Malware reports

The December 2001 Virus Top Twenty

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.BadtransII
87.4%
2 Trojan.PSW.Gip 2.5%
3
I-Worm.Hybris
2.3%
4 I-Worm.Sircam 1.4%
5 I-Worm.Magistr 1.1%
6 I-Worm.Aliz 0.9%
7 I-Worm.Nimda 0.6%
8 Trojan.PSW.Hooker 0.5%
9 I-Worm.Goner 0.3%
10 Macro.Word97.Thus
0.3%
11 I-Worm.Petik
0.2%
12 I-Worm.Zoher
0.1%
13 Backdoor.Death
0.1%
14 Macro.Word97.Furi
0.1%
15 JS.Trojan.Seeker 0.1%
16 Macro.Word97.Jota 0.1%
17 I-Worm.HappyTime 0.1%
18 Gnutella-Worm.Mandragore 0.1%
19 Macro.Word97.Verlor
0.1%
20 Macro.Word97.Shore 0.1%

The December 2001 Virus Top Twenty

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