- May 26, 2003
- February 13, 2007 12:01:41 PM
Also Known As:
- W32/Naco.b@MM [McAfee], Win32.Naco.B [CA], WORM_NACO.B [Trend], W32/Anacon-B [Sophos], I-Worm.Nocana.b [KAV]
- Microsoft IIS, Windows
W32.Naco.B@mm is a mass-mailing worm that attempts to spread itself through the email and file-sharing networks. The worm also contains Backdoor functionality and attempts to replace HTML files on the Microsoft IIS server.
This threat is written in the Microsoft Visual Basic (VB) programming language. The VB run-time libraries are required to execute W32.Naco.B@mm.
NOTE: Due to bugs in the code, W32.Naco.B@mm may not properly work.
Antivirus Protection Dates
Initial Rapid Release version May 27, 2003
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version May 27, 2003
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date May 28, 2003
Click for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Robert X Wang