4/25: Spybot-OBZ Worm Has DDoS Ability
April 25, 2005

W32.Spybot.OBZ is a worm that has distributed denial of service and back door capabilities. The worm spreads through network shares protected by weak passwords and by exploiting vulnerabilities. The worm may be dropped by W32.Kelvir.AN.

Technical details can be found at Symantec page.