| Threat Alias | Number of Incidents |
| Troj/AdvHack-A [Sophos] | 1,131 |
| Backdoor.Tidserv!inf [Symantec] | 1,038 |
| Trojan:Win32/Alureon.BB [Microsoft] | 984 |
| DNSChanger.o [McAfee] | 855 |
| Trojan.Fakeavalert!sd6 [PC Tools] | 843 |
| Trojan.Win32.Patched.dy [Kaspersky Lab] | 750 |
| Packed.Win32.PePatch [Ikarus] | 528 |
| Generic.dx [McAfee] | 497 |
| Trojan.Fakeavalert [Symantec] | 391 |
| Trojan.Patched.CL [Ikarus] | 372 |
| Trojan.FakeAlert [PC Tools] | 276 |
| Trojan.SillyWorm [PC Tools] | 252 |
| Trojan.Win32.Patched [Ikarus] | 216 |
| Generic BackDoor.t [McAfee] | 108 |
| Packed.Win32.PePatch.lb [Kaspersky Lab] | 93 |
| W32/Autorun-KO [Sophos] | 60 |
| Trojan.Patched.CK [Ikarus] | 48 |
| FakeAlert-AG.gen.a [McAfee] | 30 |
| Trojan.Knowedel [Symantec] | 30 |
| Mal/EncPk-CZ [Sophos] | 27 |
| Worm.Autorun.ABH [PC Tools] | 27 |
| TrojanDownloader:Win32/Renos.gen!AQ [Microsoft] | 26 |
| Packed.Generic.188 [Symantec] | 23 |
| Backdoor.Win32.TDSS.zj [Kaspersky Lab] | 22 |
| Mal/EncPk-EQ [Sophos] | 21 |
| DNSChanger.gen [McAfee] | 20 |
| Trojan:Win32/Alureon.gen!N [Microsoft] | 20 |
| Backdoor.Win32.UltimateDefender.gen [Kaspersky Lab] | 16 |
| Trojan-Downloader.Win32.Renos.AQ [Ikarus] | 16 |
| Backdoor.TDSS!sd6 [PC Tools] | 14 |
| Backdoor.Tidserv [Symantec] | 13 |
| Trojan Horse [Symantec] | 10 |
| Trojan:Win32/Alureon.gen!U [Microsoft] | 10 |
| FakeAlert-SpywareGuard.gen.b [McAfee] | 9 |
| Win-Trojan/Agent.35840.KQ [AhnLab] | 8 |
| Mal/EncPk-CZ, Mal/TDSSPack-Q [Sophos] | 7 |
| Trojan:Win32/Sudiet.B [Microsoft] | 5 |
| Win-Trojan/Xema.variant [AhnLab] | 5 |
| Hoax.Win32.Renos.ebd [Kaspersky Lab] | 4 |
| Rootkit.Win32.TDSS.bph [Kaspersky Lab] | 4 |
| Trojan.Win32.Agent2.grj [Kaspersky Lab] | 4 |
| W32/AutoRun-ADF [Sophos] | 4 |
| Win-Trojan/Agent2.52224.B [AhnLab] | 4 |
| Worm:Win32/Autorun.MBS [Microsoft] | 4 |
| Mal/Generic-A [Sophos] | 3 |
| Mal/TDSS-A [Sophos] | 3 |
| Packed.Win32.Tdss.b [Kaspersky Lab] | 3 |
| Packed.Generic.200 [Symantec] | 2 |
| Trojan.Crypt [Ikarus] | 2 |
| Trojan.Win32.Tdss.ajuu [Kaspersky Lab] | 2 |
| Win-Trojan/Agent.89088.CV [AhnLab] | 2 |
| Backdoor.Win32.TDSS [Ikarus] | 1 |
| Backdoor.Win32.TDSS.bkw [Kaspersky Lab] | 1 |
| Backdoor.Win32.TDSS.blh [Kaspersky Lab] | 1 |
| DNSChanger.f.gen.a [McAfee] | 1 |
| Generic FakeAlert.a [McAfee] | 1 |
| Generic PUP.x [McAfee] | 1 |
| Generic Rootkit.d [McAfee] | 1 |
| Generic.dx!bwg [McAfee] | 1 |
| Mal/EncPk-HT, Mal/FakeVirPk-A, Mal/TDSS-A [Sophos] | 1 |
| Rootkit.Win32.TDSS.cgh [Kaspersky Lab] | 1 |
| Rootkit.Win32.TDSS.dbg [Kaspersky Lab] | 1 |
| Rootkit.Win32.TDSS.eyj [Kaspersky Lab] | 1 |
| RTKT_STITCH.D [Trend Micro] | 1 |
| Troj/Agent-IGC [Sophos] | 1 |
| Troj/Agent-IWC [Sophos] | 1 |
| Troj/Rootkit-ED [Sophos] | 1 |
| Trojan.Win32.Alureon.AW [Ikarus] | 1 |
| Trojan.Win32.Tdss [Ikarus] | 1 |
| Trojan.Win32.TDSS.amaw [Kaspersky Lab] | 1 |
| Trojan:Win32/Alureon.AW [Microsoft] | 1 |
| Trojan:Win32/Alureon.gen!C [Microsoft] | 1 |
| Trojan:WinNT/Alureon.D [Microsoft] | 1 |
| Trojan-Downloader.Win32.FraudLoad.vbxt [Kaspersky Lab] | 1 |
| Trojan-PSW.Win32.Agent.lqj [Kaspersky Lab] | 1 |
| Trojan-PWS.Win32.Agent [Ikarus] | 1 |
| Trojan-Spy.Win32.Small.cbd [Kaspersky Lab] | 1 |
| Win-Trojan/Agent.35840.JC [AhnLab] | 1 |
| Win-Trojan/Rootkit.60416 [AhnLab] | 1 |