| Threat Alias | Number of Incidents |
| QHosts-5 [McAfee] | 92 |
| Trojan.Win32.Qhost.eo [Kaspersky Lab] | 92 |
| Trojan.QHosts.U [PC Tools] | 68 |
| Trojan.SpamThru [Symantec] | 40 |
| Trojan.Win32.Qhost [Ikarus] | 32 |
| Backdoor.Formador [Symantec] | 1 |
| Backdoor.Trojan [Symantec] | 1 |
| Backdoor.Win32.PcClient.rz [Kaspersky Lab] | 1 |
| BackDoor-CEP.svr [McAfee] | 1 |
| Downloader.Trojan [Symantec] | 1 |
| Generic BackDoor [McAfee] | 1 |
| Troj/Bckdr-NVM [Sophos] | 1 |
| Trojan.Win32.Qhost.is [Kaspersky Lab] | 1 |
| Trojan-Downloader.Win32.Agent.abk [Kaspersky Lab] | 1 |
| Trojan-Dropper.Win32.Agent.akl [Kaspersky Lab] | 1 |
| Win32.SuspectCrc [Ikarus] | 1 |
