| Threat Alias | Number of Incidents |
| Mal/Conficker-A [Sophos] | 40 |
| Net-Worm.Win32.Kido.ih [Kaspersky Lab] | 38 |
| W32.Downadup.B [Symantec] | 33 |
| Net-Worm.Kido!sd6 [PC Tools] | 21 |
| W32.Downadup [Symantec] | 20 |
| W32/Conficker.worm.gen.a [McAfee] | 11 |
| Worm:Win32/Conficker.B [Microsoft] | 10 |
| Worm:Win32/Conficker.C [Microsoft] | 10 |
| W32/Conficker.worm.gen.b [McAfee] | 9 |
| Win32/Conficker.worm.Gen [AhnLab] | 7 |
| Win32/Kido.worm.168509 [AhnLab] | 7 |
| Trojan.Conficker.c.gen [PC Tools] | 5 |
| W32/Conficker.worm [McAfee] | 5 |
| Worm:Win32/Conficker.A [Microsoft] | 4 |
| Generic.dx [McAfee] | 3 |
| Net-Worm.Conficker [PC Tools] | 3 |
| Net-Worm.Kido.k [PC Tools] | 2 |
| Trojan-Downloader.Win32.Kido [Ikarus] | 2 |
| Trojan-Downloader.Win32.Kido.a [Kaspersky Lab] | 2 |
| W32.Downadup.C [Symantec] | 2 |
| W32/Confick-D [Sophos] | 2 |
| W32/Conficker.worm.gen.d [McAfee] | 2 |
| W32/Confick-G [Sophos] | 2 |
| Win32/Kido.worm.168032 [AhnLab] | 2 |
| Worm.Conficker.B [PC Tools] | 2 |
| Worm:Win32/Conficker.D [Microsoft] | 2 |
| Mal/Generic-A [Sophos] | 1 |
| Net-Worm.Kido.w [PC Tools] | 1 |
| Net-Worm.Kido.z [PC Tools] | 1 |
| Net-Worm.Win32.Kido.a [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.ae [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.am [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.ap [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.bv [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.c [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.dam.y [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.gen [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.he [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.hr [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.i [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.ij [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.j [Kaspersky Lab] | 1 |
| Net-Worm.Win32.Kido.js [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 |
| not-a-virus:AdWare.Win32.Virtumonde.apnd [Kaspersky Lab] | 1 |
| Trojan Horse [Symantec] | 1 |
| Trojan:WinNT/Conficker.B [Microsoft] | 1 |
| Trojan-Downloader.Agent [PC Tools] | 1 |
| W32/ConfDr-Gen [Sophos] | 1 |
| W32/Confick-A [Sophos] | 1 |
| W32/Conficker!a [McAfee] | 1 |
| W32/Conficker.sys [McAfee] | 1 |
| W32/Conficker.worm.gen.c [McAfee] | 1 |
| Win32/Conficker.worm.119296 [AhnLab] | 1 |
| Win32/Conficker.worm.160464 [AhnLab] | 1 |
| Win32/Conficker.worm.162155 [AhnLab] | 1 |
| Win32/Conficker.worm.171376 [AhnLab] | 1 |
| Win32/Conficker.worm.173318 [AhnLab] | 1 |
| Win32/Conficker.worm.34768 [AhnLab] | 1 |
| Win32/Conficker.worm.4096 [AhnLab] | 1 |
| Win32/Conficker.worm.62976 [AhnLab] | 1 |
| Win32/Conficker.worm.83456 [AhnLab] | 1 |
| Win32/Conficker.worm.87040 [AhnLab] | 1 |
| Win32/Kido.worm.158440 [AhnLab] | 1 |
| Win32/Kido.worm.159084 [AhnLab] | 1 |
| Win32/Kido.worm.161814 [AhnLab] | 1 |
| Win32/Kido.worm.164193 [AhnLab] | 1 |
| Win32/Kido.worm.164529 [AhnLab] | 1 |
| Win32/Kido.worm.165141 [AhnLab] | 1 |
| Win32/Kido.worm.165616 [AhnLab] | 1 |
| Win32/Kido.worm.167071 [AhnLab] | 1 |
| Win32/Kido.worm.168371 [AhnLab] | 1 |
| Win32/Kido.worm.169822 [AhnLab] | 1 |
| Win32/Kido.worm.75776.B [AhnLab] | 1 |
| Worm:Win32/Conficker.gen!B [Microsoft] | 1 |