| Threat Alias | Number of Incidents |
| Backdoor:WinNT/Rustock.AN [Microsoft] | 68 |
| Packed.Win32.TDSS.aa [Kaspersky Lab] | 60 |
| Backdoor.Tidserv [PC Tools] | 52 |
| Backdoor.WinNT.Rustock [Ikarus] | 38 |
| Generic FakeAlert.k [McAfee] | 30 |
| Adware.Lop [Symantec] | 28 |
| Packed.Win32.Tdss.m [Kaspersky Lab] | 28 |
| Backdoor.Win32.NewRest.gh [Kaspersky Lab] | 25 |
| Generic BackDoor!zw [McAfee] | 25 |
| Trojan.Pandex [Symantec] | 25 |
| Trojan.Win32.FraudPack.ajkj [Kaspersky Lab] | 25 |
| TrojanSpy:Win32/Chadem.A [Microsoft] | 24 |
| Mal/Generic-A [Sophos] | 20 |
| Packed.Win32.TDSS.y [Kaspersky Lab] | 20 |
| Trojan:Win32/Alureon.CT [Microsoft] | 20 |
| Generic.dx!lcw [McAfee] | 16 |
| Trojan:WinNT/Alureon.AD [Microsoft] | 16 |
| Win-Trojan/Tdss.30208 [AhnLab] | 16 |
| FakeAlert-FQ [McAfee] | 13 |
| HeurEngine.MaliciousPacker [PC Tools] | 12 |
| Packed.Generic.277 [Symantec] | 12 |
| Trojan Horse [Symantec] | 12 |
| Gen.Trojan [Ikarus] | 10 |
| Trojan.Win32.Tdss.awfb [Kaspersky Lab] | 9 |
| Packed.Generic.254 [Symantec] | 8 |
| TROJ_FAKEAV.SMSS [Trend Micro] | 8 |
| Packed.Win32.Tdss [Ikarus] | 7 |
| Vundo.gen.cu [McAfee] | 7 |
| DNSChanger.at [McAfee] | 6 |
| Trojan.Generic [PC Tools] | 6 |
| Trojan:Win32/Alureon.DA [Microsoft] | 6 |
| Trojan:Win32/Alureon.gen!J [Microsoft] | 6 |
| Backdoor.Win32.NewRest [Ikarus] | 5 |
| Backdoor.Win32.NewRest.ao [Kaspersky Lab] | 5 |
| DNSChanger.p [McAfee] | 5 |
| Trojan.WinNT.Tibs [Ikarus] | 5 |
| Trojan:Win32/InternetAntivirus [Microsoft] | 5 |
| Trojan:WinNT/Tibs.gen!A [Microsoft] | 5 |
| Win-Trojan/Rustock.Gen [AhnLab] | 5 |
| Backdoor.Rustock.B [Symantec] | 4 |
| Backdoor.Win32.NewRest.pb [Kaspersky Lab] | 4 |
| Backdoor:WinNT/Rustock.F [Microsoft] | 4 |
| CoreGuardAntivirus2009 [Symantec] | 4 |
| Generic BackDoor!sn [McAfee] | 4 |
| Generic.dx!ffx [McAfee] | 4 |
| RogueAntiSpyware.CoreGuardAntivirus2009 [PC Tools] | 4 |
| Rootkit.Win32.Agent.ryf [Kaspersky Lab] | 4 |
| Trojan:Win32/FakeCog [Microsoft] | 4 |
| Trojan:Win32/FakeSpyguard [Microsoft] | 4 |
| TrojanDownloader:Win32/Rugzip.A [Microsoft] | 4 |
| DNSChanger.aw [McAfee] | 3 |
| Infostealer.Gampass [Symantec] | 3 |
| Trojan.Win32.FakeSpyguard [Ikarus] | 3 |
| Trojan.Win32.InternetAntivirus [Ikarus] | 3 |
| Adware.VirtuMonde [Symantec] | 2 |
| Backdoor.Tidserv!gen1 [Symantec] | 2 |
| Downloader [Symantec] | 2 |
| Downloader.MisleadApp [PC Tools] | 2 |
| Downloader.MisleadApp [Symantec] | 2 |
| FakeAlert-IC [McAfee] | 2 |
| FakeAlert-SpywareGuard.gen.b [McAfee] | 2 |
| Generic BackDoor!bcn [McAfee] | 2 |
| Mal/RKRustok-B [Sophos] | 2 |
| Packed.Win32.Tdss.b [Kaspersky Lab] | 2 |
| Trojan.Dropper [PC Tools] | 2 |
| Trojan.Dropper [Symantec] | 2 |
| Trojan.Win32.Alureon [Ikarus] | 2 |
| Trojan.Win32.FakeAV [Ikarus] | 2 |
| Trojan:WinNT/Alureon.D [Microsoft] | 2 |
| Backdoor.Tidserv [Symantec] | 1 |
| Backdoor.Win32.NewRest.bf [Kaspersky Lab] | 1 |
| FakeAlert-EJB [McAfee] | 1 |
| Generic BackDoor!tg [McAfee] | 1 |
| Generic FakeAlert.b [McAfee] | 1 |
| HeurEngine.ZeroDayThreat [PC Tools] | 1 |
| InternetAntivirus [Symantec] | 1 |
| Packed.Generic.188 [Symantec] | 1 |
| Packed.Generic.200 [Symantec] | 1 |
| Rootkit.Win32.TDSS.ac [Kaspersky Lab] | 1 |
| Suspicious.DLoader [Symantec] | 1 |
| Trojan.Fakeavalert [Symantec] | 1 |
| Trojan.Vundo [Ikarus] | 1 |
| Trojan.Win32.Agent2.liw [Kaspersky Lab] | 1 |
| Trojan.Win32.FraudPack.aliq [Kaspersky Lab] | 1 |
| Trojan.Win32.FraudPack.aliy [Kaspersky Lab] | 1 |
| Trojan.Win32.FraudPack.amir [Kaspersky Lab] | 1 |
| Trojan.Win32.Tdss [Ikarus] | 1 |
| Trojan.Win32.Tdss.avdp [Kaspersky Lab] | 1 |
| Trojan:Win32/Vundo.gen!BN [Microsoft] | 1 |
| Trojan-Downloader.Win32.Agent.cngb [Kaspersky Lab] | 1 |
| Trojan-Downloader.Win32.FraudLoad.fpj [Kaspersky Lab] | 1 |
| Trojan-Downloader.Win32.Rugzip [Ikarus] | 1 |
| TrojanDownloader:Win32/FakeIA.A [Microsoft] | 1 |
| Trojan-GameThief.Win32.Magania.cwen [Kaspersky Lab] | 1 |
| VipAntiSpyware [Symantec] | 1 |
| Virus.Win32.Cryptor [Ikarus] | 1 |
| Win-Trojan/Malware.68096.AU [AhnLab] | 1 |
| Win-Trojan/Malware.716800 [AhnLab] | 1 |
| Win-Trojan/Rustock.92544 [AhnLab] | 1 |
| Win-Trojan/Xema.variant [AhnLab] | 1 |