| Threat Alias | Number of Incidents |
| Downloader [Symantec] | 1,076 |
| TROJ_DLOADER.DYA [Trend Micro] | 782 |
| Trojan Horse [Symantec] | 622 |
| Trojan-Downloader.Tibs!sd5 [PC Tools] | 480 |
| WORM_ZHELATIN.VM [Trend Micro] | 480 |
| Trojan-Downloader.Small!sd5 [PC Tools] | 470 |
| TrojanDownloader:Win32/Renos.DU [Microsoft] | 418 |
| BackDoor-DNP.dll [McAfee] | 391 |
| not-a-virus:AdWare.Win32.BHO.dwl [Kaspersky Lab] | 320 |
| Trojan-Downloader.Win32.Renos.DU [Ikarus] | 288 |
| Adware.BHO!sd6 [PC Tools] | 256 |
| Trojan-Downloader.Win32.Small.hwc [Kaspersky Lab] | 207 |
| Trojan.Win32.Agent2 [Ikarus] | 169 |
| Trojan.Win32.Agent2.fvv [Kaspersky Lab] | 169 |
| Win-Trojan/Agent.172032.DJ [AhnLab] | 156 |
| Troj/Agent-GNA [Sophos] | 138 |
| Trojan.Agent2!sd6 [PC Tools] | 117 |
| Trojan-Downloader.Win32.Tibs.ym [Kaspersky Lab] | 100 |
| Worm.Win32.Socks.r [Kaspersky Lab] | 92 |
| Trojan.Vundo [Symantec] | 90 |
| Mal/Generic-A [Sophos] | 83 |
| WORM_NUCRYPT.GEN [Trend Micro] | 72 |
| Troj/Virtum-Gen [Sophos] | 54 |
| Trojan.Win32.Agent.agv [Kaspersky Lab] | 54 |
| Trojan:Win32/Agent [Microsoft] | 54 |
| Adware.Maxifiles [PC Tools] | 41 |
| Trojan.BHO.Agent.AL [Ikarus] | 36 |
| Dropper.Agent.yic [PC Tools] | 30 |
| Packed/Upack [PC Tools] | 27 |
| TrojanDownloader:Win32/Agent!rts [Microsoft] | 26 |
| Win-Trojan/Downloader.5120.GT [AhnLab] | 23 |
| Worm.Win32.Socks [Ikarus] | 23 |
| Win-Trojan/Xema.variant [AhnLab] | 20 |
| not-a-virus:AdWare.Win32.Agent.bm [Kaspersky Lab] | 19 |
| not-a-virus:AdWare.Win32.Agent.y [Kaspersky Lab] | 19 |
| Backdoor.Agent [PC Tools] | 17 |
| TROJ_DROPPER.UN [Trend Micro] | 16 |
| Trojan-Downloader.Win32.Agent.akh [Kaspersky Lab] | 16 |
| Trojan-Proxy.Saturn!sd6 [PC Tools] | 16 |
| Trojan-Proxy.Win32.Saturn.cu [Kaspersky Lab] | 16 |
| Adware.Agent.TVV [PC Tools] | 13 |
| Downloader.Trojan [Symantec] | 13 |
| Mal/UnkPack-Fam [Sophos] | 13 |
| Trojan-Downloader.Delf!sd5 [PC Tools] | 13 |
| TrojanDownloader:Win32/Troxen!rts [Microsoft] | 13 |
| Trojan.Cymdos [Symantec] | 12 |
| Backdoor.Trojan [Symantec] | 11 |
| not-a-virus:AdWare.Win32.Agent [Ikarus] | 11 |
| Trojan.Zlob [Symantec] | 11 |
| Possible_Virus [Trend Micro] | 10 |
| Trojan.Renos.Gen!Pac.10 [PC Tools] | 10 |
| Trojan.Win32.Agent [Ikarus] | 10 |
| Trojan-Downloader.Agent!sd5 [PC Tools] | 10 |
| Trojan-Downloader.Win32.Hoaxer.a [Kaspersky Lab] | 10 |
| Trojan-Downloader.Win32.Small [Ikarus] | 10 |
| TROJ_DLOADER.QHT [Trend Micro] | 9 |
| Trojan.Vundo!sd6 [PC Tools] | 9 |
| Trojan.Win32.Fakemalard [Ikarus] | 9 |
| TrojanDownloader:Win32/Small [Microsoft] | 9 |
| Virus.Win32.Sality [Ikarus] | 9 |
| Mal/HckPk-A [Sophos] | 8 |
| not-a-virus:AdWare.Win32.Mostofate.q [Kaspersky Lab] | 8 |
| TROJ_VUNDO.BMW [Trend Micro] | 8 |
| Trojan.FakeAlert [PC Tools] | 8 |
| Trojan:Win32/Tibs.IF [Microsoft] | 8 |
| Trojan-Spy.Pophot [PC Tools] | 8 |
| Trojan.Packed.NsAnti [Symantec] | 7 |
| Trojan-Dropper.Agent.BXK [PC Tools] | 7 |
| Packed.Generic.57 [Symantec] | 6 |
| Trojan.KillAV [Symantec] | 6 |
| Trojan-Downloader.Win32.Agent.dne [Kaspersky Lab] | 6 |
| TrojanDownloader:Win32/Frethog.C [Microsoft] | 6 |
| Trojan-Dropper.Agent [Ikarus] | 6 |
| WORM_ZHELATI.AW [Trend Micro] | 6 |
| Adware.Agent!sd5 [PC Tools] | 5 |
| Adware.Agent.UJP [PC Tools] | 5 |
| Infostealer.Gampass [Symantec] | 5 |
| Mal/Dorf-E [Sophos] | 5 |
| not-a-virus:AdWare.Win32.BHO.ar [Kaspersky Lab] | 5 |
| SecurityRisk.Downldr [Symantec] | 5 |
| Trojan:Win32/Matcash.gen!C [Microsoft] | 5 |
| Trojan-Downloader.Agent!sd6 [PC Tools] | 5 |
| Trojan-Downloader.Win32.Agent.ber [Kaspersky Lab] | 5 |
| Adware.BHO!sd5 [PC Tools] | 4 |
| BrowserModifier:Win32/Toolbar888 [Microsoft] | 4 |
| Infostealer [Symantec] | 4 |
| Mal/EncPk-CZ [Sophos] | 4 |
| Mal/TibsPak [Sophos] | 4 |
| not-a-virus:AdWare.Win32.Mostofate [Ikarus] | 4 |
| Possible_DLDER [Trend Micro] | 4 |
| TROJ_BANKER.JN [Trend Micro] | 4 |
| TROJ_DELF.HNT [Trend Micro] | 4 |
| TROJ_DLOADER.BBR [Trend Micro] | 4 |
| TROJ_DLOADER.HSO [Trend Micro] | 4 |
| TROJ_DLOADER.KYC [Trend Micro] | 4 |
| TROJ_DLOADER.LYT [Trend Micro] | 4 |
| TROJ_DLOADER.VDO [Trend Micro] | 4 |
| TROJ_DLOADER.ZEX [Trend Micro] | 4 |
| Trojan.Adclicker [Symantec] | 4 |
| Trojan.Agent.ABE [PC Tools] | 4 |