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| News archive about antivirus software, virus threats, trojans |
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March 2003
The Virus Top Twenty - February 2003 -- Posted by Igor_Donchenko on Sunday, March 30 2003
Kaspersky Labs presents the Virus Top 20 for the month of Februrary, 2003.
The percentage shown represents the percentage of registered incidences.
| Position | Virus | Percentage by occurrence |
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| 1 | I-Worm.Klez | 29.67% | | 2 | I-Worm.Sobig | 8.81% | | 3 | I-Worm.Lentin | 7.04% | | 4 | Macro.Word97.Thus | 3.12% | | 5 | I-Worm.Avron | 3.00% | | 6 | I-Worm.Roron | 2.87% | | 7 | I-Worm.Hybris | 2.49% | | 8 | I-Worm.Tanatos | 1.30% | | 9 | Macro.Word97.Flop | 0.98% | | 10 | Macro.Word97.Saver | 0.78% | | 11 | Win95.CIH | 0.71% | | 12 | Worm.Win32.Opasoft | 0.69% | | 13 | Win95.Spaces | 0.76% | | 14 | Backdoor.Mosuck | 0.58% | | 15 | Backdoor.Antilam | 0.57% | | 16 | VBS.Redlof | 0.53% | | 17 | I-Worm.Stator | 0.53% | | 18 | Macro.Word97.Melissa | 0.52% | | 19 | Backdoor.Optix.Pro | 0.51% | | 20 | Macro.Word97.VMPC | 0.50% |
Other Malicious Programs - 34.18%
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