| Threat Alias | Number of Incidents |
| Adware.Vundo.V.Gen [PC Tools] | 642 |
| Generic.dx [McAfee] | 445 |
| Mal/Generic-A [Sophos] | 270 |
| Packed/FSG [PC Tools] | 229 |
| New Malware.br [McAfee] | 219 |
| Trojan Horse [Symantec] | 162 |
| Mal/Packer [Sophos] | 158 |
| Generic Downloader.z [McAfee] | 156 |
| not-a-Virus.Keygen.Adobe [Ikarus] | 129 |
| not-a-Virus.Keygen.drivergenius [Ikarus] | 117 |
| Generic PUP.d [McAfee] | 111 |
| Win-Trojan/Xema.variant [AhnLab] | 110 |
| not-a-virus.Keygen.Nero [Ikarus] | 86 |
| Downloader [Symantec] | 84 |
| Generic KeyGen [McAfee] | 84 |
| not-a-Virus.Keygen.Windows [Ikarus] | 84 |
| Hacktool [Symantec] | 83 |
| Troj/Agent-GAU [Sophos] | 72 |
| Troj/Dloadr-BZU [Sophos] | 66 |
| not-a-Virus.Hacktool.Keygen.office2007 [Ikarus] | 62 |
| not-a-virus:Keygen.Adobe [Ikarus] | 59 |
| W32.Spybot.Worm [Symantec] | 55 |
| Win32/IRCBot.worm.variant [AhnLab] | 53 |
| not-a-Virus.Hacktool.Keygen.drivergenius_8.0p [Ikarus] | 52 |
| Backdoor.IRCBot!sd6 [PC Tools] | 48 |
| not-a-virus.Patch.winrar [Ikarus] | 48 |
| Trojan.DL.Loadadv.Gen.2 [PC Tools] | 45 |
| Trojan.Win32.Inject.mt [Kaspersky Lab] | 42 |
| Win-Trojan/Agent.41152 [AhnLab] | 42 |
| not-a-Virus.Hacktool.Keygen.ConvertXtoDVD [Ikarus] | 40 |
| Infostealer.Gampass [Symantec] | 36 |
| Spyware.Downldr!sd6 [PC Tools] | 36 |
| Trojan.Generic [PC Tools] | 36 |
| Trojan.DL.Agent.DUTG [PC Tools] | 32 |
| TROJ_DLOADER.HDA [Trend Micro] | 30 |
| Trojan-Spy.Win32.Banker.JU [Ikarus] | 30 |
| Trojan.Obfuscated!ct [PC Tools] | 29 |
| W32.DSS.Trojan [Symantec] | 28 |
| Downloader.gen.a [McAfee] | 26 |
| Generic Dropper [McAfee] | 25 |
| not-a-Virus.Hacktool.Keygen.VMWareW [Ikarus] | 25 |
| not-a-virus.Keygen.Adobe [Ikarus] | 24 |
| Troj/Keygen-BI [Sophos] | 24 |
| Mal/KeyGen-A [Sophos] | 23 |
| Trojan-Downloader.Win32.Delf.TU [Ikarus] | 23 |
| W32.IRCBot [Symantec] | 23 |
| Trojan-Spy.Gampass!sd6 [PC Tools] | 22 |
| Generic.dx!iq [McAfee] | 21 |
| Win-Trojan/Bzw.94298 [AhnLab] | 21 |
| not-a-virus.Keygen.RegistryMech [Ikarus] | 20 |
| Virus.Win32.Trojan [Ikarus] | 20 |
| Backdoor.Trojan [Symantec] | 19 |
| not-a-virus.MultiKeygenPatch [Ikarus] | 18 |
| Troj/Keygen-CI [Sophos] | 18 |
| Trojan.Horst [Symantec] | 16 |
| New Malware.hq [McAfee] | 15 |
| Win-Trojan/Krunchy.105984 [AhnLab] | 15 |
| not-a-Virus.Hacktool.Patch.winrar [Ikarus] | 14 |
| not-a-virus.Keygen.Avast [Ikarus] | 13 |
| Trojan.Zlob [Symantec] | 13 |
| HackTool:Win32/Keygen [Microsoft] | 12 |
| not-a-virus.Keygen.Windows [Ikarus] | 12 |
| TROJ_DLOADER.PTI [Trend Micro] | 12 |
| Trojan-Downloader.Delf!ct [PC Tools] | 12 |
| Win-Trojan/Keygen.35343 [AhnLab] | 12 |
| Trojan.Packed [Ikarus] | 11 |
| W32.Virut.CF [Symantec] | 11 |
| W32/Sdbot.worm [McAfee] | 11 |
| not-a-virus.Hacktool.Keygen.n360 [Ikarus] | 10 |
| not-a-Virus.Hacktool.Keygen.n360 [Ikarus] | 10 |
| not-a-Virus.Keygen.bitdefender [Ikarus] | 10 |
| Suspicious.MH690 [Symantec] | 10 |
| TROJ_KEYLOGGE.GP [Trend Micro] | 10 |
| New Poly Win32 [McAfee] | 9 |
| not-a-Virus.Hacktool.Keygen.AvastPro [Ikarus] | 9 |
| not-a-virus.Keygen.Mirc [Ikarus] | 9 |
| TROJ_AGENT.ADDE [Trend Micro] | 9 |
| Trojan.Win32.Agent.cro [Kaspersky Lab] | 9 |
| Virus.Win32.Agent.WID [Ikarus] | 9 |
| Virus.Win32.Hupigon.LZO [Ikarus] | 9 |
| Hacktool.Generic [PC Tools] | 8 |
| not-a-Virus.Hacktool.Keygen.poweriso [Ikarus] | 8 |
| Trojan.Generic [Ikarus] | 8 |
| Trojan.Horst!sd6 [PC Tools] | 8 |
| Generic BackDoor [McAfee] | 7 |
| Generic Downloader.x [McAfee] | 7 |
| Trojan:Win32/Bumat!rts [Microsoft] | 7 |
| Backdoor.Ranky [Symantec] | 6 |
| not-a-virus.Hacktool.Keygen.office2007 [Ikarus] | 6 |
| not-a-virus.Keygen.AdobeAcrobat9Pro [Ikarus] | 6 |
| not-a-Virus.Keygen.IP_Platinium [Ikarus] | 6 |
| not-a-Virus.Keygen.Photoshop [Ikarus] | 6 |
| Trojan-Downloader.Win32.Small.ieg [Kaspersky Lab] | 6 |
| Trojan-Dropper.SQH [Ikarus] | 6 |
| Virus:Win32/Virut.BM [Microsoft] | 6 |
| Win32.SuspectCrc [Ikarus] | 6 |
| Win-Trojan/Agent.47104.DR [AhnLab] | 6 |
| Backdoor.Graybird [Symantec] | 5 |
| Backdoor:Win32/Small [Microsoft] | 5 |
| BackDoor-CMQ [McAfee] | 5 |