| Threat Alias | Number of Incidents |
| Downloader [Symantec] | 481 |
| Mal/Generic-A [Sophos] | 427 |
| Trojan-GameThief.Win32.OnLineGames.trxn [Kaspersky Lab] | 377 |
| Trojan.Popuper [PC Tools] | 287 |
| Trojan.Zlob [Ikarus] | 273 |
| Trojan Horse [Symantec] | 218 |
| Generic Packed [McAfee] | 156 |
| Trojan.Agent!sd6 [PC Tools] | 144 |
| Trojan-GameThief.Win32.OnLineGames [Ikarus] | 117 |
| TROJ_AGENT.APDC [Trend Micro] | 109 |
| Generic KeyGen [McAfee] | 91 |
| not-a-Virus.Keygen.Windows [Ikarus] | 91 |
| New Malware.aj [McAfee] | 65 |
| Trojan.Generic [Ikarus] | 49 |
| Spyware.Downldr!sd6 [PC Tools] | 42 |
| TROJ_AGENT.AGXE [Trend Micro] | 36 |
| Packed.Generic.181 [Symantec] | 26 |
| TrojanSpy.Banker.BCIN [PC Tools] | 25 |
| TSPY_TARNO.U [Trend Micro] | 25 |
| Downloader.Trojan [Symantec] | 20 |
| Trojan-Downloader.Win32.Small [Ikarus] | 19 |
| Infostealer [Symantec] | 18 |
| Packed.Win32.Krap [Ikarus] | 16 |
| Packed.Win32.Krap.ah [Kaspersky Lab] | 16 |
| Win-Trojan/Xema.variant [AhnLab] | 15 |
| not-a-virus.Keygen.Windows [Ikarus] | 13 |
| TrojanDownloader:Win32/Small [Microsoft] | 13 |
| Mal/EncPk-MA, Mal/FakeDouf-B [Sophos] | 12 |
| Trojan:Win32/Opachki.A [Microsoft] | 12 |
| Trojan-PSW.Generic [PC Tools] | 12 |
| Downloader.MisleadApp [Symantec] | 11 |
| Trojan.Adclicker [Symantec] | 11 |
| Trojan:Win32/Ertfor.A [Microsoft] | 11 |
| Trojan-Downloader.Agent!sd5 [PC Tools] | 10 |
| Trojan-Dropper.Agent [Ikarus] | 10 |
| Backdoor.Trojan [Symantec] | 9 |
| Troj/Agent-IUY [Sophos] | 9 |
| Troj/FakeAle-LE [Sophos] | 9 |
| TROJ_BHO.IF [Trend Micro] | 9 |
| TROJ_Generic [Trend Micro] | 9 |
| TrojanDownloader:Win32/Tearspear [Microsoft] | 9 |
| TrojanDownloader:Win32/Troxen!rts [Microsoft] | 9 |
| SecurityRisk.Downldr [Symantec] | 8 |
| Trojan-Downloader.Win32.BHO.gtq [Kaspersky Lab] | 8 |
| Trojan-Downloader.Small!sd5 [PC Tools] | 7 |
| Trojan.Zlob [Symantec] | 6 |
| Trojan-Downloader.Alphabet.GEN [PC Tools] | 6 |
| Trojan-Downloader.Small!sd6 [PC Tools] | 6 |
| Trojan-Downloader.Win32.Agent.bgqm [Kaspersky Lab] | 6 |
| Trojan-Downloader.Win32.Small.jer [Kaspersky Lab] | 6 |
| Backdoor.CVM [Symantec] | 5 |
| Trojan-Downloader.Win32.QQHelper.do [Kaspersky Lab] | 5 |
| Adware.CnsMin [PC Tools] | 4 |
| Infostealer.Banker.C [Symantec] | 4 |
| Mal/Delf-M [Sophos] | 4 |
| Mal/EncPk-LT, Mal/FakeAV-BX, Mal/FakeDouf-B, Mal/EncPk-MA [Sophos] | 4 |
| Mal/Zbot-H [Sophos] | 4 |
| RogueAntiSpyware.SpyAxe [PC Tools] | 4 |
| TROJ_AGENT.HWA [Trend Micro] | 4 |
| TROJ_DLOADER.JBY [Trend Micro] | 4 |
| Trojan.Packed.13 [Symantec] | 4 |
| Trojan.Renos.Gen!Pac.10 [PC Tools] | 4 |
| Trojan.Win32.Tibs [Ikarus] | 4 |
| Trojan-Downloader.Delf!sd5 [PC Tools] | 4 |
| Trojan-Downloader.QQHelper!sd5 [PC Tools] | 4 |
| Trojan-Downloader.Win32.Agent.bkd [Kaspersky Lab] | 4 |
| Trojan-Downloader.Win32.Agent.bpc [Kaspersky Lab] | 4 |
| Trojan-Downloader.Win32.Agent.bxag [Kaspersky Lab] | 4 |
| Trojan-Downloader.Win32.Alphabet.gen [Kaspersky Lab] | 4 |
| Trojan-Downloader.Win32.BHO [Ikarus] | 4 |
| Trojan-Downloader.Win32.Hoaxer.a [Kaspersky Lab] | 4 |
| TrojanDownloader:Win32/Agent [Microsoft] | 4 |
| TrojanDownloader:Win32/Agentsmall.A [Microsoft] | 4 |
| TrojanDownloader:Win32/Renos.DU [Microsoft] | 4 |
| Trojan-Spy.Banker!sd6 [PC Tools] | 4 |
| Trojan-Spy.Win32.Zbot [Ikarus] | 4 |
| Trojan-Spy.Win32.Zbot.hss [Kaspersky Lab] | 4 |
| TrojanSpy:Win32/Zbot.gen!C [Microsoft] | 4 |
| Virus.Win32.Trojan [Ikarus] | 4 |
| Win-Trojan/Agent.24064.OL [AhnLab] | 4 |
| Backdoor.Win32.HacDef.073.B [Ikarus] | 3 |
| Downloader.Generic [PC Tools] | 3 |
| Infostealer.Bancos [Symantec] | 3 |
| Mal/Behav-103, Mal/Behav-043 [Sophos] | 3 |
| TROJ_VUNDO.BMW [Trend Micro] | 3 |
| Trojan.Drondog [Symantec] | 3 |
| Trojan:Win32/Vundo.BR [Microsoft] | 3 |
| Trojan-Downloader.Agent!sd6 [PC Tools] | 3 |
| Trojan-Downloader.Agent.OGP [PC Tools] | 3 |
| Trojan-Downloader.Win32.Banload [Ikarus] | 3 |
| Trojan-Downloader.Win32.Delf.bac [Kaspersky Lab] | 3 |
| Trojan-Downloader.Win32.Small.cul [Kaspersky Lab] | 3 |
| TrojanDownloader:Win32/Delf [Microsoft] | 3 |
| TrojanDownloader:Win32/QQHelper.gen!A [Microsoft] | 3 |
| Trojan-PWS.Win32.QQPass [Ikarus] | 3 |
| Win-Trojan/Downloader.15000.AM [AhnLab] | 3 |
| Backdoor.Agent [PC Tools] | 2 |
| Backdoor.Rustock.B [Symantec] | 2 |
| BehavesLikeWin32.ExplorerHijack [Ikarus] | 2 |
| Cryp_Xed-3 [Trend Micro] | 2 |