| Threat Alias | Number of Incidents |
| Win32/IRCBot.worm.variant [AhnLab] | 385 |
| Backdoor.Win32.IRCBot.jvw [Kaspersky Lab] | 371 |
| VirTool:Win32/CeeInject.gen!R [Microsoft] | 283 |
| Backdoor.Win32.IRCBot [Ikarus] | 282 |
| Mal/Inject-M [Sophos] | 277 |
| Backdoor.Trojan [Symantec] | 231 |
| Backdoor.IRCBot!sd6 [PC Tools] | 189 |
| Mal/Bckdr-C, Mal/Inject-M [Sophos] | 103 |
| Backdoor.IRC.Bot [Symantec] | 89 |
| Backdoor:Win32/Agent [Microsoft] | 77 |
| Virus.Win32.Injector [Ikarus] | 58 |
| Trojan Horse [Symantec] | 45 |
| Backdoor.Win32.IRCBot.irl [Kaspersky Lab] | 44 |
| VirTool:Win32/CeeInject.B [Microsoft] | 34 |
| Backdoor.IRC!sd6 [PC Tools] | 26 |
| Mal/UnkPack-Fam [Sophos] | 24 |
| Backdoor.IRC [PC Tools] | 23 |
| Trojan:Win32/Meredrop [Microsoft] | 9 |
| Trojan.Generic [PC Tools] | 5 |
| Trojan:Win32/Inject.AA [Microsoft] | 5 |
| Backdoor:Win32/Bifrose.AE [Microsoft] | 4 |
| Mal/Generic-A, Mal/Bckdr-C, Mal/Inject-M [Sophos] | 4 |
| Backdoor.Trojan [PC Tools] | 3 |
| Backdoor.Bifrose [Symantec] | 2 |
| Mal/Bckdr-C [Sophos] | 2 |
| Mal/Bckdr-C, Mal/Inject-M, Mal/Behav-103, Mal/Behav-043 [Sophos] | 2 |
| Mal/Inject-M, Mal/Behav-103 [Sophos] | 2 |
| Mal/Inject-M, Mal/Behav-103, Mal/Behav-043 [Sophos] | 2 |
| Troj/Agent-LCN [Sophos] | 2 |
| Trojan.Meredrop [Ikarus] | 2 |
| Win-Trojan/Agent.62845.C [AhnLab] | 2 |
| Backdoor.Bifrose [PC Tools] | 1 |
| Backdoor.Win32.Agent.agbb [Kaspersky Lab] | 1 |
| Backdoor.Win32.IRCBot.img [Kaspersky Lab] | 1 |
| Backdoor.Win32.IRCBot.imu [Kaspersky Lab] | 1 |
| Backdoor.Win32.Poison.zlm [Kaspersky Lab] | 1 |
| HeurEngine.MaliciousPacker [PC Tools] | 1 |
| Mal/Bckdr-C, Mal/Inject-M, Mal/Bckdr-C, Mal/Inject-M [Sophos] | 1 |
| Mal/Behav-103 [Sophos] | 1 |
| Mal/Generic-A [Sophos] | 1 |
| Mal/Inject-M, Mal/Behav-043 [Sophos] | 1 |
| Mal/Krap-K, Mal/Krap-K [Sophos] | 1 |
| Packed.Generic.187 [Symantec] | 1 |
| Troj/Poison-AV [Sophos] | 1 |
| Trojan.Win32.Buzus.bllj [Kaspersky Lab] | 1 |
| Trojan.Win32.Refroso [Ikarus] | 1 |
| Trojan.Win32.Refroso.asdv [Kaspersky Lab] | 1 |
| Trojan.Win32.Refroso.egi [Kaspersky Lab] | 1 |
| VirTool:Win32/Runcrypt.E [Microsoft] | 1 |
| W32.HLLP.Sality.O [Symantec] | 1 |
| Win-Trojan/Poison.40491 [AhnLab] | 1 |