| Threat Alias | Number of Incidents |
| W32.Virut.U [Symantec] | 96 |
| W32/Vetor-A [Sophos] | 93 |
| W32/Virut.gen [McAfee] | 91 |
| Win32.Virut.Gen.5 [PC Tools] | 89 |
| Virus.Win32.Virut.q [Kaspersky Lab] | 78 |
| PE_VIRUT.XO [Trend Micro] | 57 |
| Virus:Win32/Virut.AP [Microsoft] | 49 |
| PE_VIRUT.XP [Trend Micro] | 21 |
| Virus:Win32/Virut.AE [Microsoft] | 18 |
| Virus.Win32.Virut.n [Kaspersky Lab] | 14 |
| PE_VIRUT.XS [Trend Micro] | 11 |
| Virus:Win32/Virut.L [Microsoft] | 10 |
| Virus:Win32/Virut.K [Microsoft] | 8 |
| PE_VIRUT.XI [Trend Micro] | 3 |
| Virus:Win32/Virut.AG [Microsoft] | 3 |
| W32.Virut.R [Symantec] | 3 |
| W32/Virut.remnants [McAfee] | 3 |
| Virus:Win32/Azero.A [Microsoft] | 2 |
| Virus:Win32/Sality.AM [Microsoft] | 2 |
| Virus:Win32/Virut.AR [Microsoft] | 2 |
| Win32.Virut.Gen [PC Tools] | 2 |
| Generic PWS.ak [McAfee] | 1 |
| Mal/HckPk-A [Sophos] | 1 |
| Mal_Banker [Trend Micro] | 1 |
| PWS-Banker.gen.aa [McAfee] | 1 |
| PWS-Gamania.gen.a [McAfee] | 1 |
| TROJ_NUWAR.DDJ [Trend Micro] | 1 |
| Trojan.Win32.Agent2.ecb [Kaspersky Lab] | 1 |
| Trojan.Win32.Pakes.kgb [Kaspersky Lab] | 1 |
| Trojan.Win32.Pakes.may [Kaspersky Lab] | 1 |
| TrojanDownloader:Win32/Tibs [Microsoft] | 1 |
| Trojan-Dropper.Small.axz [PC Tools] | 1 |
| Trojan-GameThief.Win32.OnLineGames.scx [Kaspersky Lab] | 1 |
| TrojanSpy:Win32/Vwealer.CK [Microsoft] | 1 |
| W32.Gammima.AG [Symantec] | 1 |
| W32/Dref-AW [Sophos] | 1 |
| W32/Nachi.worm.a [McAfee] | 1 |
| W32/Passma.worm.c [McAfee] | 1 |
| Win32.HLLP.Passma.A [PC Tools] | 1 |
| Worm.Win32.AutoRun.tko [Kaspersky Lab] | 1 |
| Worm.Win32.Nachi [PC Tools] | 1 |
| Worm:Win32/Taterf.B [Microsoft] | 1 |