Should I block it?
No, this file is 100% safe to run.
 
     
    
        ChronosXPfx.dll
ChronosXPfx
| Version: | 4.0.3389.17426 | 
| MD5: | 110ab08d6b9b769c4adb75f6ac5d1db1 | 
| SHA1: | 7347068db40da2f397adf832592c6ecbbe3c6118 | 
Overview
chronosxpfx.dll is loaded as dynamic link library that runs in the context of a process. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). This particular version is usually found on Windows 8.1 (6.2.9200.0).
 Details
Details
| File name: | chronosxpfx.dll | 
| Product name: | ChronosXPfx | 
| Typical file path: | C:\Program Files\chronosxp\chronosxpfx.dll | 
| File version: | 4.0.3389.17426 | 
| Size: | 153.5 KB (157,184 bytes) | 
| Build date: | 4/12/2009 4:40 PM | 
| Digital DNA | 
| PE subsystem: | Windows Console | 
| File packed: | No | 
| Code language: | Microsoft Visual C# / Basic .NET | 
| .NET CLR: | Yes | 
| .NET NGENed: | No | 
More details
 Distribution by Windows OS
Distribution by Windows OS
| OS version | distribution | 
| Windows 8.1 | 100.00% |  | 
 Distribution by PC manufacturer
Distribution by PC manufacturer
| PC Manufacturer | distribution | 
| Hewlett-Packard | 100.00% |  |