| Threat Alias | Number of Incidents |
| Downloader [Symantec] | 31 |
| Trojan Horse [Symantec] | 27 |
| Generic.dx [McAfee] | 21 |
| Mal/Generic-A [Sophos] | 16 |
| Troj/Virtum-Gen [Sophos] | 10 |
| Win-Trojan/Xema.variant [AhnLab] | 10 |
| Downloader.gen.a [McAfee] | 8 |
| Mal/EncPk-DB [Sophos] | 8 |
| Trojan.Vundo [Symantec] | 8 |
| Vundo.gen.m [McAfee] | 7 |
| Mal/EncPk-CZ [Sophos] | 6 |
| Trojan.Generic [PC Tools] | 6 |
| Trojan.Win32.Agent.airw [Kaspersky Lab] | 6 |
| TrojanDownloader:Win32/Harnig.gen!J [Microsoft] | 6 |
| Backdoor.Rustock.B [Symantec] | 5 |
| Generic BackDoor [McAfee] | 5 |
| Mal/Frethog-B [Sophos] | 5 |
| Trojan.Packed.NsAnti [Symantec] | 5 |
| Trojan:Win32/Vundo.KAL [Microsoft] | 5 |
| Backdoor.Trojan [Symantec] | 4 |
| Generic PWS.ak [McAfee] | 4 |
| Infostealer [Symantec] | 4 |
| Mal/EncPk-FC [Sophos] | 4 |
| Packed.Generic.187 [Symantec] | 4 |
| Trojan.Agent!sd6 [PC Tools] | 4 |
| Trojan.Win32.Monderb.lqm [Kaspersky Lab] | 4 |
| Trojan:Win32/Meredrop [Microsoft] | 4 |
| W32.Spybot.Worm [Symantec] | 4 |
| Generic Downloader.x [McAfee] | 3 |
| Mal/Basine-C [Sophos] | 3 |
| Mal/EncPk-DG [Sophos] | 3 |
| Packed.Generic.182 [Symantec] | 3 |
| Packed.Win32.Krap.b [Kaspersky Lab] | 3 |
| PWS:Win32/Frethog.AJ [Microsoft] | 3 |
| PWS:Win32/Frethog.D [Microsoft] | 3 |
| Trojan.Win32.Agent [Ikarus] | 3 |
| Trojan:Win32/Vundo.gen!X [Microsoft] | 3 |
| Trojan-Downloader.Win32.Agent.ahfa [Kaspersky Lab] | 3 |
| Backdoor.Win32.Agent.rvn [Kaspersky Lab] | 2 |
| Backdoor.Win32.NewRest.n [Kaspersky Lab] | 2 |
| FakeAlert-BD [McAfee] | 2 |
| Generic Dropper [McAfee] | 2 |
| Mal/Behav-066 [Sophos] | 2 |
| Mal/EncPk-CK [Sophos] | 2 |
| Mal/Packer [Sophos] | 2 |
| PWS-Gamania.gen.a [McAfee] | 2 |
| PWS-Gamania.gen.c [McAfee] | 2 |
| TROJ_DLOAD.NBA [Trend Micro] | 2 |
| Trojan:Win32/Ircbrute [Microsoft] | 2 |
| W32/Sdbot.worm [McAfee] | 2 |
| Win-Trojan/Agent.111104.AI [AhnLab] | 2 |
| Backdoor.Agent!sd6 [PC Tools] | 1 |
| Backdoor.Eterok!sd6 [PC Tools] | 1 |
| Backdoor.Eterok.C [Symantec] | 1 |
| Backdoor.Graybird!Gen [Symantec] | 1 |
| Backdoor.IRCBot.ST [PC Tools] | 1 |
| Backdoor.Rustock [Ikarus] | 1 |
| Backdoor.Tidserv [Symantec] | 1 |
| Backdoor.Win32.Rbot.vgg [Kaspersky Lab] | 1 |
| Backdoor.Win32.Rbot.wdq [Kaspersky Lab] | 1 |
| Backdoor.Win32.SdBot.lnh [Kaspersky Lab] | 1 |
| Backdoor:Win32/Rustock.E [Microsoft] | 1 |
| DNSChanger.gen.a [McAfee] | 1 |
| Downloader-BHH [McAfee] | 1 |
| Downloader-BHP [McAfee] | 1 |
| Email-Worm.Win32.Zhelatin.ahr [Kaspersky Lab] | 1 |
| FakeAlert-AG.gen.a [McAfee] | 1 |
| Generic Dropper.by [McAfee] | 1 |
| Generic Dropper.l [McAfee] | 1 |
| Generic FakeAlert.a [McAfee] | 1 |
| Generic PWS.y [McAfee] | 1 |
| Generic.dx!gqd [McAfee] | 1 |
| Infostealer.Gampass [Symantec] | 1 |
| Mal/Behav-066, Mal/EncPk-DV, Mal/TibsPak [Sophos] | 1 |
| Mal/Behav-066, Mal/TibsPak [Sophos] | 1 |
| Mal/Emogen-P [Sophos] | 1 |
| Mal/EncPk-BU [Sophos] | 1 |
| Mal/EncPk-CE, Mal/EncPk-EK [Sophos] | 1 |
| Mal/EncPk-CR [Sophos] | 1 |
| Mal/EncPk-CR, Mal/Hupig-D, Mal/DSpy-B [Sophos] | 1 |
| Mal/EncPk-DA, Mal/TibsPak [Sophos] | 1 |
| Mal/Generic-A, Mal/EncPk-EO [Sophos] | 1 |
| Mal/TibsPak [Sophos] | 1 |
| Net-Worm.Kolab [PC Tools] | 1 |
| Net-Worm.Win32.Kolab.avc [Kaspersky Lab] | 1 |
| New Malware.ix [McAfee] | 1 |
| Packed.Generic.128 [Symantec] | 1 |
| Packed.Win32.PolyCrypt.e [Kaspersky Lab] | 1 |
| Packed/FSG [PC Tools] | 1 |
| Program:Win32/Antivirus2008 [Microsoft] | 1 |
| Suspicious.MH690 [Symantec] | 1 |
| Tibs-Packed [McAfee] | 1 |
| Troj/Bckdr-QPN [Sophos] | 1 |
| Troj/Pushdo-Gen [Sophos] | 1 |
| TROJ_MUTANT.CV [Trend Micro] | 1 |
| TROJ_PAKES.AUF [Trend Micro] | 1 |
| TROJ_TIBS.ANZ [Trend Micro] | 1 |
| TROJ_VUNDO.EUF [Trend Micro] | 1 |
| Trojan.DL.Zlob.IXQ [PC Tools] | 1 |
| Trojan.DR.Pandex.Gen.4 [PC Tools] | 1 |