| Threat Alias | Number of Incidents |
| Mal/Generic-A [Sophos] | 62 |
| Downloader [Symantec] | 55 |
| Trojan Horse [Symantec] | 47 |
| TrojanDownloader:MSIL/Agent.D [Microsoft] | 44 |
| Trojan-Downloader.MSIL.Agent.bb [Kaspersky Lab] | 35 |
| Trojan.Win32.FraudPack [Ikarus] | 30 |
| Trojan.Win32.FraudPack.pmy [Kaspersky Lab] | 30 |
| Downloader.gen.a [McAfee] | 22 |
| Downloader-BKV [McAfee] | 22 |
| TrojanDownloader:Win32/Agent.JH [Microsoft] | 13 |
| Trojan:Win32/Alureon.gen!J [Microsoft] | 12 |
| TrojanDownloader:Win32/Bofang.B [Microsoft] | 12 |
| Virus.Win32.Small [Ikarus] | 12 |
| Generic PUP.x [McAfee] | 10 |
| Trojan-Downloader.HG.222952.1 [Ikarus] | 10 |
| Trojan-Downloader.MSIL.Agent.ah [Ikarus] | 10 |
| Win-Trojan/Downloader.27136.DL [AhnLab] | 10 |
| Troj/Delf-FBD [Sophos] | 9 |
| Troj/DwnLdr-HFX [Sophos] | 9 |
| Trojan.Win32.Small.xut [Kaspersky Lab] | 9 |
| Trojan-Downloader.MSIL.Agent.bd [Kaspersky Lab] | 9 |
| Trojan-Downloader.Win32.Small [Ikarus] | 9 |
| Backdoor.Win32.IRCBot.gmv [Kaspersky Lab] | 6 |
| Backdoor.Win32.Nuclear.di [Kaspersky Lab] | 6 |
| BackDoor-CQN [McAfee] | 6 |
| Packed.Generic.200 [Symantec] | 6 |
| Trojan.Win32.Delf.eun [Kaspersky Lab] | 6 |
| VirTool:Win32/CeeInject.gen!J [Microsoft] | 6 |
| Backdoor.Win32.VB.giq [Kaspersky Lab] | 5 |
| Generic BackDoor [McAfee] | 5 |
| Generic.dx!bew [McAfee] | 5 |
| Infostealer [Symantec] | 5 |
| Trojan.Win32.Agent.aggx [Kaspersky Lab] | 5 |
| Trojan.Win32.Small.yaf [Kaspersky Lab] | 5 |
| Trojan.Zlob [Symantec] | 5 |
| Trojan-Dropper.Agent [Ikarus] | 5 |
| Virus.Trojan.Win32.Small.yaf [Ikarus] | 5 |
| Win-Trojan/Downloader.14848.FV [AhnLab] | 5 |
| Backdoor.Win32.TDSS.awp [Kaspersky Lab] | 4 |
| Generic Obfuscated.a [McAfee] | 4 |
| Mal/FakeVirPk-A [Sophos] | 4 |
| Puper [McAfee] | 4 |
| Trojan.TDss [Ikarus] | 4 |
| Trojan-Downloader.Win32.Agent.ajvr [Kaspersky Lab] | 4 |
| TrojanDownloader:Win32/Zlob.AOJ [Microsoft] | 4 |
| VirTool.Win32.CeeInject [Ikarus] | 4 |
| W32/Inject-DE [Sophos] | 4 |
| W32/Spybot.worm.gen [McAfee] | 4 |
| Adware.Lop [Symantec] | 3 |
| BKDR_NUCLEAR.BY [Trend Micro] | 3 |
| Generic Downloader.x [McAfee] | 3 |
| Trojan.Delf!sd6 [PC Tools] | 3 |
| Trojan.Win32.InternetAntivirus [Ikarus] | 3 |
| Trojan.Win32.Monderc.gen [Kaspersky Lab] | 3 |
| TrojanDownloader:Win32/Bofang.C [Microsoft] | 3 |
| Win-Trojan/Xema.variant [AhnLab] | 3 |
| Backdoor.Win32.Omega.a [Ikarus] | 2 |
| Backdoor.Win32.Small.ph [Kaspersky Lab] | 2 |
| Cryp_Pai-5 [Trend Micro] | 2 |
| Generic Dropper [McAfee] | 2 |
| Generic PWS.o [McAfee] | 2 |
| Generic PWS.y [McAfee] | 2 |
| Infostealer.Banker.C [Symantec] | 2 |
| Mal/TDSSPack-A [Sophos] | 2 |
| Packed.Win32.TDSS.y [Kaspersky Lab] | 2 |
| PWS-Zbot.gen.c [McAfee] | 2 |
| Trojan.Win32.Agent.tvy [Kaspersky Lab] | 2 |
| Trojan.Win32.Tdss.aknd [Kaspersky Lab] | 2 |
| Trojan-Downloader.Win32.Bagle.bgr [Kaspersky Lab] | 2 |
| Trojan-Dropper.MSIL.Agent [Ikarus] | 2 |
| Trojan-Dropper.MSIL.Agent.aw [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot [Ikarus] | 2 |
| Trojan-Spy.Win32.Zbot.eul [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot.fzl [Kaspersky Lab] | 2 |
| TrojanSpy.ZBot.Gen!Pac.4 [PC Tools] | 2 |
| VirTool:Win32/DelfInject.gen!AF [Microsoft] | 2 |
| W32.SillyFDC [Symantec] | 2 |
| Adware.Lop [PC Tools] | 1 |
| Backdoor.Trojan [Symantec] | 1 |
| Backdoor.Win32.Bifrose [Ikarus] | 1 |
| Backdoor.Win32.Bifrose.axle [Kaspersky Lab] | 1 |
| Backdoor.Win32.Delf.aka [Kaspersky Lab] | 1 |
| Backdoor.Win32.Rbot.gen [Kaspersky Lab] | 1 |
| DNSChanger!w [McAfee] | 1 |
| DNSChanger.f.gen.a [McAfee] | 1 |
| FakeAlert-FQ [McAfee] | 1 |
| Fraudtool.Win32.PCDefender [Ikarus] | 1 |
| Generic FakeAlert.k [McAfee] | 1 |
| Generic Malware.eb [McAfee] | 1 |
| Mal/EncPk-HF [Sophos] | 1 |
| Mal/EncPk-HF, Mal/EncPk-CZ [Sophos] | 1 |
| Mal/EncPk-KG, Mal/TDSSPack-A [Sophos] | 1 |
| Mal/HckPk-A, Mal/Basine-C [Sophos] | 1 |
| Mal/TDSS-A [Sophos] | 1 |
| Mal/TDSSPack-A, Mal/TDSSPack-R, Mal/TDSSPack-Q, Mal/EncPk-KG, Mal/EncPk-MX [Sophos] | 1 |
| Mal/Zbot-D [Sophos] | 1 |
| New Malware.ag [McAfee] | 1 |
| Packed.Win32.PolyCrypt.b [Kaspersky Lab] | 1 |
| Packed.Win32.Tdss.f [Kaspersky Lab] | 1 |
| PolyCrypt-Packed [McAfee] | 1 |