| Threat Alias | Number of Incidents |
| Trojan-PWS.OnlineGames.ADRD [PC Tools] | 1,218 |
| Infostealer.Lemir [Symantec] | 1,084 |
| Trojan.Win32.Agent.binb [Kaspersky Lab] | 754 |
| 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] | 666 |
| Mal/Behav-010, Mal/Packer, Mal/Behav-024, Mal/GamePSW-C, Mal/GamePSW-B, Mal/EncPk-BW, Mal/Dloadr-E, Mal/Behav-027, Mal/Emogen-Y [Sophos] | 338 |
| PWS-Mmorpg.gen [McAfee] | 292 |
| Infostealer.Onlinegame [Symantec] | 174 |
| Mal/Behav-010, Mal/Packer, Mal/GamePSW-B, Mal/GamePSW-C, Mal/EncPk-BW, Mal/Dloadr-E [Sophos] | 168 |
| Packed/Upack [AhnLab] | 166 |
| Virus.Win32.Virut.ce [Kaspersky Lab] | 136 |
| W32.Virut.CF [Symantec] | 117 |
| W32/Scribble-B [Sophos] | 116 |
| Virus:Win32/Virut.BM [Microsoft] | 107 |
| Trojan-PSW.Win32.OnLineGames.h [Kaspersky Lab] | 84 |
| Win32/Virut.E [AhnLab] | 84 |
| W32/Vetor-A [Sophos] | 82 |
| W32/Virut.gen [McAfee] | 81 |
| W32/Virut.n.gen [McAfee] | 78 |
| W32.Virut.U [Symantec] | 69 |
| Virus.Win32.Virut.q [Kaspersky Lab] | 64 |
| Trojan-PSW.Win32.OnLineGames.saod [Kaspersky Lab] | 63 |
| Win32.Virut.Gen.5 [PC Tools] | 61 |
| Win32/Virut.D [AhnLab] | 48 |
| Win32/Virut.F [AhnLab] | 46 |
| PE_VIRUT.XO [Trend Micro] | 43 |
| Mal/Generic-A [Sophos] | 38 |
| New Win32.g4 [McAfee] | 32 |
| Virus:Win32/Virut.L [Microsoft] | 32 |
| Infostealer [Symantec] | 30 |
| Trojan.Win32.Agent.bvrn [Kaspersky Lab] | 30 |
| Mal/Behav-024, Mal/Behav-004, Mal/Behav-027, Mal/Behav-010, Mal/GamePSW-B, Mal/GamePSW-C, Mal/Packer, Mal/Emogen-Y, Mal/EncPk-BW, Mal/Dloadr-E [Sophos] | 29 |
| Mal_Infostl [Trend Micro] | 29 |
| Trojan-Downloader.Win32.Delf.dsz [Kaspersky Lab] | 29 |
| Trojan-PSW.Lemir [PC Tools] | 29 |
| Trojan.DL.Delf.AQWQ [PC Tools] | 27 |
| Trojan.Win32.Agent.bszu [Kaspersky Lab] | 27 |
| Trojan.Win32.Agent.bulk [Kaspersky Lab] | 26 |
| Virus.Win32.Virut.n [Kaspersky Lab] | 26 |
| Mal/Behav-010, Mal/Packer, Mal/GamePSW-B, Mal/Behav-024, Mal/GamePSW-C, Mal/EncPk-BW, Mal/Dloadr-E, Mal/Emogen-Y, Mal/Behav-027 [Sophos] | 20 |
| Win32.Virut.Gen [PC Tools] | 20 |
| Virus:Win32/Virut.AK [Microsoft] | 19 |
| W32.Virut.B [Symantec] | 19 |
| W32/Virut-Gen [Sophos] | 19 |
| PE_VIRUT.D [Trend Micro] | 18 |
| Win32/Virut.C [AhnLab] | 18 |
| PE_VIRUT.XL [Trend Micro] | 17 |
| PWS-Banker.dldr [McAfee] | 17 |
| Virus:Win32/Virut.AE [Microsoft] | 17 |
| W32/Virut.j [McAfee] | 17 |
| Generic.dx [McAfee] | 15 |
| 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] | 14 |
| PE_VIRUT.XP [Trend Micro] | 13 |
| W32.Virut.W [Symantec] | 12 |
| PE_VIRUX.H-3 [Trend Micro] | 11 |
| Generic PWS.y [McAfee] | 10 |
| Mal/Behav-010, Mal/Packer, Mal/GamePSW-B, Mal/Behav-024, Mal/GamePSW-C, Mal/EncPk-BW, Mal/Dloadr-E, Mal/Behav-027 [Sophos] | 10 |
| PE_VIRUT.AP [Trend Micro] | 10 |
| Trojan.Win32.Agent.atcw [Kaspersky Lab] | 10 |
| Trojan.Win32.Agent.brje [Kaspersky Lab] | 10 |
| Virus.Win32.Virut.bu [Kaspersky Lab] | 10 |
| Virus:Win32/Virut.BI [Microsoft] | 10 |
| Virus:Win32/Virut.gen!O [Microsoft] | 10 |
| Mal/Packer, Mal/Behav-024, Mal/GamePSW-C, Mal/GamePSW-B, Mal/EncPk-BW, Mal/Behav-027, Mal/Emogen-Y, Mal/Behav-010 [Sophos] | 9 |
| Trojan-Dropper.Win32.Agent.acfe [Kaspersky Lab] | 9 |
| Virus:Win32/Virut.AF [Microsoft] | 9 |
| Virus:Win32/Virut.AP [Microsoft] | 9 |
| Win32/Virut.Gen [AhnLab] | 9 |
| Trojan.Win32.Agent.bafj [Kaspersky Lab] | 7 |
| W32.IRCBot [Symantec] | 7 |
| W32.Virut!gen [Symantec] | 7 |
| W32/Virut-L [Sophos] | 7 |
| PE_VIRUT.BO [Trend Micro] | 6 |
| Virus.Win32.Virut.cd [Kaspersky Lab] | 6 |
| Virus:Win32/Sality.AM [Microsoft] | 6 |
| Virus:Win32/Virut.BL [Microsoft] | 6 |
| W32/Sality.gen [McAfee] | 6 |
| W32/Sality-AM [Sophos] | 6 |
| W32/Virut.gen.a [McAfee] | 6 |
| Win32/Virut [AhnLab] | 6 |
| Mal/EncPk-BW [Sophos] | 5 |
| Mal/EncPk-BW, W32/Vetor-A [Sophos] | 5 |
| Mal/Packer, Mal/EncPk-BW [Sophos] | 5 |
| New Malware.n [McAfee] | 5 |
| Trojan.Win32.Agent.bvyw [Kaspersky Lab] | 5 |
| Virus.Win32.Sality.aa [Kaspersky Lab] | 5 |
| Win32/Kashu.B [AhnLab] | 5 |
| Backdoor.SdBot [PC Tools] | 4 |
| New Win32 [McAfee] | 4 |
| PWS-Banker.gen.aa [McAfee] | 4 |
| Trojan.Win32.Agent.aseg [Kaspersky Lab] | 4 |
| Virus:Win32/Virut.K [Microsoft] | 4 |
| W32.Sality.AE [Symantec] | 4 |
| W32.SillyFDC [Symantec] | 4 |
| W32/Virut.n [McAfee] | 4 |
| Win-Trojan/Xema.variant [AhnLab] | 4 |
| Backdoor.Win32.VanBot.ej [Kaspersky Lab] | 3 |
| Exploit:Win32/MS08067.gen!A [Microsoft] | 3 |
| PE_VIRUT.A [Trend Micro] | 3 |
| PE_VIRUT.AT [Trend Micro] | 3 |
| PE_VIRUX.F-2 [Trend Micro] | 3 |