What is CxAudioSvc.exe?

CxAudioSvc.exe is part of Conexant SmartAudio and developed by Conexant Systems LLC. according to the CxAudioSvc.exe version information.

CxAudioSvc.exe's description is "CxAudioSvc"

CxAudioSvc.exe is digitally signed by Conexant Systems LLC.

CxAudioSvc.exe is usually located in the 'C:\Windows\System32\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about CxAudioSvc.exe.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

Vendor and version information [?]

The following is the available information on CxAudioSvc.exe:

PropertyValue
Product nameConexant SmartAudio
Company nameConexant Systems LLC.
File descriptionCxAudioSvc
Internal nameCxAudioSvc.exe
Original filenameCxAudioSvc.exe
Legal copyrightCopyright © Conexant Systems LLC. 2019
Product version1.0.45.0
File version1.0.45.0

Here's a screenshot of the file properties when displayed by Windows Explorer:

Product nameConexant SmartAudio
Company nameConexant Systems LLC.
File descriptionCxAudioSvc
Internal nameCxAudioSvc.exe
Original filenameCxAudioSvc.exe
Legal copyrightCopyright © Conexant Systems LLC. 2..
Product version1.0.45.0
File version1.0.45.0

Digital signatures [?]

CxAudioSvc.exe has a valid digital signature.

PropertyValue
Signer nameConexant Systems LLC
Certificate issuer nameVeriSign Class 3 Code Signing 2010 CA
Certificate serial number5d79705fbf306c85642bb86f3fc82031

VirusTotal report

None of the 71 anti-virus programs at VirusTotal detected the CxAudioSvc.exe file.

None of the 71 anti-virus programs detected the CxAudioSvc.exe file.

Sandbox Report

The following information was gathered by executing the file inside Cuckoo Sandbox.

Summary

Successfully executed process in sandbox.

Summary

{
    "dll_loaded": [
        "ADVAPI32.dll",
        "SHLWAPI.dll",
        "C:\\Windows\\system32\\IMM32.DLL",
        "gdi32.dll"
    ],
    "file_opened": [
        "C:\\Windows\\Microsoft.NET\\Framework64\\v2.0.50727\\",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\aabb7094ea21fccf72ce4c07066f58db3c9d3a0a645f5f495ab7f1e71052af29.bin"
    ],
    "regkey_opened": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\Policy\\Upgrades",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\Upgrades",
        "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework\\Policy\\Standards",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\Standards",
        "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework\\Policy\\Upgrades",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\Policy\\standards\\v4.0.30319",
        "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\Policy\\v2.0",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\Policy\\standards",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\Policy\\AppPatch"
    ],
    "file_exists": [
        "C:\\Windows\\System32\\MSCOREE.DLL.local"
    ],
    "file_failed": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\aabb7094ea21fccf72ce4c07066f58db3c9d3a0a645f5f495ab7f1e71052af29.bin.config",
        "C:\\Windows\\Microsoft.NET\\Framework64\\Upgrades.2.0.50727\\",
        "C:\\Windows\\Microsoft.NET\\Framework64\\v4.0.30319\\"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\OnlyUseLatestCLR",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Windows\\LoadAppInit_DLLs",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\NoGuiFromShim",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\CLRLoadLogDir",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\InstallRoot",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
    ]
}

Generic

[
    {
        "process_path": "C:\\Users\\cuck\\AppData\\Local\\Temp\\aabb7094ea21fccf72ce4c07066f58db3c9d3a0a645f5f495ab7f1e71052af29.bin",
        "process_name": "aabb7094ea21fccf72ce4c07066f58db3c9d3a0a645f5f495ab7f1e71052af29.bin",
        "pid": 2124,
        "summary": {
            "dll_loaded": [
                "ADVAPI32.dll",
                "SHLWAPI.dll",
                "C:\\Windows\\system32\\IMM32.DLL",
                "gdi32.dll"
            ],
            "file_opened": [
                "C:\\Windows\\Microsoft.NET\\Framework64\\v2.0.50727\\",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\aabb7094ea21fccf72ce4c07066f58db3c9d3a0a645f5f495ab7f1e71052af29.bin"
            ],
            "regkey_opened": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\Policy\\Upgrades",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\Upgrades",
                "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework\\Policy\\Standards",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\Standards",
                "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework\\Policy\\Upgrades",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\Policy\\standards\\v4.0.30319",
                "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\Policy\\v2.0",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\Policy\\standards",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\Policy\\AppPatch"
            ],
            "file_exists": [
                "C:\\Windows\\System32\\MSCOREE.DLL.local"
            ],
            "file_failed": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\aabb7094ea21fccf72ce4c07066f58db3c9d3a0a645f5f495ab7f1e71052af29.bin.config",
                "C:\\Windows\\Microsoft.NET\\Framework64\\Upgrades.2.0.50727\\",
                "C:\\Windows\\Microsoft.NET\\Framework64\\v4.0.30319\\"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\OnlyUseLatestCLR",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Windows\\LoadAppInit_DLLs",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\NoGuiFromShim",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\CLRLoadLogDir",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\.NETFramework\\InstallRoot",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ]
        },
        "first_seen": 1582829584.578125,
        "ppid": 2504
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1582829584.328125,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "D:\\Conexant\\Projects\\Application_Components\\CxAudioSvc-AUDBP\\trunk\\obj\\Release\\CxAudioSvc.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    }
]

Yara

The Yara rules did not detect anything in the file.

Network

{
    "tls": [],
    "udp": [
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 662,
            "time": 6.185754060745239,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 2134,
            "time": 6.144466876983643,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 2462,
            "time": 4.139688014984131,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 2790,
            "time": 6.156333923339844,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 3118,
            "time": 4.6424720287323,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 3446,
            "time": 3.0187110900878906,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 3774,
            "time": 4.6700029373168945,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 7102,
            "time": 4.172930002212524,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 11294,
            "time": 6.216983079910278,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "632cf89acab89883c6e22353c6ebfac64f3d07250b75c278c58c9815c92d381f",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "fe00d8b2f939302f4a5660c10c5657a0c44f87bc40ed9dff9462010efb18fc20",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandbox

Other files also named CxAudioSvc.exe

CxAudioSvc.exe (5 votes)

Hashes [?]

PropertyValue
MD580c249a3cec4d09881b534d0a08d9e70
SHA256aabb7094ea21fccf72ce4c07066f58db3c9d3a0a645f5f495ab7f1e71052af29

Error Messages

These are some of the error messages that can appear related to cxaudiosvc.exe:

cxaudiosvc.exe has encountered a problem and needs to close. We are sorry for the inconvenience.

cxaudiosvc.exe - Application Error. The instruction at "0xXXXXXXXX" referenced memory at "0xXXXXXXXX". The memory could not be "read/written". Click on OK to terminate the program.

CxAudioSvc has stopped working.

End Program - cxaudiosvc.exe. This program is not responding.

cxaudiosvc.exe is not a valid Win32 application.

cxaudiosvc.exe - Application Error. The application failed to initialize properly (0xXXXXXXXX). Click OK to terminate the application.

What will you do with CxAudioSvc.exe?

To help other users, please let us know what you will do with CxAudioSvc.exe:



Malware or legitimate?

If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.

Please select the option that best describe your thoughts on the information provided on this web page


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Comments

Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.

I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.

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