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What is stacsv.exe?

Part of C-Major Audio by SigmaTel

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How does stacsv.exe run?

Service - stacsv.exe runs as a background Windows service called 'STacSV' (SigmaTel Audio Service). This service runs as the SYSTEM account with extensive privileges on the local computer, and acts as the computer on the network. SigmaTel Audio Service runs as a program that can be started by the Service Controller and that obeys the service control protocol. This type of service runs in a process by itself.


What is the community is seeing?What is the community is doing?
About 0.1% of all Boost users have the stacsv.exe process running.Of the 0.1% of stacsv.exe users, 15.0% have disabled it.
How resource intensive is stacsv.exe?
Comparison based on the average resource utilization across all programs.
0.00010% CPU980.9%
Average CPU utilization across all programs is 0.00001%.
7.15 MB RAM33.2%
Average private memory utilization across all programs is 21.53 MB.
Typical file (disk image) location:
C:\Program Files\sigmatel\c-major audio\wdm\stacsv.exe

Are there other versions of C-Major Audio?

What modules are loaded?

A module is a dynamic link library (DLL) or an executable file that is loaded into the process. Below is a list of non-system modules that are loaded by C-Major Audio.

What else is related?

What Windows OS versions does this run on?

Windows 7 Home Premium (6.1.7601.65536)
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File details

File name: stacsv.exe
Publisher: SigmaTel, Inc.
Name: C-Major Audio
Description: STacSV Module
Version: 1.0.5286.0 nd538 cp1
Size: 88 KB
Original file name: STacSV.EXE

Resource utilization

CPU utilization averages
Total CPU: 0.0006003027%
Privileged CPU: 0.0005022140%
User CPU: 0.00009808867530%
Privileged CPU time: 640625 ms
Privileged CPU time /min: 0 ms
CPU cycle count: 707,128,148
Memory utilization averages
Committed memory: 43.93 MB
Peak committed memory: 49.93 MB
Paged memory: 7.15 MB
Peak paged memory: 7.26 MB
Paged system memory: 60.42 KB
Non-paged system memory: 4.98 KB
Working set memory: 888 KB
Peak working set memory: 6.36 MB
Min working set memory: 564 KB
Private memory: 7.15 MB
Page faults: 2,231
Page faults /min: 0
Handle count average: 184
Thread count average: 8

Process details

Runs as (owner): System
Integrety level: System
Windows platform: 32-bit
Runs as a service: Yes
Parent Process
Process Command
"C:\Program Files\SigmaTel\C-Major Audio\WDM\STacSV.exe"

Service details

Name: SigmaTel Audio Service
Service name: STacSV
Service type: Win32OwnProcess
Description: “Manages SigmaTel Audio Universal Jack configurations.”

Image hashes

MD5: 7307eb6894ae4e6ce8f20e4d0f800e26
SHA-1: 8e4ca534fe8853d69985b1e2f9b8503a2f15a356

PE image details

Subsystem: Windows Console
Langauge*: Microsoft Visual C++
File packed: No
Import Table
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