Malware Statistics for April 2010

Monthly Malware Statistics: April 2010

Malicious programs detected on users’ computers

The first Top Twenty lists malicious programs, adware and potentially unwanted programs that were detected and neutralized when accessed for the first time, i.e. by the on-access scanner.

Position Change in position Name Number of infected computers
1 0 Net-Worm.Win32.Kido.ir 330025
2 0 Virus.Win32.Sality.aa 208219
3 0 Net-Worm.Win32.Kido.ih 183527
4 0 Net-Worm.Win32.Kido.iq 172517
5 0 Worm.Win32.FlyStudio.cu 125714
6 2 Virus.Win32.Virut.ce 70307
7 New Exploit.JS.CVE-2010-0806.i 68172
8 -2 Trojan-Downloader.Win32.VB.eql 64753
9 2 Worm.Win32.Mabezat.b 51863
10 5 Trojan-Dropper.Win32.Flystud.yo 50847
11 -1 Worm.Win32.AutoIt.tc 49622
12 New Exploit.JS.CVE-2010-0806.e 45070
13 -4 Packed.Win32.Krap.l 44942
14 New Trojan.JS.Agent.bhr 36795
15 2 not-a-virus:AdWare.Win32.RK.aw 36408
16 Return Trojan.Win32.Autoit.ci 35877
17 -1 Virus.Win32.Induc.a 31846
18 New Trojan.JS.Zapchast.dj 30167
19 Return Packed.Win32.Black.a 29910
20 Return Worm.Win32.AutoRun.dui 28343
Source: Kaspersky Lab

Malware Statistics – March 2010

Malicious programs detected on users’ computers

Top twenty malicious programs detected on users computers throughout the month of March.

Position Change in position Name Number of infected computers
1 0 Net-Worm.Win32.Kido.ir 332833
2 0 Virus.Win32.Sality.aa 211229
3 0 Net-Worm.Win32.Kido.ih 186685
4 0 Net-Worm.Win32.Kido.iq 181825
5 0 Worm.Win32.FlyStudio.cu 121027
6 0 Trojan-Downloader.Win32.VB.eql 68580
7 New Trojan.Win32.AutoRun.abj 66331
8 1 Virus.Win32.Virut.ce 61003
9 1 Packed.Win32.Krap.l 55823
10 -2 Worm.Win32.AutoIt.tc 55065
11 4 Worm.Win32.Mabezat.b 49521
12 -5 Exploit.JS.Aurora.a 43776
13 New Packed.Win32.Krap.as 40912
14 New Trojan.Win32.AutoRun.aay 40754
15 3 Trojan-Dropper.Win32.Flystud.yo 40190
16 -4 Virus.Win32.Induc.a 38683
17 -4 not-a-virus:AdWare.Win32.RK.aw 38547
18 New Trojan.Win32.AutoRun.abd 37037
19 -5 not-a-virus:AdWare.Win32.Boran.z 36996
20 0 not-a-virus:AdWare.Win32.FunWeb.q 34177
Source: Kaspersky Lab

March Malware Statistics

This months top 20 lists comes from the Kaspersky Security Network. Ranking is made up of the malicious programs, adware and potentially unwanted programs most frequently detected on users’ computers. As suspected, Conficker (also known as Kido, Downadup) topped the list.

Position Change Name
1 1 Net-Worm.Win32.Kido.ih
2 -1 Virus.Win32.Sality.aa
3 2 Trojan.Win32.Autoit.ci
4 4 Trojan-Downloader.Win32.VB.eql
5 2 Packed.Win32.Krap.g
6 0 Worm.Win32.AutoRun.dui
7 -4 Packed.Win32.Krap.b
8 -4 Packed.Win32.Black.a
9 New Trojan-Dropper.Win32.Flystud.ko
10 5 Virus.Win32.Sality.z
11 1 Worm.Win32.Mabezat.b
12 -2 Virus.Win32.Alman.b
13 1 Worm.Win32.Autoit.ar
14 New Trojan.JS.Agent.ty
15 2 Email-Worm.Win32.Brontok.q
16 3 Worm.Win32.Autoit.i
17 Return Virus.Win32.VB.bu
18 New Packed.Win32.Katusha.a
19 New Trojan.Win32.RaMag.a
20 New Trojan.Win32.Autoit.xp

Source: Kaspersky Lab

Malware Statistics: December 2008

Our listing of the top 10 malware threats for December 2008 provided by the Kaspersky Security Network.

1)   Virus.Win32.Sality.aa

2)   Packed.Win32.Krap.b

3)   Trojan-Downloader.Win32.VB.eql

4)   Worm.Win32.AutoRun.dui

5)   Trojan.HTML.Agent.ai

6)   Trojan-Downloader.WMA.GetCodec.c

7)   Virus.Win32.Alman.b

8)   Trojan.Win32.AutoIt.ci

9)   Packed.Win32.Black.a

10) Worm.Win32.AutoIt.ar

Source: Kaspersky Lab