Versions

1.0.64.10	94.37%
1.0.64.9	4.33%
1.0.64.7	1.30%

There are 3 versions of aertsr64.exe in the wild, the latest version being 1.0.64.10. It is started as a Windows Service called 'AERTFilters' with the name 'AERTFilters' and described as “Andrea Service”. . 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 90.8 KB. The file is a digitally signed and issued to Andrea Electronics by VeriSign. The programs Realtek High Definition Audio Driver, Realtek HDMI Audio Driver for ATI and REALTEK Bluetooth Filter Driver have been observed as installing specific variations of aertsr64.exe. The executable is a .NET framework assembly utilizing the CLR. During the process's lifecycle, the typical CPU resource utilization is about 0.0000% including both foreground and background operations, the average private memory consumption is about 1.04 MB with the maximum memory reaching around 2.18 MB. Addionally, typically read and write I/O disk operations is about 4 Bytes per minute for reads and 0 Bytes per minute for writes.

Andrea filters APO access service (64-bit) for Realtek (and other) audio devices mostly used with Microphones, for noise cancellation.