| Threat Alias | Number of Incidents |
| Mal/Packer, Mal/EncPk-BW [Sophos] | 7,655 |
| Generic.dx [McAfee] | 6,910 |
| Trojan-PWS.Win32.Small [Ikarus] | 6,833 |
| Trojan Horse [Symantec] | 6,730 |
| Trojan-GameThief.Win32.OnLineGames.abrf.a [Kaspersky Lab] | 6,059 |
| Trojan-Downloader.Agent.NZW [PC Tools] | 1,162 |
| New Malware.aj [McAfee] | 818 |
| Infostealer.Gampass [Symantec] | 712 |
| New Malware.n [McAfee] | 526 |
| Trojan-PWS.OnlineGames.ADRD [PC Tools] | 504 |
| Suspicious.MH690 [Symantec] | 423 |
| Trojan.Win32.Agent [Ikarus] | 363 |
| Troj/Virtum-Gen [Sophos] | 244 |
| Mal/Generic-A [Sophos] | 205 |
| Mal/EncPk-BW, Mal/Packer, Mal/EncPk-BW [Sophos] | 203 |
| Trojan-PSW.Gampass [PC Tools] | 194 |
| Virus.Win32.Virut [Ikarus] | 166 |
| Infostealer.Lemir [Symantec] | 158 |
| Rootkit.Order [PC Tools] | 150 |
| Trojan.KillAV [Symantec] | 142 |
| Mal/Behav-010, Mal/Packer, Mal/GamePSW-B, Mal/GamePSW-C, Mal/EncPk-BW, Mal/Dloadr-E [Sophos] | 127 |
| Trojan-Dropper.Agent [Ikarus] | 120 |
| Mal/Packer, Mal/EncPk-BW, Troj/Virtum-Gen [Sophos] | 114 |
| Mal/TibsPk-A [Sophos] | 101 |
| Infostealer.Onlinegame [Symantec] | 97 |
| Win32.SuspectCrc [Ikarus] | 89 |
| Trojan.Win32.Scar.acgo [Kaspersky Lab] | 82 |
| Troj/PWS-BAF [Sophos] | 81 |
| Trojan-Spy.Win32.Pophot [Ikarus] | 80 |
| W32.Mumawow.F!inf [Symantec] | 69 |
| Downloader [Symantec] | 63 |
| Trojan-GameThief.Win32.OnLineGames.uzte [Kaspersky Lab] | 63 |
| W32.Fiala.A [Symantec] | 59 |
| Trojan.Win32.Vilsel.ooj [Kaspersky Lab] | 58 |
| Trojan.Dropper [Symantec] | 57 |
| Trojan:Win32/Meredrop [Microsoft] | 56 |
| Trojan.Win32.Vilsel.ogc [Kaspersky Lab] | 54 |
| Trojan-PWS.Win32.QQPass [Ikarus] | 54 |
| Trojan.Win32.Vilsel.ndz [Kaspersky Lab] | 47 |
| Trojan-Downloader.Zlob.GEN [PC Tools] | 47 |
| PWS-Mmorpg.gen [McAfee] | 46 |
| TROJ_FAKEAV.AC [Trend Micro] | 43 |
| Trojan.Win32.Vilsel.ndy [Kaspersky Lab] | 43 |
| Mal/Packer [Sophos] | 40 |
| Trojan.Generic [PC Tools] | 39 |
| Trojan-PWS.Win32.LdPinch [Ikarus] | 39 |
| Trojan-Spy.Gampass!sd6 [PC Tools] | 38 |
| Mal/EncPk-BW [Sophos] | 37 |
| Mal/Basine-C [Sophos] | 36 |
| Trojan.Generic [Ikarus] | 36 |
| Trojan.Win32.Vilsel.ndw [Kaspersky Lab] | 36 |
| Trojan.Win32.Vilsel.nea [Kaspersky Lab] | 35 |
| Generic Downloader.x [McAfee] | 34 |
| Trojan-Spy.Win32.Bancos [Ikarus] | 34 |
| Trojan-Downloader.Win32.Geral [Ikarus] | 33 |
| Trojan-Downloader.Win32.Cekar [Ikarus] | 32 |
| Trojan-Spy.Win32.Banker [Ikarus] | 32 |
| Troj/KillAV-FI [Sophos] | 30 |
| Trojan.Win32.Agent.bvrn [Kaspersky Lab] | 30 |
| Trojan-Banker.Win32.Banker [Ikarus] | 30 |
| TSPY_ONLINEG.FYU [Trend Micro] | 30 |
| Trojan-Downloader.Win32.VB.kwb [Kaspersky Lab] | 29 |
| Mal/Basine-C, Mal/Behav-009 [Sophos] | 28 |
| TROJ_ZLOB.LN [Trend Micro] | 28 |
| Virus.Win32.Trojan [Ikarus] | 28 |
| Trojan-Dropper.Win32.Ceekat [Ikarus] | 27 |
| Malware.Fiala [PC Tools] | 26 |
| Trojan.Win32.Agent.binb [Kaspersky Lab] | 26 |
| Mal/Behav-156, Mal/Behav-160, Mal/Emogen-E [Sophos] | 25 |
| Trojan.Win32.Meredrop [Ikarus] | 25 |
| Trojan-Dropper.Win32.Agent.aiqb [Kaspersky Lab] | 25 |
| Mal/Emogen-E, Mal/Behav-160 [Sophos] | 24 |
| Trojan.Win32.Obfuscated [Ikarus] | 23 |
| Mal/Behav-156 [Sophos] | 22 |
| Packed/Upack [PC Tools] | 22 |
| Trojan.Win32.Glox [Ikarus] | 22 |
| Trojan.Zlob [Ikarus] | 22 |
| Backdoor.Win32.Popwin [Ikarus] | 21 |
| Trojan.Win32.Agent.bulk [Kaspersky Lab] | 21 |
| Trojan-GameThief.Win32.WOW.iml [Kaspersky Lab] | 21 |
| Win32.Warezov [Ikarus] | 21 |
| Trojan-GameThief.Win32.WOW.wdw [Kaspersky Lab] | 20 |
| Worm.AutoRun.WHY [PC Tools] | 20 |
| FakeAlert-XPSecurityCenter [McAfee] | 19 |
| Infostealer.Lineage [Symantec] | 19 |
| Trojan.Win32.LaSta [Ikarus] | 19 |
| Trojan-GameThief.Win32.Magania.gen [Kaspersky Lab] | 19 |
| W32.SillyFDC [Symantec] | 19 |
| Exp/MS08067-A [Sophos] | 18 |
| Mal/Packer, Mal/Behav-024, Mal/GamePSW-C, Mal/GamePSW-B, Mal/EncPk-BW, Mal/Dloadr-E, Mal/Behav-027, Mal/Emogen-Y, Mal/Behav-010 [Sophos] | 18 |
| Trojan.Ducky.B [Symantec] | 18 |
| Trojan-Downloader.VB!sd6 [PC Tools] | 17 |
| Trojan-GameThief.Win32.Nilage.abf [Kaspersky Lab] | 17 |
| Trojan-Spy.Win32.Banker.anv [Ikarus] | 17 |
| W32.SillyDC [Symantec] | 17 |
| Exploit.Win32.IMG-WMF.mj [Kaspersky Lab] | 16 |
| Mal/Behav-152 [Sophos] | 16 |
| Mal/Packer, Mal/EncPk-BW, Mal/Behav-214 [Sophos] | 16 |
| not-a-virus.Risktool.XPKeyChanger [Ikarus] | 16 |
| Trojan.Ducky!sd6 [PC Tools] | 16 |