| Users | Filename | Product | Company | Version | Variant |
|---|---|---|---|---|---|
| 85.71% | %PROGRAMFILES% \ Citrix \ system32 \ tzhook64.dll | Citrix Presentation Server | Citrix Systems, Inc. | 4.5.4600.1 | 22820159 |
| 9.52% | %PROGRAMFILES% \ Citrix \ system32 \ tzhook64.dll | Citrix XenApp | Citrix Systems, Inc. | 5.0.0.5357 | 11348775 |
| 4.76% | %PROGRAMFILES% \ Citrix \ system32 \ tzhook64.dll | Citrix MetaFrame | Citrix Systems, Inc. | 4.0.2720.1 | 25480083 |