| Threat Alias | Number of Incidents |
| REG_ZAPCHAST.ED [Trend Micro] | 25,917 |
| Backdoor.IRC.Zapchast.zwrc [Kaspersky Lab] | 20,829 |
| Backdoor.IRC.Zapchast [Ikarus] | 18,921 |
| Trojan.RunKeys [PC Tools] | 18,444 |
| IRC.Backdoor.Trojan [Symantec] | 18,126 |
| REG/Zapchast [AhnLab] | 5,088 |
| Backdoor.Zapchast [Ikarus] | 3,021 |
|