Versions

2.3.4.27	3.13%
2.3.4.24	0.39%
2.2.10.8	2.21%
2.2.9.2	28.13%
2.2.8.1	14.84%
2.2.5.1	23.05%
2.2.3.5	7.68%
2.2.3.2	8.33%
2.1.19.17	4.56%
2.1.19.1	4.69%
2.1.14.3	0.78%
2.1.10.1	2.21%

There are 12 versions of apsdaemon.exe in the wild, the latest version being 2.3.4.27. apsdaemon.exe is run as a standard windows process with the logged in user's account privileges. During installation, a run registry key for all users is added that will cause the program to run each time any user logs on to Windows. The average file size is about 55.48 KB. The file is a digitally signed and issued to Apple Inc. by VeriSign. The programs Apple Application Support, Olive v1.2.6.2 and iPhone-Konfigurationsprogramm have been observed as installing specific variations of apsdaemon.exe. During the process's lifecycle, the typical CPU resource utilization is about 0.0013% including both foreground and background operations, the average private memory consumption is about 5.89 MB with the maximum memory reaching around 14.63 MB. Addionally, typically read and write I/O disk operations is about 545 Bytes per minute for reads and 31 Bytes per minute for writes.

The Apple Push Notification Service is a service created by Apple Inc. that uses push technology through a constantly open IP connection to forward notifications from the servers of third party applications to the Apple devices; such notifications may include badges, sounds or custom text alerts.