The Argentine writer of the VBS Worm Generator, known as [K], has taken the program off of both his Websites. An older version of the kit was used to write the Anna Kournikova worm in February. The program, said to be extremely sophisticated and user-friendly, is thought to have been removed to avoid legal consequences. According to Wired, the withdrawal has created a demand for the software and some people are offering to sell it.

The source article is at wired.com.