| Threat Alias | Number of Incidents |
| Trojan.DL.Agent.VRX [PC Tools] | 59 |
| Generic BackDoor.t [McAfee] | 39 |
| Virus.Win32.Agent.GZY [Ikarus] | 38 |
| Generic.dx [McAfee] | 36 |
| Backdoor:Win32/Popwin.gen!E [Microsoft] | 33 |
| W32.Popwin [Symantec] | 33 |
| Backdoor.Win32.Agent.rtg [Kaspersky Lab] | 30 |
| W32/Winko.worm.dll [McAfee] | 27 |
| Backdoor.GirlinRed [PC Tools] | 25 |
| Trojan.Panddos [Symantec] | 23 |
| Trojan-Downloader [Ikarus] | 23 |
| Backdoor.Trojan [Symantec] | 21 |
| Trojan Horse [Symantec] | 21 |
| Trojan.Generic [Ikarus] | 20 |
| Trojan.Win32.Vapsup.fgj [Kaspersky Lab] | 16 |
| Win-Trojan/Popwin.40960.J [AhnLab] | 16 |
| Backdoor.Win32.Agent.boi [Kaspersky Lab] | 14 |
| BackDoor-DKA [McAfee] | 13 |
| Downloader.gen.a [McAfee] | 11 |
| TrojanDownloader:Win32/Bizdup.gen [Microsoft] | 11 |
| WORM_AGENT.POU [Trend Micro] | 10 |
| Generic BackDoor [McAfee] | 9 |
| Trojan-Downloader.Win32.QQHelper.biq [Kaspersky Lab] | 9 |
| WORM_AUTORUN.TA [Trend Micro] | 9 |
| Backdoor.Win32.Agent.aqw [Kaspersky Lab] | 8 |
| Backdoor:Win32/Losfondup.A [Microsoft] | 8 |
| TROJ_AGENT.RC [Trend Micro] | 8 |
| Trojan-Downloader.Win32.QQHelper [Ikarus] | 8 |
| BKDR_AGENT.YWQ [Trend Micro] | 7 |
| Trojan.Adclicker [Symantec] | 6 |
| Backdoor.DHCPCom [PC Tools] | 4 |
| BKDR_AGENT.NAJ [Trend Micro] | 4 |
| Infostealer.Gampass [Symantec] | 4 |
| Net-Worm.Win32.Mofeir.o [Kaspersky Lab] | 4 |
| Trojan-Downloader.QQHelper!sd6 [PC Tools] | 4 |
| W32.SillyDC [Symantec] | 4 |
| W32/MoFei.worm [McAfee] | 4 |
| Worm.Win32.AutoRun.mdl [Kaspersky Lab] | 4 |
| Worm:Win32/Mofeir.F [Microsoft] | 4 |
| Backdoor.Win32.Agent.ahj [Kaspersky Lab] | 3 |
| Bloodhound.Unknown [Symantec] | 3 |
| Win-Trojan/QQHelper.82432.G [AhnLab] | 3 |
| Backdoor.Win32.Agent.buw [Kaspersky Lab] | 2 |
| Backdoor.Win32.Agent.bxn [Kaspersky Lab] | 2 |
| Backdoor.Win32.Agent.dgs [Kaspersky Lab] | 2 |
| Backdoor.Win32.Agent.fqk [Kaspersky Lab] | 2 |
| Backdoor:Win32/Blazgel.A.dll [Microsoft] | 2 |
| BKDR_AGENT.XJB [Trend Micro] | 2 |
| Downloader [Symantec] | 2 |
| Net-Worm.Win32.Mofeir [Ikarus] | 2 |
| TROJ_DLOADER.STM [Trend Micro] | 2 |
| Trojan.Popwin [Symantec] | 2 |
| Trojan.Win32.Pincav.nhz [Kaspersky Lab] | 2 |
| Trojan:Win32/Rirlged.gen!B [Microsoft] | 2 |
| Trojan-PSW.Gampass [PC Tools] | 2 |
| Win32.SuspectCrc [Ikarus] | 2 |
| Win-Trojan/Agent.110592.AG [AhnLab] | 2 |
| Win-Trojan/AutoRun.36864 [AhnLab] | 2 |
| Win-Trojan/Pincav.2355391 [AhnLab] | 2 |
| Worm.Win32.AutoRun.mnt [Kaspersky Lab] | 2 |
| Adware.Rugo [Symantec] | 1 |
| Application.Activity_Keylogger [PC Tools] | 1 |
| Backdoor.Agent!sd5 [PC Tools] | 1 |
| Backdoor.Trojan [PC Tools] | 1 |
| Backdoor.Win32.Agent.alkc [Kaspersky Lab] | 1 |
| Backdoor.Win32.Agent.ari [Kaspersky Lab] | 1 |
| Backdoor.Win32.Agent.gcr [Kaspersky Lab] | 1 |
| Backdoor.Win32.Blazgel [Ikarus] | 1 |
| Backdoor.Win32.GirlinRed.gh [Kaspersky Lab] | 1 |
| Backdoor.Win32.GirlinRed.gk [Kaspersky Lab] | 1 |
| Backdoor.Win32.GirlinRed.gw [Kaspersky Lab] | 1 |
| Backdoor.Win32.GirlinRed.ly [Kaspersky Lab] | 1 |
| Backdoor.Win32.Httpbot [Ikarus] | 1 |
| Backdoor.Win32.Httpbot.yi [Kaspersky Lab] | 1 |
| Backdoor.Win32.Idicaf [Ikarus] | 1 |
| Backdoor.Win32.Popwin.bfo [Kaspersky Lab] | 1 |
| Backdoor.Win32.Popwin.wx [Kaspersky Lab] | 1 |
| Backdoor:Win32/PcClient.BY!dll [Microsoft] | 1 |
| BackDoor-DNC [McAfee] | 1 |
| BackDoor-DTF [McAfee] | 1 |
| BackDoor-EKW [McAfee] | 1 |
| BKDR_AGENT.AMCJ [Trend Micro] | 1 |
| Downloader-BGJ [McAfee] | 1 |
| Dropper/Malware.3475788 [AhnLab] | 1 |
| Generic Downloader.x!lv [McAfee] | 1 |
| Generic PUP.h [McAfee] | 1 |
| Infostealer.Bancos [Symantec] | 1 |
| MonitoringTool:Win32/Softcows [Microsoft] | 1 |
| New Malware.ab [McAfee] | 1 |
| not-a-virus:AdWare.Win32.AdMoke [Ikarus] | 1 |
| not-a-virus:Monitor.Win32.ActiveKeyLogger.16 [Kaspersky Lab] | 1 |
| not-a-virus:NetTool.Win32.ZXProxy.a [Ikarus] | 1 |
| PWS:Win32/Tamenoc.A [Microsoft] | 1 |
| Spyware.ActivityKey [Symantec] | 1 |
| Trackware.Alexa [Symantec] | 1 |
| TROJ_WINKO.AH [Trend Micro] | 1 |
| Trojan.Agent.HDZ [PC Tools] | 1 |
| Trojan.Hackdoor.A [Ikarus] | 1 |
| Trojan.Win32.Agent.zkz [Kaspersky Lab] | 1 |
| Trojan.Win32.Pincav.gto [Kaspersky Lab] | 1 |