Microsoft has released an updated removal tool for the Mydoom, Zindos, and Doomjuice worms

This tool will help to remove the Mydoom.A, Mydoom.B, Mydoom.E, Mydoom.F, Mydoom.G, Mydoom.J, Mydoom.L, Mydoom.O, Zindos.A, Doomjuice.A, and Doomjuice.B worms from infected machines.