Adware.WhileUSurf

Behavior

Adware.WhileUSurf is an adware that displays a large number of advertisements in Internet Explorer.

Symptoms

Presence of the following files:

• wys.dll
• wys5.dll
  

Your Symantec product detects the files as Adware.WhileUSurf.

Transmission

This adware is usually installed by browsing malicious Web sites on the Internet.

Protection

• Initial Rapid Release version April 18, 2005
• Latest Rapid Release version June 14, 2008 revision 017
• Initial Daily Certified version April 18, 2005
• Latest Daily Certified version July 24, 2008 revision 024
• Initial Weekly Certified release date April 20, 2005

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.