| Threat Alias | Number of Incidents |
| Trojan-Clicker.Win32.Hatigh [Ikarus] | 48 |
| TrojanClicker:Win32/Hatigh.C [Microsoft] | 47 |
| Trojan-Downloader.Win32.Suurch.awk [Kaspersky Lab] | 45 |
| Mal/Generic-A [Sophos] | 44 |
| W32.SillyDC [Symantec] | 39 |
| Trojan Horse [Symantec] | 23 |
| BackDoor-CEP.svr [McAfee] | 20 |
| Generic VB.b [McAfee] | 18 |
| Mal/EncPk-KP [Sophos] | 17 |
| HideWindow [McAfee] | 16 |
| Backdoor.Bifrose [Symantec] | 13 |
| Backdoor.Graybird [Symantec] | 13 |
| not-a-virus:RiskTool.Win32.HideWindows [Kaspersky Lab] | 12 |
| Backdoor.Trojan [Symantec] | 11 |
| Backdoor.Win32.Bifrose.fmr [Kaspersky Lab] | 11 |
| BackDoor-CEP [McAfee] | 9 |
| Possible_Nucrp-6 [Trend Micro] | 9 |
| Trojan-Downloader.Win32.Tibs.ry [Kaspersky Lab] | 9 |
| Backdoor.Graybird!sd6 [PC Tools] | 7 |
| Backdoor.Win32.Bifrose [Ikarus] | 7 |
| Backdoor:Win32/Bifrose.ACI [Microsoft] | 7 |
| Backdoor:Win32/Bifrose.AE [Microsoft] | 7 |
| Downloader [Symantec] | 7 |
| Generic.dx [McAfee] | 7 |
| Backdoor.Win32.VB.ceh [Kaspersky Lab] | 6 |
| Infostealer [Symantec] | 6 |
| New Malware.d [McAfee] | 6 |
| Trojan.Win32.Agent.bcn [Kaspersky Lab] | 6 |
| Trojan-Downloader.Win32.Suurch.bbf [Kaspersky Lab] | 6 |
| W32.IRCBot [Symantec] | 6 |
| Backdoor.Bifrose [Ikarus] | 5 |
| Backdoor.Bifrose [PC Tools] | 5 |
| Backdoor.Win32.Iroffer.14b2 [Kaspersky Lab] | 5 |
| BKDR_IROFFER.AI [Trend Micro] | 5 |
| Iroffer [McAfee] | 5 |
| Trojan.SpamThru [Symantec] | 5 |
| Virus.Win32.Bifrose [Ikarus] | 5 |
| Backdoor.Iroffer [PC Tools] | 4 |
| Backdoor.Trojan [PC Tools] | 4 |
| Backdoor:Win32/Agent.CQ [Microsoft] | 4 |
| BackDoor-CEP.gen.a [McAfee] | 4 |
| BKDR_BIFROSE.CFV [Trend Micro] | 4 |
| BKDR_BIFROSE.MIC [Trend Micro] | 4 |
| Mal/Bifrose-R, Mal/EncPk-DW [Sophos] | 4 |
| Packed/MEW [PC Tools] | 4 |
| Tibs-Packed [McAfee] | 4 |
| Troj/Banhos-Gen [Sophos] | 4 |
| Troj/Bckdr-LBG [Sophos] | 4 |
| Troj/Buzus-R [Sophos] | 4 |
| Trojan.BAT.Agent [Ikarus] | 4 |
| Trojan.BAT.Agent.iw [Kaspersky Lab] | 4 |
| Trojan.Win32.Midgare.afhf [Kaspersky Lab] | 4 |
| Trojan:Win32/Midgare.A [Microsoft] | 4 |
| Trojan:Win32/Qhost.IW [Microsoft] | 4 |
| Trojan-Downloader.Win32.Suurch.bbg [Kaspersky Lab] | 4 |
| Trojan-PSW.Win32.Papras.pj [Kaspersky Lab] | 4 |
| Trojan-Spy.Win32.Bancos.avn [Kaspersky Lab] | 4 |
| W32.SillyFDC [Symantec] | 4 |
| Win-Trojan/Bifrose.29053 [AhnLab] | 4 |
| Backdoor.Win32.Iroffer.13b11 [Ikarus] | 3 |
| Backdoor.Win32.VB.czd [Kaspersky Lab] | 3 |
| Backdoor:Win32/Iroffer [Microsoft] | 3 |
| Mal/Behav-211 [Sophos] | 3 |
| Mal/Bifrose-G, Mal/Bifrose-D, Mal/Bifrose-A, Mal/Bifrose-E [Sophos] | 3 |
| Mal/EncPk-FL [Sophos] | 3 |
| Packer.PrivateExeProtector.A [Ikarus] | 3 |
| TROJ_MIDGARE.L [Trend Micro] | 3 |
| Trojan.Agent.CZZK [PC Tools] | 3 |
| Trojan-PSW.Win32.Papras.pi [Kaspersky Lab] | 3 |
| VirTool.Win32.DelfInject [Ikarus] | 3 |
| VirTool.Win32.VBInject [Ikarus] | 3 |
| VirTool:Win32/Injector.gen!K [Microsoft] | 3 |
| W32.Spybot.Worm [Symantec] | 3 |
| W32/Autorun.worm.h [McAfee] | 3 |
| W32/Autorun-FF [Sophos] | 3 |
| Backdoor.Win32.Bifrose.fmv [Kaspersky Lab] | 2 |
| Backdoor.Win32.Poison [Ikarus] | 2 |
| Backdoor.Win32.Poison.akzq [Kaspersky Lab] | 2 |
| Backdoor.Win32.Poison.pg [Kaspersky Lab] | 2 |
| Backdoor.Win32.VB.eur [Kaspersky Lab] | 2 |
| Backdoor:Win32/Agent [Microsoft] | 2 |
| Backdoor:Win32/Poisonivy.E [Microsoft] | 2 |
| BackDoor-AWQ [McAfee] | 2 |
| BKDR_AHZE.NY [Trend Micro] | 2 |
| BKDR_BIFROSE.AFU [Trend Micro] | 2 |
| Downloader-ASH.gen [McAfee] | 2 |
| FakeAlert-R [McAfee] | 2 |
| Generic BackDoor.k [McAfee] | 2 |
| Generic Downloader.x [McAfee] | 2 |
| Generic VB.ai [McAfee] | 2 |
| Generic.dx!fya [McAfee] | 2 |
| Generic.ed [McAfee] | 2 |
| Infostealer.Gampass [Symantec] | 2 |
| Mal/Bifrose-R, Mal/Bifrose-G, Mal/Bifrose-D, Mal/Bifrose-A, Mal/Bifrose-E [Sophos] | 2 |
| Mal/Emogen-K [Sophos] | 2 |
| Mal/Emogen-K, Mal/VB-N [Sophos] | 2 |
| Mal/EncPk-FH [Sophos] | 2 |
| Mal/TibsPk-A, Mal/TibsPk-D [Sophos] | 2 |
| New Malware.ac [McAfee] | 2 |
| Packed.Win32.Krap.ah [Kaspersky Lab] | 2 |