| Threat Alias | Number of Incidents |
| Net-Worm.Win32.Kido.ih [Kaspersky Lab] | 26 |
| Mal/Conficker-A [Sophos] | 25 |
| W32.Downadup.B [Symantec] | 23 |
| Net-Worm.Win32.Kido [Ikarus] | 21 |
| W32.Downadup [Symantec] | 15 |
| Worm:Win32/Conficker.C [Microsoft] | 15 |
| W32/Conficker.worm.gen.a [McAfee] | 12 |
| W32/Conficker.worm.gen.b [McAfee] | 9 |
| Win32/Kido.worm.168509 [AhnLab] | 9 |
| Trojan-Downloader.Win32.Kido [Ikarus] | 8 |
| Worm:Win32/Conficker.B [Microsoft] | 6 |
| Generic.dx [McAfee] | 5 |
| Worm.Win32.Conficker [Ikarus] | 5 |
| Worm:Win32/Conficker.A [Microsoft] | 5 |
| Net-Worm.Win32.Kido.dv [Kaspersky Lab] | 3 |
| W32/Conficker.worm [McAfee] | 3 |
| Net-Worm.Win32.Kido.dam [Kaspersky Lab] | 2 |
| Win32/Kido.worm.164072 [AhnLab] | 2 |
| Win32/Kido.worm.165840 [AhnLab] | 2 |
| Win32/Kido.worm.168032 [AhnLab] | 2 |
| Downloader [Symantec] | 1 |
| Mal/Confick-Dam [Sophos] | 1 |
| Mal/HckPk-E [Sophos] | 1 |
| Net-Worm.Win32.Kido.ad [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.ae [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.am [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.c [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.i [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.j [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.r [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.s [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.y [Kaspersky Lab] | 1 |
| Troj/Agent-IHU [Sophos] | 1 |
| Trojan-Downloader [Ikarus] | 1 |
| Trojan-Downloader.Win32.Kido.a [Kaspersky Lab] | 1 |
| W32.Downadup.C [Symantec] | 1 |
| W32/Confick-A [Sophos] | 1 |
| W32/Conficker.worm.gen.c [McAfee] | 1 |
| W32/Confick-G [Sophos] | 1 |
| Win32/Conficker.worm.165025 [AhnLab] | 1 |
| Win32/Conficker.worm.167324 [AhnLab] | 1 |
| Win32/Conficker.worm.173318 [AhnLab] | 1 |
| Win32/Conficker.worm.87040 [AhnLab] | 1 |
| Win32/Kido.worm.164529 [AhnLab] | 1 |
| Win32/Kido.worm.166048 [AhnLab] | 1 |
| Win32/Kido.worm.168371 [AhnLab] | 1 |
| Win-Trojan/Xema.variant [AhnLab] | 1 |
| Worm.Generic [Ikarus] | 1 |
| Worm.Win32.AutoRun.etg [Kaspersky Lab] | 1 |
| Worm:Win32/Conficker.A.dam#2 [Microsoft] | 1 |
| Worm:Win32/Conficker.D [Microsoft] | 1 |