A type of worm that replicates by sending complete, independent copies of itself over a network.
Additional Details
Net-Worm:W32/Nimda.D is a UPX-compressed variant of Net-Worm:W32/Nimda.A. It uses the same techniques as Nimda.A to spread itself.
Note
F-Secure Anti-Virus detects this variant with updates released on October 11, 2001 / 16:26:32 GMT. At that time F-secure has received no report from affected users.