| Threat Alias | Number of Incidents |
| Backdoor:Win32/Refpron.gen!C [Microsoft] | 66 |
| Mal/Generic-A [Sophos] | 20 |
| Packed.Win32.Koblu [Ikarus] | 18 |
| Refpron.gen [McAfee] | 17 |
| Troj/Comsa-E [Sophos] | 12 |
| Downloader [Symantec] | 10 |
| Packed.Win32.Koblu.b [Kaspersky Lab] | 9 |
| Trojan.Win32.Koblu [Ikarus] | 9 |
| Backdoor.Win32.Refpron [Ikarus] | 7 |
| Refpron.gen.c [McAfee] | 6 |
| Troj/Comsa-C [Sophos] | 6 |
| Win-Trojan/Koblu.173568.F [AhnLab] | 6 |
| Win-Trojan/Xema.variant [AhnLab] | 5 |
| Trojan Horse [Symantec] | 3 |
| Trojan:Win32/Refpron.gen!C [Microsoft] | 3 |
| Backdoor:Win32/Refpron.B [Microsoft] | 2 |
| Backdoor:Win32/Refpron.M [Microsoft] | 2 |
| Rundis [McAfee] | 2 |
| Trojan.Win32.Agent.cdao [Kaspersky Lab] | 2 |
| Trojan.Win32.Delf.mnb [Kaspersky Lab] | 2 |
| Trojan.Win32.Koblu.aff [Kaspersky Lab] | 2 |
| Trojan.Win32.Koblu.kg [Kaspersky Lab] | 2 |
| Trojan.Win32.Koblu.pr [Kaspersky Lab] | 2 |
| Win-Trojan/Agent.173568.W [AhnLab] | 2 |
| Win-Trojan/Koblu.98816.O [AhnLab] | 2 |
| Generic BackDoor!ec [McAfee] | 1 |
| Mal/PWS-Fam [Sophos] | 1 |
| New Win32 [McAfee] | 1 |
| Trojan.Win32.Agent.cgdo [Kaspersky Lab] | 1 |
| Trojan.Win32.Delf.lpv [Kaspersky Lab] | 1 |
| Trojan.Win32.Delf.mqh [Kaspersky Lab] | 1 |
| Trojan.Win32.Delf.mrd [Kaspersky Lab] | 1 |
| Trojan.Win32.Koblu.cf [Kaspersky Lab] | 1 |
| Trojan.Win32.Koblu.do [Kaspersky Lab] | 1 |
| Trojan.Win32.Koblu.ek [Kaspersky Lab] | 1 |
| Trojan.Win32.Koblu.kl [Kaspersky Lab] | 1 |
| Trojan.Win32.Koblu.lb [Kaspersky Lab] | 1 |
| Trojan.Win32.Koblu.lv [Kaspersky Lab] | 1 |
| Trojan.Win32.Koblu.xs [Kaspersky Lab] | 1 |
| Trojan.Win32.Koblu.zn [Kaspersky Lab] | 1 |
| Trojan-Downloader.Win32.Delf.tqu [Kaspersky Lab] | 1 |
| W32.Virut.CF [Symantec] | 1 |
| W32/Scribble-B [Sophos] | 1 |
| Win-Trojan/Koblu.124416.G [AhnLab] | 1 |
| Win-Trojan/Koblu.124416.U [AhnLab] | 1 |
| Win-Trojan/Koblu.125440.C [AhnLab] | 1 |
| Win-Trojan/Koblu.125440.E [AhnLab] | 1 |
| Win-Trojan/Koblu.145408 [AhnLab] | 1 |
| Win-Trojan/Koblu.174592.AA [AhnLab] | 1 |
| Win-Trojan/Koblu.175104.BX [AhnLab] | 1 |
| Win-Trojan/Koblu.98816.E [AhnLab] | 1 |
| Win-Trojan/Refpron.124416.B [AhnLab] | 1 |
| Win-Trojan/Refpron.124928.F [AhnLab] | 1 |
| Win-Trojan/Refpron.125952 [AhnLab] | 1 |