W32.HLLW.Shower.J

W32.HLLW.Shower.J is a worm that spreads through file-sharing networks, such as KaZaA and Morpheus.

Several variants have been found. All the variants are written in the Microsoft Visual Basic programming language. Some variants are compressed with UPX.

Protection

• Initial Rapid Release version July 31, 2003
• Latest Rapid Release version July 19, 2008 revision 019
• Initial Daily Certified version July 31, 2003
• Latest Daily Certified version January 20, 2009 revision 048
• Initial Weekly Certified release date August 6, 2003

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