Should I block it?
No, this file is 100% safe to run.
Additional versions
Relationships
Parent process
Related files
stacsv64.exe
IDT PC Audio by IDT
| Version: | 1.0.6381.0 |
| MD5: | d30fe3ecf1d6d521365fae307b500bc0 |
| SHA1: | ca4dd93da427e139024788d03d83a05e70eaf61d |
| SHA256: | 108c64964be77994f0b8252759648bf87d1c4e6bc9678de1d61008c99fd21049 |
What is stacsv64.exe?
IDT Audio Drivers are driver for audio devices installed within the PC. The drivers are distributed through the PC manufacture (OEM) directly.
Overview
stacsv64.exe runs as a service under the name Audio Service (STacSV) with extensive SYSTEM privileges (full administrator access). This is typically installed with the program IDT Audio published by IDT. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC).
Details
| File name: | stacsv64.exe |
| Publisher: | IDT, Inc. |
| Product name: | IDT PC Audio |
| Typical file path: | C:\Program Files\idt\wdm\stacsv64.exe |
| File version: | 1.0.6381.0 |
| Size: | 304.5 KB (311,808 bytes) |
| Digital DNA |
| File packed: | No |
| Code language: | Microsoft Visual C# / Basic .NET |
| .NET CLR: | Yes |
| .NET NGENed: | No |
More details
Programs
The following program will install this file
This program contains the driver that enables the IDT High-Definition (HD) Audio in supported notebook models that are running a supported operating system.
Behaviors
Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
- 'STacSV' (Audio Service)
- STacSV
Resource utilization
(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
| CPU |
| Total CPU: | 0.00230249% | |
| Kernel CPU: | 0.00036622% | |
| User CPU: | 0.00193627% | |
| Kernel CPU time: | 569,195 ms/min | |
| CPU cycles: | 2,672,562/sec | |
| Context switches: | 8/sec | |
| Memory |
| Private memory: | 8.93 MB | |
| Private (maximum): | 7.81 MB | |
| Private (minimum): | 7.41 MB | |
| Non-paged memory: | 8.93 MB | |
| Virtual memory: | 63.58 MB | |
| Virtual memory (peak): | 66.47 MB | |
| Working set: | 7.76 MB | |
| Working set (peak): | 8.38 MB | |
| Page faults: | 6,476/min | |
| I/O |
| I/O read transfer: | 24 Bytes/sec | |
| I/O read operations: | 4/sec | |
| I/O write transfer: | 24 Bytes/sec | |
| I/O write operations: | 2/sec | |
| I/O other transfer: | 2.07 KB/sec | |
| I/O other operations: | 227/sec | |
| Resource allocations |
| Threads: | 12 | |
| Handles: | 207 | |
Process properties
| Integrety level: | System |
| Platform: | 64-bit |
| Command line: | "C:\Program Files\idt\wdm\stacsv64.exe" |
| Owner: | SYSTEM |
| Windows Service |
| Service name: | STacSV |
| Display name: | Audio Service |
| Description: | “Manages audio jack configurations.” |
| Type: | Win32OwnProcess |
| Parent process: | services.exe (Services and Controller app by Microsoft) |
Threads
Averages
| STacSV64.exe (main module) |
| Total CPU: | 0.02185132% | |
| Kernel CPU: | 0.01292258% | |
| User CPU: | 0.00892874% | |
| CPU cycles: | 658,861/sec | |
| Context switches: | 2/sec | |
| Memory: | 316 KB | |
| sechost.dll (Host for SCM/SDDL/LSA Lookup APIs by Microsoft) |
| Total CPU: | 0.00051673% | |
| Kernel CPU: | 0.00037480% | |
| User CPU: | 0.00014193% | |
| CPU cycles: | 9,808/sec | |
| Memory: | 124 KB | |
| MMDevApi.dll |
| Total CPU: | 0.00028628% | |
| Kernel CPU: | 0.00018629% | |
| User CPU: | 0.00009999% | |
| CPU cycles: | 50,827/sec | |
| Context switches: | 1/sec | |
| Memory: | 300 KB | |
| ntdll.dll |
| Total CPU: | 0.00000334% | |
| Kernel CPU: | 0.00000334% | |
| User CPU: | 0.00000000% | |
| CPU cycles: | 992/sec | |
| Memory: | 1.66 MB | |
| ole32.dll |
| Total CPU: | 0.00000166% | |
| Kernel CPU: | 0.00000000% | |
| User CPU: | 0.00000166% | |
| CPU cycles: | 202/sec | |
| Memory: | 2.01 MB | |
Common loaded modules
These are modules that are typiclaly loaded within the context of this process.
Distribution by Windows OS
| OS version | distribution |
| Windows 7 Home Premium |
54.00% |
|
| Windows 8 |
17.50% |
|
| Windows 7 Ultimate |
8.00% |
|
| Windows 8.1 |
4.00% |
|
| Windows 7 Home Basic |
4.00% |
|
| Windows 8 Pro with Media Center |
4.00% |
|
| Windows 7 Professional |
3.50% |
|
| Windows 8 Pro |
3.50% |
|
| Windows 8 Enterprise |
1.00% |
|
| Windows Vista Home Premium |
0.50% |
|
Distribution by country
United States installs about 57.36% of IDT PC Audio.
Distribution by PC manufacturer
| PC Manufacturer | distribution |
| Hewlett-Packard |
72.27% |
|
| Dell |
26.36% |
|
| Lenovo |
0.91% |
|
| Alienware |
0.45% |
|
