The latest monthly installment of the Kaspersky Virus Top 20 is here. To find out more details about each virus, simply click on the links below.
| position | virus | percentage by occurrence |
|---|---|---|
| 1 | I-Worm.Klez |
94.5% |
| 2 | I-Worm.BadtransII | 1.5% |
| 3 | Win32.Elkern.c |
0.6% |
| 4 | I-Worm.Sircam | 0.6% |
| 5 | I-Worm.HappyTime | 0.4% |
| 6 | I-Worm.LoveLetter | 0.3% |
| 7 | I-Worm.Hybris | 0.2% |
| 8 | Win95.CIH | 0.2% |
| 9 | I-Worm.Cervivec | 0.2% |
| 10 | Trojan.PSW.Delf |
0.1% |
| 11 | Trojan.PSW.Gip |
0.1% |
| 12 | I-Worm.Magistr |
0.1% |
| 13 | Macro.Word97.Thus |
0.1% |
| 14 | I-Worm.Gibe | 0.1% |
| 15 | I-Worm.Nimda | 0.1% |
| 16 | I-Worm.Stator | 0.1% |
| 17 | JS.Trojan.Seeker | 0.1% |
| 18 | Backdoor.Death | 0.1% |
| 19 | IIS-Worm.CodeRed |
0.1% |
| 20 | Backdoor.Osirdoor | 0.1% |



Virus Top 20 – April 2002