| Threat Alias | Number of Incidents |
| Trojan:Win32/Opachki.A [Microsoft] | 2,300 |
| Packed.Generic.271 [Symantec] | 2,062 |
| HeurEngine.MaliciousPacker [PC Tools] | 2,042 |
| Packed.Win32.Katusha.j [Kaspersky Lab] | 2,028 |
| Packed.Win32.Katusha [Ikarus] | 2,026 |
| Generic.dx!lne [McAfee] | 945 |
| Trojan Horse [Symantec] | 71 |
| Trojan.Generic [PC Tools] | 66 |
| Trojan:Win32/Ertfor.B [Microsoft] | 45 |
| Trojan.Win32.Ertfor [Ikarus] | 38 |
| Win-Trojan/Xema.variant [AhnLab] | 36 |
| TrojanClicker:Win32/Hatigh.C [Microsoft] | 29 |
| Trojan:Win32/Fakeinit [Microsoft] | 27 |
| Trojan-Clicker.Win32.Hatigh [Ikarus] | 27 |
| FakeAlert-SpyPro [McAfee] | 25 |
| Trojan.Win32.FakeSpypro [Ikarus] | 25 |
| Trojan:Win32/FakeSpypro [Microsoft] | 10 |
| CoreGuardAntivirus2009 [Symantec] | 7 |
| Packed.Win32.Krap [Ikarus] | 7 |
| Packed.Win32.Krap.ah [Kaspersky Lab] | 7 |
| Win-Trojan/Krap.102912.H [AhnLab] | 6 |
| RogueAntiSpyware.CoreGuardAntivirus2009 [PC Tools] | 5 |
| Backdoor.Graybird [PC Tools] | 4 |
| Backdoor.Graybird [Symantec] | 4 |
| Backdoor:Win32/Syrutrk.A [Microsoft] | 4 |
| FakeAlert-KS [McAfee] | 4 |
| Trojan.Win32.Pakes [Ikarus] | 4 |
| Trojan.Win32.Pakes.nst [Kaspersky Lab] | 4 |
| TrojanDownloader:Win32/Fakeinit [Microsoft] | 4 |
| Trojan-Ransom.Win32.Agent.iv [Kaspersky Lab] | 4 |
| Fakealert-KS.dll [McAfee] | 3 |
| Trojan.FakeAV [PC Tools] | 3 |
| Trojan.FakeAV [Symantec] | 3 |
| Trojan.Win32.FakeAV [Ikarus] | 3 |
| Trojan-Clicker.Win32.Vesloruki.cut [Kaspersky Lab] | 3 |
| Backdoor:Win32/Hostil.F [Microsoft] | 2 |
| Downloader.Generic [PC Tools] | 2 |
| Gen.AdWare [Ikarus] | 2 |
| PWS.Win32 [Ikarus] | 2 |
| PWS:Win32/Zbot.J [Microsoft] | 2 |
| PWS:Win32/Zbot.PK [Microsoft] | 2 |
| Trojan.Win32.FraudPack.abrk [Kaspersky Lab] | 2 |
| Trojan.Zbot [PC Tools] | 2 |
| Trojan.Zbot [Symantec] | 2 |
| Trojan-Clicker.Win32.Vesloruki [Ikarus] | 2 |
| TrojanClicker:Win32/Klik [Microsoft] | 2 |
| Trojan-Downloader.Small.GEN [PC Tools] | 2 |
| Trojan-Downloader.Win32.FraudLoad [Ikarus] | 2 |
| Trojan-Downloader.Win32.FraudLoad.gar [Kaspersky Lab] | 2 |
| Trojan-Downloader.Win32.FraudLoad.gkl [Kaspersky Lab] | 2 |
| Backdoor.Win32.Hostil [Ikarus] | 1 |
| Downloader [Symantec] | 1 |
| Dropper/Malware.15000 [AhnLab] | 1 |
| Dropper/Malware.15001.B [AhnLab] | 1 |
| FakeAlert-LA.dll [McAfee] | 1 |
| Generic PWS.y!bkk [McAfee] | 1 |
| Generic.dx!jfw [McAfee] | 1 |
| Generic.dx!kwv [McAfee] | 1 |
| Mal/Generic-A [Sophos] | 1 |
| PWS:Win32/Daptdei.A [Microsoft] | 1 |
| PWS:Win32/Zbot.gen!R [Microsoft] | 1 |
| Trojan.Dropper [PC Tools] | 1 |
| Trojan.Dropper [Symantec] | 1 |
| Trojan.InterNetSecurity.a.gen [PC Tools] | 1 |
| Trojan.Virantix [Symantec] | 1 |
| Trojan.Win32.Agent [Ikarus] | 1 |
| Trojan.Win32.Agent.ddod [Kaspersky Lab] | 1 |
| Trojan.Win32.Agent.deyu [Kaspersky Lab] | 1 |
| Trojan.Win32.Agent.dfhm [Kaspersky Lab] | 1 |
| Trojan.Win32.Agent2 [Ikarus] | 1 |
| Trojan.Win32.Agent2.lfw [Kaspersky Lab] | 1 |
| Trojan.Win32.BHO.adgm [Kaspersky Lab] | 1 |
| Trojan.Win32.BHO.adib [Kaspersky Lab] | 1 |
| Trojan.Win32.FakeAV.bt [Kaspersky Lab] | 1 |
| Trojan.Win32.Fakeinit [Ikarus] | 1 |
| Trojan.Win32.FraudPack.aecl [Kaspersky Lab] | 1 |
| Trojan.Win32.FraudPack.aedj [Kaspersky Lab] | 1 |
| Trojan.Win32.FraudPack.akjr [Kaspersky Lab] | 1 |
| Trojan.Win32.Opachki [Ikarus] | 1 |
| Trojan.Win32.Vilsel [Ikarus] | 1 |
| Trojan.Win32.Vilsel.ocm [Kaspersky Lab] | 1 |
| Trojan-Clicker.Win32.Klik [Ikarus] | 1 |
| Trojan-Downloader.Win32.FraudLoad.gaf [Kaspersky Lab] | 1 |
| Trojan-Downloader.Win32.FraudLoad.gcn [Kaspersky Lab] | 1 |
| TrojanDownloader:Win32/Harnig.gen!L [Microsoft] | 1 |
| Trojan-Dropper.Agent [Ikarus] | 1 |
| Trojan-Dropper.Win32.Microjoin [Ikarus] | 1 |
| Trojan-Dropper.Win32.Mudrop [Ikarus] | 1 |
| Trojan-Dropper.Win32.Mudrop.flu [Kaspersky Lab] | 1 |
| TrojanDropper:Win32/Agent.UM [Microsoft] | 1 |
| TrojanDropper:Win32/Microjoin.gen!B [Microsoft] | 1 |
| Trojan-Ransom [Ikarus] | 1 |
| Trojan-Spy.Win32.Zbot [Ikarus] | 1 |
| Vilsel [McAfee] | 1 |
| Win32/XDecrypt [AhnLab] | 1 |
| Win-Trojan/Agent.16896.VL [AhnLab] | 1 |
| Win-Trojan/Agent2.15360.J [AhnLab] | 1 |
| Win-Trojan/Fakeav.18944.B [AhnLab] | 1 |
| Win-Trojan/Fraudload.18944.O [AhnLab] | 1 |
| Win-Trojan/Fraudpack.1380352.F [AhnLab] | 1 |