Versions

2.3.39.77	6.02%
2.2.18.76	15.79%
2.1.18.76	10.53%
2.0.12.76	63.91%
2.0.10.76	2.26%
2.0.6.76	0.75%
2.0.3.76	0.75%

There are 7 versions of sdupdsvc.exe in the wild, the latest version being 2.3.39.77. It is started as a Windows Service called 'SDUpdateService' with the name 'SDUpdateService' and described as “Downloads Spybot updates and installs them.”. . In addition, it is run under the context of the SYSTEM account with extensive privileges (the administrator accounts have the same privileges). The average file size is about 1.58 MB. The file is a digitally signed and issued to Safer Networking Ltd. by VeriSign. Numerous variations of sdupdsvc.exe have been installed with both Spybot - Search & Destroy and Spybot - Search & Destroy 2. During the process's lifecycle, the typical CPU resource utilization is about 0.0012% including both foreground and background operations, the average private memory consumption is about 9.43 MB with the maximum memory reaching around 14.12 MB. Addionally, typically read and write I/O disk operations is about 12.67 KB per minute for reads and 4.97 KB per minute for writes.

Spybot-S&D 2 Background update service is the software updater program which runs in the background of Windows and automatically starts up when your PC boots. It checks
for software udpates and automatically downloads and installs them if found.