us believe. Her email is just too bogus for words. Do not give her the benefit of the doubt.The probability of a total scam here is 99.9%. Assume 100% from this point.
Edit - I also would block this specific bidder from bidding on your auctions.