| Threat Alias | Number of Incidents |
| Rootkit.Win32.Small.pz [Kaspersky Lab] | 360 |
| Virus.Rootkit.Win32.Small [Ikarus] | 330 |
| Hacktool.Rootkit [Symantec] | 321 |
| Rootkit.Win32.Small [Ikarus] | 269 |
| TrojanDownloader:Win32/Perkesh.gen!A [Microsoft] | 150 |
| Mal/Generic-A [Sophos] | 103 |
| Troj/Agent-FYA [Sophos] | 100 |
| Trojan Horse [Symantec] | 89 |
| Generic Downloader.x [McAfee] | 88 |
| Rootkit.Win32.Small.ov [Kaspersky Lab] | 88 |
| Generic.dx [McAfee] | 31 |
| Win-Trojan/Rootkit.6912 [AhnLab] | 30 |
| Rootkit.Win32.Small.ho [Kaspersky Lab] | 24 |
| Rootkit.Win32.Small.hp [Kaspersky Lab] | 24 |
| Rootkit.Win32.Small.hq [Kaspersky Lab] | 24 |
| Rootkit.Win32.Small.hr [Kaspersky Lab] | 24 |
| Rootkit.Win32.Small.hs [Kaspersky Lab] | 24 |
| Rootkit.Farfli.GEN [PC Tools] | 15 |
| VirTool:WinNT/Rootkitdrv.LX [Microsoft] | 15 |
| Rootkit.Win32.Small.fm [Kaspersky Lab] | 6 |
| Rootkit.Win32.Small.fn [Kaspersky Lab] | 6 |
| Rootkit.Win32.Small.fo [Kaspersky Lab] | 6 |
| Rootkit.Win32.Small.fp [Kaspersky Lab] | 6 |
| Rootkit.Win32.Small.fq [Kaspersky Lab] | 6 |
| Rootkit.Win32.Small.sy [Kaspersky Lab] | 4 |
| Trojan-Dropper.Win32.Opachki [Ikarus] | 4 |
| TrojanDropper:Win32/Opachki.A [Microsoft] | 4 |
| Backdoor:Win32/Haxdoor [Microsoft] | 3 |
| Win32.SuspectCrc [Ikarus] | 3 |
| Generic Dropper [McAfee] | 2 |
| Generic PWS.o!sys [McAfee] | 2 |
| Rootkit.Win32.Small.ee [Kaspersky Lab] | 2 |
| Rootkit.Win32.Small.bs [Kaspersky Lab] | 1 |
| Rootkit.Win32.Small.uj [Kaspersky Lab] | 1 |
| Trojan.Goldun [Symantec] | 1 |
| VirTool:Win32/Tinxy.A [Microsoft] | 1 |