Not sure where to post this Question. Hope this is ok.
I am curious about odd spam I get that can have no apparent benefit to the sender. I get 3-4 a week like this with different combinations of letters and numbers,
Sun My (sender)
mdj l5 (Subject)
That's it. No links. No other text at all. (text in brackets above added by me for clarification)
Any ideas what it might be hoping to achieve or what it might be doing? Is there any way if opened it is a virus? I don't know if viruses or spyware can initiate just from the opening of an email. Can they?