What is nssm.exe?

nssm.exe is part of NSSM 64-bit and developed by Iain Patterson according to the nssm.exe version information.

nssm.exe's description is "The non-sucking service manager"

nssm.exe is digitally signed by TEFINCOM S.A..

nssm.exe is usually located in the 'C:\Program Files\NordVPN\' folder.

Some of the anti-virus scanners at VirusTotal detected nssm.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 nssm.exe:

PropertyValue
Product nameNSSM 64-bit
Company nameIain Patterson
File descriptionThe non-sucking service manager
Original filenamenssm.exe
Commentshttp://nssm.cc/
Legal copyrightPublic Domain; Author Iain Patterson 2003-2017
Product version2.24-101-g897c7ad
File version2.24-101-g897c7ad

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

Product nameNSSM 64-bit
Company nameIain Patterson
File descriptionThe non-sucking service manager
Original filenamenssm.exe
Commentshttp://nssm.cc/
Legal copyrightPublic Domain; Author Iain Patterson..
Product version2.24-101-g897c7ad
File version2.24-101-g897c7ad

Digital signatures [?]

nssm.exe has a valid digital signature.

PropertyValue
Signer nameTEFINCOM S.A.
Certificate issuer nameGlobalSign Extended Validation CodeSigning CA - SHA256 - G3
Certificate serial number7b0f7049634bd8fd7f77a580

VirusTotal report

7 of the 70 anti-virus programs at VirusTotal detected the nssm.exe file. That's a 10% detection rate.

ScannerDetection Name
AhnLab-V3 Unwanted/Win32.NSSM.C2787861
Antiy-AVL RiskWare[RiskTool]/Win64.NSSM
Cybereason malicious.57305d
DrWeb Tool.InstSrv.10
Rising HackTool.NSSM!1.CABB (CLASSIC)
Yandex Riskware.NSSM!
Zoner Trojan.Win64.84488
7 of the 70 anti-virus programs detected the nssm.exe file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "regkey_written": [
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\services\\eventlog\\Application\\NSSM\\TypesSupported",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\services\\eventlog\\Application\\NSSM\\EventMessageFile"
    ],
    "dll_loaded": [
        "dwmapi.dll",
        "C:\\Windows\\system32\\MSCTF.dll",
        "ADVAPI32.dll",
        "kernel32.dll",
        "OLEAUT32.DLL",
        "C:\\Windows\\system32\\ole32.dll",
        "advapi32.dll",
        "C:\\Windows\\system32\\uxtheme.dll"
    ],
    "file_opened": [
        "C:\\Windows\\Globalization\\Sorting\\sortdefault.nls",
        "C:\\Windows\\Fonts\\staticcache.dat"
    ],
    "regkey_opened": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\FontLink\\SystemLink",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Segoe UI",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\DataStore_V1.0",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application\\NSSM"
    ],
    "file_read": [
        "C:\\Windows\\Fonts\\staticcache.dat"
    ],
    "regkey_read": [
        "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Language Hotkey",
        "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Hotkey",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\OLE\\PageAllocatorUseSystemHeap",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{0000897b-83df-4b96-be07-0fb58b01c4a4}\\LanguageProfile\\0x00000000\\{0001bea3-ed56-483d-a2e2-aeae25577436}\\Enable",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\Windows Error Reporting\\WMR\\Disable",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\DataStore_V1.0\\DataFilePath",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\DataStore_V1.0\\Disable",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\Locale\\00000409",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\OLE\\PageAllocatorSystemHeapIsPrivate",
        "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Layout Hotkey",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane8",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane9",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane6",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane7",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane4",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane5",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane2",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane3",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane1",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\Language Groups\\1",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\EnableAnchorContext",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane10",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane11",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane12",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane13",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane14",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane15",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane16"
    ]
}

Generic

[
    {
        "process_path": "C:\\Users\\cuck\\AppData\\Local\\Temp\\1eca415f94d4975c45a0426dab3a1777909277e52ee12e10535e2b0b18a54ee0.bin",
        "process_name": "1eca415f94d4975c45a0426dab3a1777909277e52ee12e10535e2b0b18a54ee0.bin",
        "pid": 1664,
        "summary": {
            "regkey_written": [
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\services\\eventlog\\Application\\NSSM\\TypesSupported",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\services\\eventlog\\Application\\NSSM\\EventMessageFile"
            ],
            "dll_loaded": [
                "dwmapi.dll",
                "C:\\Windows\\system32\\MSCTF.dll",
                "ADVAPI32.dll",
                "kernel32.dll",
                "OLEAUT32.DLL",
                "C:\\Windows\\system32\\ole32.dll",
                "advapi32.dll",
                "C:\\Windows\\system32\\uxtheme.dll"
            ],
            "file_opened": [
                "C:\\Windows\\Globalization\\Sorting\\sortdefault.nls",
                "C:\\Windows\\Fonts\\staticcache.dat"
            ],
            "regkey_opened": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\FontLink\\SystemLink",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Segoe UI",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\DataStore_V1.0",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application\\NSSM"
            ],
            "file_read": [
                "C:\\Windows\\Fonts\\staticcache.dat"
            ],
            "regkey_read": [
                "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Language Hotkey",
                "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Hotkey",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\OLE\\PageAllocatorUseSystemHeap",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{0000897b-83df-4b96-be07-0fb58b01c4a4}\\LanguageProfile\\0x00000000\\{0001bea3-ed56-483d-a2e2-aeae25577436}\\Enable",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\Windows Error Reporting\\WMR\\Disable",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\DataStore_V1.0\\DataFilePath",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\DataStore_V1.0\\Disable",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\Locale\\00000409",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\OLE\\PageAllocatorSystemHeapIsPrivate",
                "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Layout Hotkey",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane8",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane9",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane6",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane7",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane4",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane5",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane2",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane3",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane1",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\Language Groups\\1",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\EnableAnchorContext",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane10",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane11",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane12",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane13",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane14",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane15",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\Plane16"
            ]
        },
        "first_seen": 1601830386.5625,
        "ppid": 2448
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1601830386.296875,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "Checks if process is being debugged by a debugger",
        "severity": 1,
        "marks": [
            {
                "call": {
                    "category": "system",
                    "status": 0,
                    "stacktrace": [],
                    "last_error": 0,
                    "nt_status": -1073741772,
                    "api": "IsDebuggerPresent",
                    "return_value": 0,
                    "arguments": {},
                    "time": 1601830386.7665,
                    "tid": 2736,
                    "flags": {}
                },
                "pid": 1664,
                "type": "call",
                "cid": 156
            }
        ],
        "references": [],
        "name": "checks_debugger"
    }
]

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": 6.225149869918823,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5190,
            "time": 6.17586088180542,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5518,
            "time": 4.155626058578491,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5846,
            "time": 6.197237968444824,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6174,
            "time": 4.666677951812744,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6502,
            "time": 3.048313856124878,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 6830,
            "time": 4.691650867462158,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 15512,
            "time": 4.189728021621704,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 19704,
            "time": 6.240768909454346,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "0714aa127a90a7629d5b16458334eb0558de3e73afd3adfca6d902dc107b4e56",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "05491ba4413873e7b7859a3a5330d58faa966ef42af7262fab63127db1b6faa1",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandboxScreenshot from the sandbox

nssm.exe removal instructions

The instructions below shows how to remove nssm.exe with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the nssm.exe file for removal, restart your computer and scan it again to verify that nssm.exe has been successfully removed. Here are the removal instructions in more detail:

  1. Download and install FreeFixer: http://www.freefixer.com/download.html
  2. Start FreeFixer and press the Start Scan button. The scan will finish in approximately five minutes.
    Screenshot of Start Scan button
  3. When the scan is finished, locate nssm.exe in the scan result and tick the checkbox next to the nssm.exe file. Do not check any other file for removal unless you are 100% sure you want to delete it. Tip: Press CTRL-F to open up FreeFixer's search dialog to quickly locate nssm.exe in the scan result.
    Red arrow point on the unwanted file
    C:\Program Files\NordVPN\nssm.exe
  4. Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the nssm.exe file.
    Screenshot of Fix button
  5. Restart your computer.
  6. Start FreeFixer and scan your computer again. If nssm.exe still remains in the scan result, proceed with the next step. If nssm.exe is gone from the scan result you're done.
  7. If nssm.exe still remains in the scan result, check its checkbox again in the scan result and click Fix.
  8. Restart your computer.
  9. Start FreeFixer and scan your computer again. Verify that nssm.exe no longer appear in the scan result.
Please select the option that best describe your thoughts on the removal instructions given above








Free Questionnaires

Other files also named nssm.exe

nssm.exe (20 votes)

Hashes [?]

PropertyValue
MD56b213dbff3fecfe61bd264d3bb7638ff
SHA2561eca415f94d4975c45a0426dab3a1777909277e52ee12e10535e2b0b18a54ee0

Error Messages

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

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

nssm.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.

The non-sucking service manager has stopped working.

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

nssm.exe is not a valid Win32 application.

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

What will you do with nssm.exe?

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



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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