I'm no expert and can't speak for the author but my guess is that it's not a virus.
I'm only guessing but I think that the way the program works, in it's attempts to avoid detection or to hide what it's really doing, is behaving in a way that some Anti-Virus suites mistake for something more sinister.
This does not mean that I think you should trust it though. The truth is that I'm not really 100% sure and until I know otherwise I'm going to err on the side of caution.
Have not ran DB in a few days and i recently updated Bit defender I can Confirm that this is happening and you can solve this by adding a folder exception as a temp fix