UNH CIS Signals

Conficker Computer Worm: How to See If You Are Vulnerable

Martin England

April, 2009

Computer WormThe Conficker computer worm is the latest Windows-based threat. Symptoms include blocked access to security-related sites (such as Microsoft.com and anti-virus software sites) and user lockouts. If you have Microsoft Windows Patch KB958644, released 10/24/08, you should be protected against Conficker, but to be certain, you should also run a full system scan with your anti-virus software.

UNH students, faculty and staff can download McAfeee Virus Scan at www.virus.unh.edu at no charge. Please keep your anti-virus software updated to ensure you have the latest protection (right-click on McAfee icon and choose Update Now).

Visit www.mcafee.com/us/threat_center/conficker.html for more information. This link also contains an Avert Stinger Tool for removing Conficker.

To check if you have the appropriate Microsoft Windows Patch installed, follow these steps:

Windows Vista

  1. Go to Start.
  2. Choose Control Panel.
  3. Choose Programs and Features.
  4. Select Installed Updates from the left-hand side panel.
  5. Scroll down to list of installed updates and look for Security Update for Microsoft Windows (KB958644), dated 10/24/08.

 

Windows XP

  1. Go to Start.
  2. Choose Control Panel.
  3. Choose Add/Remove Programs.
  4. Check the box labeled Show Updates.
  5. Scroll down to list of installed updates and look for Security Update for Microsoft Windows (KB958644), dated 10/24/08.

If you do not see this patch listed, visit Microsoft.com and choose Security & Updates, then Microsoft Update to install the latest updates. If you cannot access this website or have additional questions, please call the Help Desk at 862-4242. UNH students who suspect they are infected can visit the IT Support Center, Dimond Level 3 (Main Floor).