Top ten viruses reported yo Sophos in January.

Position:Virus Notes
 
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The report, which examines virus and hoax reports in the month of January 2004, reveals two new entrants--the MyDoom and Bagle worms--took the top two positions in the chart.

The top ten viruses in January 2004 were as follows:

  1. W32/MyDoom-A (MyDoom worm) 25.1% NEW ENTRY

  2. W32/Bagle-A (Bagle worm) 16.3% NEW ENTRY

  3. W32/Sober-C (Sober variant) 9.9%

  4. W32/Dumaru-A (Dumaru virus) 5.3%

  5. W32/Mimail-J (Mimail variant) 3.1%

  6. W32/Mimail-A (Mimail worm) 2.7%

  7. W32/Mimail-K (Mimail variant) 2.6%

  8. W32/Mimail-C (Mimail variant) 2.2%

  9. W32/Mimail-I (Mimail variant) 1.0%

  10. W32/Klez-H (Klez variant) 0.8%

24 MONTHS 1N CHART

Others 31.0%

Two new entrants dominate January's chart, yet both were first detected late in the month," said Sophos. "The MyDoom worm--winch launched a denial of service attack on SCO's website and clogged up thousands of email inboxes--only appeared on 26 January and accounted for one in four reports. The Bagle worm was a...

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