| Threat Alias | Number of Incidents |
| Trojan Horse [Symantec] | 126 |
| Trojan-Ransom.Win32.BlueScreen.gc [Kaspersky Lab] | 110 |
| Trojan-Dropper [Ikarus] | 91 |
| Trojan.Win32.VBKrypt [Ikarus] | 74 |
| Trojan-Spy.Win32.Zbot.abdo [Kaspersky Lab] | 72 |
| Mal/Generic-A [Sophos] | 69 |
| Generic.dx!fhi [McAfee] | 16 |
| Trojan-Ransom [Ikarus] | 12 |
| Ransom!bm [McAfee] | 11 |
| Troj/Zbot-JQ [Sophos] | 10 |
| Trojan-Spy.Zbot.YETH [PC Tools] | 10 |
| Win32/IRCBot.worm.variant [AhnLab] | 8 |
| Trojan.Win32.Buzus [Ikarus] | 6 |
| Trojan.Generic [PC Tools] | 3 |
| Trojan-Ransom.Win32.BlueScreen.fu [Kaspersky Lab] | 3 |
| Troj/Bckdr-QYI [Sophos] | 2 |
| Trojan.Win32.Buzus.bwhv [Kaspersky Lab] | 2 |
| Trojan.Win32.Buzus.cqjw [Kaspersky Lab] | 2 |
| Trojan.Win32.Inject.ajjj [Kaspersky Lab] | 2 |
| Trojan.Win32.VBKrypt.p [Kaspersky Lab] | 2 |
| Email-Worm.Win32.Joleee [Ikarus] | 1 |
| Email-Worm.Win32.Joleee.doz [Kaspersky Lab] | 1 |
| FakeAlert-SafetyCenter.dldr [McAfee] | 1 |
| Generic.dx!fdk [McAfee] | 1 |
| Generic.dx!fdp [McAfee] | 1 |
| Generic.dx!ffv [McAfee] | 1 |
| Generic.dx!fgj [McAfee] | 1 |
| Generic.dx!har [McAfee] | 1 |
| Mal/Inject-Gen [Sophos] | 1 |
| P2P-Worm.Win32.Palevo.jvt [Kaspersky Lab] | 1 |
| Trojan.Win32.Buzus.bwrq [Kaspersky Lab] | 1 |
| Trojan.Win32.Buzus.bwwp [Kaspersky Lab] | 1 |
| Trojan.Win32.Buzus.caad [Kaspersky Lab] | 1 |
| Trojan.Win32.Inject [Ikarus] | 1 |
| Trojan.Win32.Inject.ajii [Kaspersky Lab] | 1 |
| Trojan.Win32.VB.uvc [Kaspersky Lab] | 1 |
| VirTool.Win32.VBInject [Ikarus] | 1 |
| Win32/Carrier.worm.147456.C [AhnLab] | 1 |
| Win32/Palevo.worm.118784.B [AhnLab] | 1 |
| Win-Trojan/Buzus.33734 [AhnLab] | 1 |
| Worm.Win32.Carrier.hq [Kaspersky Lab] | 1 |