| Threat Alias | Number of Incidents |
| Worm.Hakaglan.B [PC Tools] | 457 |
| WORM_IMAUT.E [Trend Micro] | 378 |
| W32.Yautoit.N [Symantec] | 321 |
| Worm.Win32.AutoIt.c [Kaspersky Lab] | 257 |
| IM-Worm.Win32.Sohanad.bm [Kaspersky Lab] | 236 |
| W32/SillyFDC-G [Sophos] | 222 |
| W32/Cocung.worm [McAfee] | 195 |
| W32.Imaut.N [Symantec] | 159 |
| W32.Imaut [Symantec] | 157 |
| IM-Worm.Win32.Sohanad [Ikarus] | 156 |
| Mal_AUMAL-2 [Trend Micro] | 133 |
| Downloader-FL [McAfee] | 115 |
| Virus:Win32/Sality.AM [Microsoft] | 83 |
| W32/YahLover.worm.gen [McAfee] | 83 |
| Win32/Hakaglan.worm.462264 [AhnLab] | 80 |
| Virus.Win32.Hakaglan [Ikarus] | 72 |
| W32/Sality-AM [Sophos] | 64 |
| Virus.Win32.Sality.aa [Kaspersky Lab] | 56 |
| Worm:Win32/Nuqel.A [Microsoft] | 48 |
| PE_Chir.B [Trend Micro] | 42 |
| W32/Chir.b@MM [McAfee] | 42 |
| Email-Worm.Win32.Runouce.b [Kaspersky Lab] | 38 |
| W32/Sality.gen [McAfee] | 38 |
| JS.Chir.B [PC Tools] | 34 |
| Win32/Autoit.worm.268216 [AhnLab] | 27 |
| W32.SillyFDC [Symantec] | 24 |
| W32/YahLover.worm [McAfee] | 24 |
| Worm:Win32/Agent.F [Microsoft] | 23 |
| PE_SALITY.JER [Trend Micro] | 20 |
| Worm.AutoIt!sd5 [PC Tools] | 20 |
| Worm.Win32.AutoIt.e [Kaspersky Lab] | 20 |
| PE_SALITY.BU [Trend Micro] | 19 |
| IM-Worm.Win32.Sohanad.gen [Kaspersky Lab] | 16 |
| Virus.Win32.Alman [Ikarus] | 16 |
| W32.Yautoit [Symantec] | 16 |
| W32/Virut.gen [McAfee] | 16 |
| Win32/Hakaglan.worm.263168 [AhnLab] | 16 |
| Win32/Kashu.B [AhnLab] | 15 |
| IM-Worm.Sohanad!sd6 [PC Tools] | 14 |
| Worm:Win32/Sohonad [Microsoft] | 14 |
| Mal/Sality-B [Sophos] | 12 |
| PE_SALITY.EK [Trend Micro] | 12 |
| Virus.Win32.Sality.z [Kaspersky Lab] | 12 |
| W32.Chir.B@mm [Symantec] | 12 |
| W32/Hakaglan.worm.gen [McAfee] | 12 |
| Win32.Sality.AM.Gen [PC Tools] | 12 |
| Worm.Win32.AutoRun.fwl [Kaspersky Lab] | 11 |
| PE_CORELINK.C-1 [Trend Micro] | 10 |
| PE_PARITE.A [Trend Micro] | 10 |
| Virus.Win32.Alman.b [Kaspersky Lab] | 10 |
| Virus.Win32.Parite.b [Kaspersky Lab] | 10 |
| Virus.Win32.Virut.n [Kaspersky Lab] | 10 |
| W32/Almanahe.c [McAfee] | 10 |
| W32/Chir-B [Sophos] | 10 |
| W32/Pate.b [McAfee] | 10 |
| W32/Sohana-CO [Sophos] | 9 |
| PE_MUMAWOW.AE [Trend Micro] | 8 |
| PE_SALITY.EN [Trend Micro] | 8 |
| PE_SALITY.EN-1 [Trend Micro] | 8 |
| W32/Alman-C [Sophos] | 8 |
| W32/Sality.ag [McAfee] | 8 |
| W32/Vetor-A [Sophos] | 8 |
| Win32.Alman.B [PC Tools] | 8 |
| WORM_SILLYFDC.B [Trend Micro] | 8 |
| W32.Almanahe.B!inf [Symantec] | 7 |
| Backdoor.Trojan [Symantec] | 6 |
| PE_VIRUT.GEN [Trend Micro] | 6 |
| PE_VIRUT.XP [Trend Micro] | 6 |
| Virus.Win32.Sality [Ikarus] | 6 |
| Virus.Win32.Virut.q [Kaspersky Lab] | 6 |
| Virus:Win32/Almanahe.B [Microsoft] | 6 |
| Virus:Win32/Chir.B@mm [Microsoft] | 6 |
| W32/Fujacks [McAfee] | 6 |
| W32/Virut.gen.a [McAfee] | 6 |
| Worm.Win32.AutoRun.ukk [Kaspersky Lab] | 6 |
| IM-Worm.Win32.Sohanad.ei [Kaspersky Lab] | 4 |
| I-Worm.Chir.B [PC Tools] | 4 |
| Mal/Generic-A [Sophos] | 4 |
| Mal/Sohana-A [Sophos] | 4 |
| Malware.Imaut [PC Tools] | 4 |
| PE_SALITY.EM [Trend Micro] | 4 |
| PE_VIRUT.AV [Trend Micro] | 4 |
| Trojan:Win32/Malagent [Microsoft] | 4 |
| Virus.W32.Sality [Ikarus] | 4 |
| Virus.Win32.Sality.y [Kaspersky Lab] | 4 |
| Virus:Win32/Parite.B [Microsoft] | 4 |
| Virus:Win32/Virut.AE [Microsoft] | 4 |
| Virus:Win32/Virut.BM [Microsoft] | 4 |
| Virus:Win32/Virut.D [Microsoft] | 4 |
| W32.Sality.AE [Symantec] | 4 |
| W32/MumaWow.c!inf [McAfee] | 4 |
| W32/Parite-B [Sophos] | 4 |
| W32/Virut.n [McAfee] | 4 |
| W32/Virut.remnants [McAfee] | 4 |
| Win32.Sality.AK [PC Tools] | 4 |
| Backdoor.Agent.DYCG [PC Tools] | 3 |
| Trojan.Win32.Agent.ydn [Kaspersky Lab] | 3 |
| W32/Sohana-AO [Sophos] | 3 |
| Worm:Win32/Sohanad.M [Microsoft] | 3 |
| Bloodhound.Unknown [Symantec] | 2 |