| Threat Alias | Number of Incidents |
| Email-Worm.Mydoom!sd5 [PC Tools] | 2,183 |
| Email-Worm.Win32.Mydoom.bj [Kaspersky Lab] | 2,183 |
| TROJ_MYDOOM.CV [Trend Micro] | 1,628 |
| W32.Mytob@mm [Symantec] | 1,369 |
| Generic.dx [McAfee] | 629 |
| Troj/SpamToo-AX [Sophos] | 481 |
| Email-Worm.Win32.Mydoom.bj [Ikarus] | 407 |
| W32/Mydoom.gen@MM [McAfee] | 148 |
| Win32/Mydoom.worm.46080 [AhnLab] | 148 |
| WORM_MYDOOM.CT [Trend Micro] | 111 |
| TROJ_DLOADER.QKL [Trend Micro] | 70 |
| Trojan-Downloader.Win32.IstBar.qj [Kaspersky Lab] | 42 |
| Email-Worm.Win32.Mydoom [Ikarus] | 37 |
| Trojan.DL.IstBar.KR [PC Tools] | 28 |
| Trojan Horse [Symantec] | 15 |
| Downloader [Symantec] | 12 |
| W32.SillyDC [Symantec] | 9 |
| TROJ_AGENT.YTL [Trend Micro] | 6 |
| W32/AutoRun-AC [Sophos] | 6 |
| Worm.Win32.AutoRun.acm [Kaspersky Lab] | 6 |
| Mal/Generic-A [Sophos] | 5 |
| TROJ_AGENT.ADDY [Trend Micro] | 5 |
| Backdoor.Trojan [Symantec] | 4 |
| TROJ_SHEUR.TTV [Trend Micro] | 4 |
| Trojan.Agent.WPS [PC Tools] | 4 |
| Trojan.DL.Banload.GBT [PC Tools] | 4 |
| Trojan.Duntek [Symantec] | 4 |
| Trojan.Win32.Agent.bea [Kaspersky Lab] | 4 |
| Trojan-Clicker.Agent.LU [PC Tools] | 4 |
| Trojan-Clicker.Win32.Agent.lu [Kaspersky Lab] | 4 |
| Trojan-Clicker.Win32.Small.iz [Kaspersky Lab] | 4 |
| Virus.Win32.AutoRun.ns [Ikarus] | 3 |
| Virus.Win32.AutoRun.ns [Kaspersky Lab] | 3 |
| WORM_AUTORUN.LE [Trend Micro] | 3 |
| Mal/Heuri-E [Sophos] | 2 |
| TROJ_AGENT.YUI [Trend Micro] | 2 |
| Trojan.Flush.G [Symantec] | 2 |
| Trojan.Win32.Agent.bwn [Kaspersky Lab] | 2 |
| Trojan.Zlob [Symantec] | 2 |
| Trojan:Win32/Adclicker [Microsoft] | 2 |
| Backdoor.Agent.LIC [PC Tools] | 1 |
| Backdoor.Delf.CES [PC Tools] | 1 |
| Backdoor.Rima.C [PC Tools] | 1 |
| Backdoor.VB.AAXC [PC Tools] | 1 |
| Backdoor.Win32.Agent.axn [Kaspersky Lab] | 1 |
| Backdoor.Win32.Agent.ccr [Kaspersky Lab] | 1 |
| Backdoor.Win32.Delf.avc [Kaspersky Lab] | 1 |
| Backdoor.Win32.Delf.ayf [Kaspersky Lab] | 1 |
| Backdoor.Win32.Delf.chr [Kaspersky Lab] | 1 |
| Backdoor.Win32.GrayBird.cq [Kaspersky Lab] | 1 |
| Backdoor.Win32.Hupigon.ah [Kaspersky Lab] | 1 |
| Backdoor.Win32.Lecna.ac [Kaspersky Lab] | 1 |
| Backdoor.Win32.Rima.a [Kaspersky Lab] | 1 |
| Backdoor.Win32.Small.cjx [Kaspersky Lab] | 1 |
| Backdoor.Win32.VB.bco [Kaspersky Lab] | 1 |
| Backdoor:Win32/Agent.AFM [Microsoft] | 1 |
| BKDR_AGENT.ADZT [Trend Micro] | 1 |
| BKDR_AGENT.LRN [Trend Micro] | 1 |
| BKDR_HUPIGON.GEN [Trend Micro] | 1 |
| Email-Worm.Win32.Agent.c [Kaspersky Lab] | 1 |
| Email-Worm.Win32.Agent.t [Kaspersky Lab] | 1 |
| Hacktool.Spammer [Symantec] | 1 |
| IM-Worm.Win32.Sohanad.as [Kaspersky Lab] | 1 |
| Mal/Heuri-D, Mal/Behav-160 [Sophos] | 1 |
| Net-Worm.Win32.Mofeir.o [Kaspersky Lab] | 1 |
| not-a-virus:AdWare.Win32.TrafficSol.l [Kaspersky Lab] | 1 |
| not-a-virus:FraudTool.Win32.UltimateDefender.g [Kaspersky Lab] | 1 |
| Possible_Strat-6 [Trend Micro] | 1 |
| SpamTool.Win32.Agent.af [Kaspersky Lab] | 1 |
| TROJ_ADLOAD.VS [Trend Micro] | 1 |
| TROJ_AGENT.AAYL [Trend Micro] | 1 |
| TROJ_AGENT.ADVC [Trend Micro] | 1 |
| TROJ_AGENT.ADWF [Trend Micro] | 1 |
| TROJ_AGENT.ZEQ [Trend Micro] | 1 |
| TROJ_AGENT.ZRZ [Trend Micro] | 1 |
| TROJ_CAPROBAD.OF [Trend Micro] | 1 |
| TROJ_DELF.FFG [Trend Micro] | 1 |
| TROJ_DLOADER.QNN [Trend Micro] | 1 |
| TROJ_DLOADER.SAR [Trend Micro] | 1 |
| TROJ_DLOADER.SXF [Trend Micro] | 1 |
| TROJ_DROPPER.JXZ [Trend Micro] | 1 |
| TROJ_OBFUSCA.CN [Trend Micro] | 1 |
| TROJ_SMALL.IFU [Trend Micro] | 1 |
| TROJ_VB.DWE [Trend Micro] | 1 |
| TROJ_VB.FTX [Trend Micro] | 1 |
| TROJ_ZLOB.DVX [Trend Micro] | 1 |
| Trojan.Adclicker [Symantec] | 1 |
| Trojan.Agent!sd5 [PC Tools] | 1 |
| Trojan.Agent.B!ct [PC Tools] | 1 |
| Trojan.Agent.BOW [PC Tools] | 1 |
| Trojan.Agent.LST [PC Tools] | 1 |
| Trojan.Agent.XIT [PC Tools] | 1 |
| Trojan.Chost [Symantec] | 1 |
| Trojan.DL.Agent.WQO [PC Tools] | 1 |
| Trojan.DL.Banload.GEJ [PC Tools] | 1 |
| Trojan.DL.Delf.ZHB [PC Tools] | 1 |
| Trojan.DL.VB.GND [PC Tools] | 1 |
| Trojan.DL.Zlob.CXU [PC Tools] | 1 |
| Trojan.Drivus [Symantec] | 1 |
| Trojan.Dropper [Symantec] | 1 |