| Threat Alias | Number of Incidents |
| Net-Worm.Win32.Koobface [Ikarus] | 32 |
| W32.Koobface.D [Symantec] | 24 |
| Net-Worm.Win32.Koobface.csf [Kaspersky Lab] | 18 |
| Win-Trojan/Malware.55296.G [AhnLab] | 18 |
| Net-Worm.Koobface [PC Tools] | 15 |
| Net-Worm.Win32.Koobface.cmn [Kaspersky Lab] | 15 |
| Win-Trojan/Malware.55296.F [AhnLab] | 15 |
| Worm:Win32/Koobface.gen!D [Microsoft] | 15 |
| Mal/EncPk-LW [Sophos] | 12 |
| Net-Worm.Win32.Koobface.cmj [Kaspersky Lab] | 12 |
| Net-Worm.Win32.Koobface.css [Kaspersky Lab] | 12 |
| W32/Koobface.worm.gen.r [McAfee] | 10 |
| Mal/Generic-A, Mal/Koobface-A, Mal/EncPk-LW [Sophos] | 6 |
| Net-Worm.Win32.Koobface.cmc [Kaspersky Lab] | 6 |
| Net-Worm.Win32.Koobface.crf [Kaspersky Lab] | 6 |
| Net-Worm.Win32.Koobface.csb [Kaspersky Lab] | 6 |
| Trojan.Win32.SuspectCRC [Ikarus] | 6 |
| W32/Koobface.worm.gen.v [McAfee] | 6 |
| Mal/Koobface-A, Mal/EncPk-LW [Sophos] | 4 |
| Mal/KoobHeur-A [Sophos] | 4 |
| W32.Koobface!gen1 [Symantec] | 4 |
| Mal/Generic-A [Sophos] | 3 |
| Mal/Generic-A, Mal/EncPk-LW [Sophos] | 3 |
| W32/Koobface.worm.gen.d [McAfee] | 3 |
| Win32/Kooface.worm.58368 [AhnLab] | 3 |
| Worm:Win32/Koobface.W [Microsoft] | 3 |
| Net-Worm.Win32.Koobface.cma [Kaspersky Lab] | 2 |
| Win32/Koobface.worm.38912.DD [AhnLab] | 2 |