The document discusses the Welchia worm, which exploited vulnerabilities in Windows to download and install security patches to disable the Blaster worm. While it helped secure some systems, it also slowed down networks. The author expresses mixed feelings about the worm, seeing both helpful and unhelpful aspects to it disabling other malware but also impacting network performance.

1. The Welchia Worm By: ZDTW

2. What it did Downloaded and installed security patches into Microsoft It was helpful Slowed down networks and internet……OOOOO Discovered on August 18, 2003 Disabled Blaster Worm

3. How it did what it did Exploited Windows weak code 1 day to crack More than 1000 computers Date 01-01-04 Shutdown –r

4. My Feelings I hate this worm Its stupid I wish I would’ve got one that didn’t help people Well who got…good they got a helpful worm

5. My Feelings 2 There really isn’t anything bad about this…it’s a helpful worm!!!

6. Sources http://en.wikipedia.org/wiki/Welchia http://www.symantec.com/security_response/writeup.jsp?docid=2003-081815-2308-99