The amount of malware that spread on the internet may be infinite. But at least there are a hundred that are incentive-incessant attack computer users.

Well, here is a list of names of the Top 100 malware circulating in the world since February 26 – March 5 2009, according to a report from Kaspersky Lab, Tuesday (10/3/2009).

Malware Name (Hits)

1. Net-Worm.Win32.Kido.ih (23.9615%)
2. Trojan-Dropper.Win32.Mutant.a (23.4388%)
3. HEUR:Trojan.Win32.Generic (8.9684%)
4. Heur.Win32.Trojan.Generic (7.5653%)
5. Heur.Win32.Invader (2.4484%)
6. HEUR:Trojan-Downloader.Win32.Generic (2.0083%)
7. Net-Worm.Win32.Kido.eo (1.8432%)
8. Packed.Win32.Black.a (1.8157%)
9. Trojan-Proxy.Win32.Agent.mf (1.7882%)
10. Trojan-Downloader.Win32.Small.aacq (1.6781%)
11. Trojan.Win32.Agent.bsdh (1.5681%)
12. Trojan.Win32.Monder.gen (1.4856%)
13. Packed.Win32.Tdss.f (0.7703%)
14. Net-Worm.Win32.Kido.ef (0.6878%)
15. Net-Worm.Win32.Kido.t (0.6878%)
16. Trojan-Downloader.Win32.Agent.ahyl (0.6602%)
17. Backdoor.Win32.Inject.mw (0.6327%)
18. Net-Worm.Win32.Kido.du (0.6327%)
19. Trojan-Spy.Win32.Agent.abre (0.6052%)
20. Packed.Win32.Katusha.a (0.5227%)
21. Trojan-Downloader.Win32.Agent.adch (0.4952%)
22. HEUR:Trojan.Win32.Invader (0.4677%)
23. Trojan-Downloader.Win32.FraudLoad.dpz (0.4677%)
24. Trojan-Downloader.Win32.Injecter.cco (0.4127%)
25. Trojan.Win32.Obfuscated.gen (0.3851%)
26. Backdoor.Win32.IRCBot.htv (0.3851%)
27. Trojan-Dropper.Win32.Agent.bvn (0.3576%)
28. HEUR:Virus.Win32.Generic (0.3576%)
29. Virus.Win32.Sality.aa (0.3576%)
30. Multi.Win32.Packed (0.3301%)
31. Trojan-Downloader.Win32.Agent.bjhd (0.3026%)
32. HEUR:Backdoor.Win32.Generic (0.2751%)
33. Suspicious.Win32.Packer (0.2751%)
34. Trojan.Win32.BHO.nby (0.2751%)
35. Trojan-Downloader.Win32.Injecter.cjb (0.2476%)
36. not-a-virus:AdWare.Win32.Shopper.ar (0.2476%)
37. Trojan-Dropper.Win32.Agent.aihn (0.2201%)
38. Trojan-Dropper.Win32.Agent.zje (0.2201%)
39. Virus.Win32.VB.ki (0.1926%)
40. Trojan-PSW.Win32.Agent.lta (0.1926%)
41. not-a-virus:AdWare.Win32.Thingies (0.1926%)
42. Trojan-GameThief.Win32.WOW.fwj (0.1926%)
43. Trojan.Win32.Buzus.annp (0.1926%)
44. Trojan.Win32.Obfuscated.whl (0.1926%)
45. not-a-virus:AdWare.Win32.180Solutions.bj (0.1651%)
46. not-a-virus:AdWare.Win32.Relevant.n (0.1651%)
47. not-a-virus:FraudTool.Win32.SystemSecurity.cc (0.1651%)
48. not-a-virus:AdWare.Win32.BHO.fav (0.1651%)
49. Trojan-Downloader.Win32.Agent.bjdl (0.1376%)
50. Trojan.Win32.Buzus.anmg (0.1376%)
51. Hoax.MSIL.BadJoke.Agent.s (0.1376%)
52. Virus.Win32.Virut.ce (0.1376%)
53. Trojan-Downloader.Win32.Tiny.byt (0.1376%)
54. Heur.Win32.Downloader (0.1376%)
55. Net-Worm.Win32.Kido.dam.y (0.1376%)
56. Trojan-GameThief.Win32.OnLineGames.ukpq (0.11%)
57. Trojan-Dropper.Win32.Small.ayg (0.11%)
58. P2P-Worm.Win32.Agent.to (0.11%)
59. Net-Worm.Win32.Kido.cy (0.11%)
60. Trojan-Spy.Win32.Ardamax.n (0.11%)
61. not-a-virus:AdWare.Win32.Agent.kyd (0.11%)
62. Trojan-Dropper.Win32.Agent.aihl (0.11%)
63. Backdoor.Win32.Small.hma (0.11%)
64. Backdoor.Win32.Poison.unh (0.11%)
65. Virus.Win32.Parite.b (0.11%)
66. Exploit.Win32.DCom.ad (0.11%)
67. Backdoor.Win32.Poison.upb (0.0825%)
68. IM-Worm.Win32.Sohanad.gen (0.0825%)
69. Virus.Win32.Sality.z (0.0825%)
70. Trojan.Win32.Agent.bsyg (0.0825%)
71. Trojan-Downloader.Win32.Agent.beev (0.0825%)
72. not-a-virus:AdWare.Win32.OneStep.z (0.0825%)
73. Virus.Win32.Alman.b (0.0825%)
74. Backdoor.Win32.DSNX.03 (0.0825%)
75. Trojan.Win32.Buzus.anox (0.0825%)
76. Trojan.Win32.Agent.bsyh (0.0825%)
77. HackTool.MSIL.KKFinder.q (0.0825%)
78. Trojan-PSW.Win32.Delf.fg (0.0825%)
79. Backdoor.Win32.IRCBot.hvt (0.0825%)
80. not-a-virus:FraudTool.Win32.SpyNoMore.g (0.0825%)
81. Backdoor.Win32.IrcContact.30 (0.055%)
82. Net-Worm.Win32.Kido.hi (0.055%)
83. Trojan.Win32.Buzus.ansx (0.055%)
84. Trojan-Downloader.Win32.Agent.bjpn (0.055%)
85. Trojan-Spy.Win32.Ardamax.t (0.055%)
86. P2P-Worm.Win32.Bacteraloh.h (0.055%)
87. Trojan.Win32.VB.aad (0.055%)
88. Trojan-Downloader.Win32.FraudLoad.vluf (0.055%)
89. Trojan.Win32.Agent.bsyi (0.055%)
90. not-a-virus:AdWare.Win32.EShoper.bi (0.055%)
91. Trojan.Win32.Autoit.bk (0.055%)
92. Trojan.Win32.Agent.bsfc (0.055%)
93. Backdoor.Win32.Turkojan.clw (0.055%)
94. Trojan.Win32.Agent2.eon (0.055%)
95. Worm.Win32.AutoRun.fdl (0.055%)
96. not-a-virus:AdWare.Win32.Mostofate.ci (0.055%)
97. not-a-virus:AdWare.Win32.Agent.nn (0.055%)
98. Trojan-DDoS.Win32.Small.y (0.055%)
99. Trojan.Win32.Obfuscated.aaw (0.055%)
100. Trojan-Downloader.Win32.Agent.bizd (0.055%)

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