| Threat Alias | Number of Incidents |
| Backdoor:Win32/Bifrose.ACI [Microsoft] | 591 |
| Trojan.Win32.Agent.bcn [Kaspersky Lab] | 584 |
| Trojan Horse [Symantec] | 455 |
| Backdoor.Bifrose [Symantec] | 397 |
| Win-Trojan/Bifrose.29053 [AhnLab] | 381 |
| Virus.Win32.Bifrose [Ikarus] | 363 |
| Backdoor.Bifrose [PC Tools] | 317 |
| BKDR_BIFROSE.AFU [Trend Micro] | 313 |
| Infostealer [Symantec] | 268 |
| BKDR_BIFROSE.MIC [Trend Micro] | 255 |
| Trojan.Agent.CZZK [PC Tools] | 212 |
| Troj/Agent-JZZ [Sophos] | 148 |
| Mal/Bifrose-R, Mal/Bifrose-G, Mal/Bifrose-D, Mal/Bifrose-A, Mal/Bifrose-E [Sophos] | 142 |
| BKDR_BIFROSE.AIP [Trend Micro] | 136 |
| Mal/Bifrose-G, Mal/Bifrose-D, Mal/Bifrose-A, Mal/Bifrose-E [Sophos] | 133 |
| Backdoor.Bifrose.AHY [PC Tools] | 124 |
| Backdoor:Win32/Bifrose.gen!C [Microsoft] | 86 |
| Backdoor.Win32.Bifrose.fmv [Kaspersky Lab] | 84 |
| Backdoor.Win32.Bifrose [Ikarus] | 76 |
| Backdoor.Win32.Bifrose.aci [Kaspersky Lab] | 63 |
| Backdoor:Win32/Bifrose [Microsoft] | 63 |
| Mal/Generic-A [Sophos] | 63 |
| VirTool.Win32.VBInject [Ikarus] | 54 |
| Backdoor.Bifrose.RH.Gen [PC Tools] | 53 |
| BKDR_BIFROSE.BQL [Trend Micro] | 48 |
| Backdoor.Bifrose [Ikarus] | 43 |
| Trojan.Win32.Pakes [Kaspersky Lab] | 42 |
| VirTool:Win32/VBInject.gen!U [Microsoft] | 42 |
| Backdoor.Bifrost [Ikarus] | 40 |
| Troj/VB-EBX [Sophos] | 39 |
| BKDR_BIFROSE.AQR [Trend Micro] | 38 |
| Troj/Agent-HBG [Sophos] | 36 |
| Backdoor:Win32/Bifrose.FO [Microsoft] | 35 |
| Dropper/Agent.29565 [AhnLab] | 32 |
| Backdoor.Trojan [Symantec] | 31 |
| Backdoor.Win32.Ciadoor.gn [Kaspersky Lab] | 31 |
| Backdoor.Win32.Bifrose.fny [Kaspersky Lab] | 30 |
| Backdoor.Win32.Bifrose.bgn [Kaspersky Lab] | 28 |
| Mal/Bifrose-R, Mal/Bifrose-E [Sophos] | 27 |
| Trojan.Agent.AEAN [PC Tools] | 23 |
| Packed.Win32.Black.a [Kaspersky Lab] | 22 |
| Troj/Bifrose-UP [Sophos] | 22 |
| Backdoor.Win32.Bifrose.cnx [Kaspersky Lab] | 21 |
| Mal/Behav-285 [Sophos] | 20 |
| Mal/Bifrose-E [Sophos] | 17 |
| Virus:Win32/Sality.AM [Microsoft] | 17 |
| Backdoor.Bifrose.E [Symantec] | 16 |
| Backdoor.Bifrost.AHK [PC Tools] | 16 |
| Mal/Bifrose-Y, Mal/Bifrose-G, Mal/Bifrose-D, Mal/Bifrose-Y, Mal/Bifrose-G, Mal/Bifrose-D, Mal/Bifrose-E, Mal/Bifrose-R, Mal/Bifrose-A, Mal/Bifrose-R, Mal/Bifrose-A [Sophos] | 16 |
| Backdoor.Bifrose.ABO [PC Tools] | 15 |
| Packed.Win32.Krap.c [Kaspersky Lab] | 15 |
| VirTool.Win32.DelfInject [Ikarus] | 15 |
| Mal/Bifrose-R [Sophos] | 14 |
| Mal/Bifrose-Y, Mal/Bifrose-R, Mal/Bifrose-E, Mal/Bifrose-G, Mal/Bifrose-D, Mal/Bifrose-A [Sophos] | 14 |
| W32/Sality-AM [Sophos] | 14 |
| Win-Trojan/Xema.variant [AhnLab] | 14 |
| BKDR_BIFROSE.BAO [Trend Micro] | 13 |
| Mal/Bifrose-H, Mal/Bifrose-G, Mal/Bifrose-D, Mal/Bifrose-E [Sophos] | 13 |
| Packer.PrivateExeProtector.A [Ikarus] | 13 |
| TROJ_Generic [Trend Micro] | 13 |
| Backdoor.Bifrose!sd6 [PC Tools] | 12 |
| Backdoor.Bifrose.K [Symantec] | 12 |
| Backdoor.Bifrose.LV [PC Tools] | 12 |
| Backdoor.Win32.Bifrose.la [Kaspersky Lab] | 12 |
| Backdoor:Win32/Bifrose.gen!D [Microsoft] | 12 |
| Email-Worm.Agent!sd5 [PC Tools] | 12 |
| Mal/Bifrose-G, Mal/Bifrose-D, Mal/Bifrose-E [Sophos] | 11 |
| Mal/Bifrose-I, Mal/Bifrose-J [Sophos] | 11 |
| Trojan.Pakes!sd5 [PC Tools] | 11 |
| Win-Trojan/Bifrose.29053.AW [AhnLab] | 11 |
| WORM_SDBOT.GAV [Trend Micro] | 11 |
| Backdoor.Bifrose.AAH [PC Tools] | 10 |
| IRC Trojan [Symantec] | 10 |
| Mal/EncPk-FL, Mal/EncPk-IT [Sophos] | 10 |
| Mal/Generic-E, Mal/Bifrose-R, Mal/Bifrose-E, Mal/Bifrose-G, Mal/Bifrose-D, Mal/Bifrose-A [Sophos] | 10 |
| Packed.Generic.52 [Symantec] | 10 |
| Trojan.Generic [Ikarus] | 10 |
| W32.Sality.AE [Symantec] | 10 |
| Backdoor.Bifrose.AAW [PC Tools] | 9 |
| Backdoor.Bifrose.F [Symantec] | 9 |
| Backdoor.Win32.Bifrose.agq [Kaspersky Lab] | 9 |
| Backdoor.Win32.Bifrose.aiw [Kaspersky Lab] | 9 |
| Backdoor.Win32.Bifrose.bkr [Kaspersky Lab] | 9 |
| Backdoor.Win32.IRCBot [Ikarus] | 9 |
| BKDR_AGENT.ZPD [Trend Micro] | 9 |
| BKDR_BIFROSE.ANN [Trend Micro] | 9 |
| BKDR_BIFROSE.BAV [Trend Micro] | 9 |
| BKDR_BIFROSE.S [Trend Micro] | 9 |
| BKDR_BIFROSE.ZE [Trend Micro] | 9 |
| Bloodhound.Unknown [Symantec] | 9 |
| Email-Worm.Win32.Agent.ah [Kaspersky Lab] | 9 |
| Win-Trojan/Bifrose.27517 [AhnLab] | 9 |
| Win-Trojan/Bifrose.29053.AP [AhnLab] | 9 |
| Win-Trojan/Krap.56559 [AhnLab] | 9 |
| Backdoor.Win32.Bifrose.acl [Kaspersky Lab] | 8 |
| Backdoor.Win32.Bifrose.bwp [Kaspersky Lab] | 8 |
| BKDR_BIFROSE.BFB [Trend Micro] | 8 |
| Mal_Bfrs-1 [Trend Micro] | 8 |
| Packed/Themida [PC Tools] | 8 |
| Troj/Agent-HTK [Sophos] | 8 |