| Threat Alias | Number of Incidents |
| Trojan-Spy.Win32.Zbot.gen [Kaspersky Lab] | 713 |
| Packed.Generic.232 [Symantec] | 424 |
| PWS:Win32/Zbot.gen!R [Microsoft] | 336 |
| PWS:Win32/Zbot.PG [Microsoft] | 283 |
| Spy-Agent.bw.gen.e [McAfee] | 165 |
| Trojan-Spy.Win32.Zbot [Ikarus] | 149 |
| HeurEngine.MaliciousPacker [PC Tools] | 137 |
| Infostealer.Banker.C [Symantec] | 125 |
| Spy-Agent.bw.gen.d [McAfee] | 66 |
| Spy-Agent.eh [McAfee] | 58 |
| Trojan.Zbot [PC Tools] | 45 |
| Trojan.Zbot!gen3 [Symantec] | 43 |
| BackDoor-DKI.gen.bf [McAfee] | 40 |
| Trojan-PSW.Banker [PC Tools] | 40 |
| Win32/IRCBot.worm.variant [AhnLab] | 31 |
| PWS:Win32/Zbot.PJ [Microsoft] | 25 |
| Generic PWS.cf [McAfee] | 17 |
| PWS:Win32/Zbot.gen!W [Microsoft] | 16 |
| PWS:Win32/Zbot.PI [Microsoft] | 16 |
| PWS-Zbot.gen.p [McAfee] | 7 |
| Trojan-Spy.Win32.Zbot.wtb [Kaspersky Lab] | 6 |
| Generic PWS.y!dp [McAfee] | 5 |
| Trojan-Spy.Win32.Zbot.zvy [Kaspersky Lab] | 5 |
| PWS:Win32/Zbot.ZJ [Microsoft] | 4 |
| Trojan Horse [Symantec] | 4 |
| Trojan:Win32/Malat [Microsoft] | 4 |
| Trojan-Spy.Win32.Zbot.aadz [Kaspersky Lab] | 4 |
| Trojan-Spy.Win32.Zbot.xep [Kaspersky Lab] | 4 |
| Generic PWS.y!rt [McAfee] | 3 |
| Infostealer [Symantec] | 3 |
| PWS.Win32 [Ikarus] | 3 |
| PWS-Zbot [McAfee] | 3 |
| Trojan-Dropper.Win32.Zbot [Ikarus] | 3 |
| Trojan-Spy.Win32.Zbot.xud [Kaspersky Lab] | 3 |
| Win-Trojan/Zbot.62976.X [AhnLab] | 3 |
| Win-Trojan/Zbot.92160 [AhnLab] | 3 |
| Dropper/MulDrop.78848 [AhnLab] | 2 |
| Generic PWS.y!fr [McAfee] | 2 |
| Generic PWS.y!gx [McAfee] | 2 |
| Generic PWS.y!p [McAfee] | 2 |
| PWS:Win32/Zbot.PM [Microsoft] | 2 |
| PWS-Banker.dr.i [McAfee] | 2 |
| Trojan.Generic [PC Tools] | 2 |
| Trojan.Win32.Agent.cbxa [Kaspersky Lab] | 2 |
| Trojan.Win32.Zbot [Ikarus] | 2 |
| Trojan-Banker.Win32.Bancos [Ikarus] | 2 |
| Trojan-Dropper.Win32.Zbot.h [Kaspersky Lab] | 2 |
| Trojan-Dropper.Win32.Zbot.i [Kaspersky Lab] | 2 |
| Trojan-Spy.Banker!sd6 [PC Tools] | 2 |
| Trojan-Spy.Win32.Zbot.sxq [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot.wrp [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot.xdk [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot.xdl [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot.xet [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot.xez [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot.xgh [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot.yyj [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot.zic [Kaspersky Lab] | 2 |
| Trojan-Spy.Win32.Zbot.zot [Kaspersky Lab] | 2 |
| Win-Trojan/Zbot.62976.S [AhnLab] | 2 |
| Win-Trojan/Zbot.62976.U [AhnLab] | 2 |
| Win-Trojan/Zbot.63488.Z [AhnLab] | 2 |
| Win-Trojan/Zbot.64000.C [AhnLab] | 2 |
| Win-Trojan/Zbot.66048.I [AhnLab] | 2 |
| Win-Trojan/Zbot.66048.J [AhnLab] | 2 |
| Win-Trojan/Zbot.67072.E [AhnLab] | 2 |
| Win-Trojan/Zbot.67584.H [AhnLab] | 2 |
| Win-Trojan/Zbot.67584.O [AhnLab] | 2 |
| Win-Trojan/Zbot.76800.B [AhnLab] | 2 |
| Win-Trojan/Zbot.77824 [AhnLab] | 2 |
| Win-Trojan/Zbot.78336.C [AhnLab] | 2 |
| Win-Trojan/Zbot.82432.D [AhnLab] | 2 |
| Win-Trojan/Zbot.82944.E [AhnLab] | 2 |
| Win-Trojan/Zbot.82944.F [AhnLab] | 2 |
| Generic PWS.y [McAfee] | 1 |
| Generic PWS.y!bt [McAfee] | 1 |
| Generic PWS.y!cy [McAfee] | 1 |
| Generic PWS.y!dh [McAfee] | 1 |
| Generic PWS.y!fp [McAfee] | 1 |
| Generic PWS.y!g [McAfee] | 1 |
| Generic PWS.y!h [McAfee] | 1 |
| Generic PWS.y!m [McAfee] | 1 |
| Generic PWS.y!on [McAfee] | 1 |
| Generic PWS.y!r [McAfee] | 1 |
| Generic PWS.y!wn [McAfee] | 1 |
| Trojan.Agent!sd6 [PC Tools] | 1 |
| Trojan.Win32.Agent [Ikarus] | 1 |
| Trojan.Zbot [Symantec] | 1 |
| Trojan-PSW.Generic [PC Tools] | 1 |
| Trojan-Spy.Win32.Zbot.aaof [Kaspersky Lab] | 1 |
| Trojan-Spy.Win32.Zbot.puo [Kaspersky Lab] | 1 |
| Trojan-Spy.Win32.Zbot.ttw [Kaspersky Lab] | 1 |
| Trojan-Spy.Win32.Zbot.vbj [Kaspersky Lab] | 1 |
| Trojan-Spy.Win32.Zbot.wcb [Kaspersky Lab] | 1 |
| Trojan-Spy.Win32.Zbot.wvm [Kaspersky Lab] | 1 |
| Trojan-Spy.Zbot!sd6 [PC Tools] | 1 |
| Trojan-Spy.Zbot.YETH [PC Tools] | 1 |
| Win-Trojan/ZBot.62464.C [AhnLab] | 1 |
| Win-Trojan/Zbot.63488.AN [AhnLab] | 1 |
| Win-Trojan/Zbot.63488.Q [AhnLab] | 1 |