January 2009 Virus Report

January 2009 Virus Report

Welcome to Sophos Protection News from SophosLabs - your monthly round-up of the latest news and trends affecting computer security.

This review is brought to you by your local Sophos Platinum Partner - TelNet Communications.


SophosLabs issued 170 anti-malware updates containing 1131 identities. These were broken down as:

Trojans (including spyware)        67%
Windows worms and viruses          17%
Behavioral Genotypes                9%
Potentially unwanted applications   5%
Other                               2%

The top 10 countries hosting Web threats in January

Rank      Detection                  %
 1        Js/Dwnldr                 17.8
 2        Troj/Agent                14.4
 3        W32/Netsky                13.9
 4        Mal/ZBot                  12.9
 5        Troj/FakeVir              7.9
 6        Mal/IFrame                5.6
 7        Mal/ZipMal                5.5
 8        W32/MyTob                 5.0
 9        W32/MyDoom                2.4
10        Mal/CryptBox              1.8

2009 started very much where 2008 left off. The biggest threat coming from Conficker worm with reports of millions of infected machines despite the fact that a patch had been released out of band by Microsoft. Conficker continues to spread via USB keys and weak passwords.