What is GROOVEEX.DLL?

GROOVEEX.DLL is part of Microsoft Office and developed by Microsoft Corporation according to the GROOVEEX.DLL version information.

GROOVEEX.DLL's description is "Microsoft OneDrive for Business Extensions"

GROOVEEX.DLL is digitally signed by Microsoft Corporation.

GROOVEEX.DLL is usually located in the 'C:\Program Files\Microsoft Office\root\VFS\ProgramFilesX86\Microsoft Office\Office16\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about GROOVEEX.DLL.

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 GROOVEEX.DLL:

PropertyValue
Product nameMicrosoft Office
Company nameMicrosoft Corporation
File descriptionMicrosoft OneDrive for Business Extensions
Internal nameGrooveEX
Original filenameGrooveEX.dll
Product version16.0.11901.20070
File version16.0.11901.20070

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

Product nameMicrosoft Office
Company nameMicrosoft Corporation
File descriptionMicrosoft OneDrive for Business Exte..
Internal nameGrooveEX
Original filenameGrooveEX.dll
Product version16.0.11901.20070
File version16.0.11901.20070

Digital signatures [?]

GROOVEEX.DLL has a valid digital signature.

PropertyValue
Signer nameMicrosoft Corporation
Certificate issuer nameMicrosoft Code Signing PCA
Certificate serial number33000001e37da31f8284dce4a10002000001e3

VirusTotal report

None of the 64 anti-virus programs at VirusTotal detected the GROOVEEX.DLL file.

None of the 64 anti-virus programs detected the GROOVEEX.DLL file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "file_opened": [
        "C:\\Windows\\SysWOW64\\en-US\\KERNELBASE.dll.mui"
    ],
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\29f7b34d530429ae928af820cea4edad2c6604f06b6dd6ff765c2a38121fe240.bin.dll",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\29f7b34d530429ae928af820cea4edad2c6604f06b6dd6ff765c2a38121fe240.bin.dll.manifest"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\Windows Error Reporting\\WMR\\Disable",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
    ],
    "dll_loaded": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\29f7b34d530429ae928af820cea4edad2c6604f06b6dd6ff765c2a38121fe240.bin.dll"
    ]
}

Generic

[
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1565740385.4531,
        "ppid": 376
    },
    {
        "process_path": "C:\\Windows\\SysWOW64\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2924,
        "summary": {
            "file_opened": [
                "C:\\Windows\\SysWOW64\\en-US\\KERNELBASE.dll.mui"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\29f7b34d530429ae928af820cea4edad2c6604f06b6dd6ff765c2a38121fe240.bin.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\29f7b34d530429ae928af820cea4edad2c6604f06b6dd6ff765c2a38121fe240.bin.dll.manifest"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\Windows Error Reporting\\WMR\\Disable",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ],
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\29f7b34d530429ae928af820cea4edad2c6604f06b6dd6ff765c2a38121fe240.bin.dll"
            ]
        },
        "first_seen": 1565740385.7188,
        "ppid": 2676
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "d:\\dbs\\el\\jmy\\target\\x86\\ship\\groove\\x-none\\GrooveEX.pdb\u0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "The file contains an unknown PE resource name possibly indicative of a packer",
        "severity": 1,
        "marks": [
            {
                "category": "resource name",
                "ioc": "REGISTRY",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_unknown_resource_name"
    }
]

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": 6.2047121524811,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5442,
            "time": 6.1433589458466,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5770,
            "time": 4.1448230743408,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6098,
            "time": 6.1529541015625,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6426,
            "time": 4.768012046814,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6754,
            "time": 3.0387020111084,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 7082,
            "time": 4.1656310558319,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 17868,
            "time": 4.1658849716187,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 26252,
            "time": 6.2389161586761,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "ac2e636e8aaed125e2a880d89521649e0456e69833d3555f2af333e65ac7730e",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "963055605a7559d3982c096d0c4ec57b0640fd7b644203a360553837588c4402",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandboxScreenshot from the sandbox

Other files also named GROOVEEX.DLL

GROOVEEX.DLL (54 votes)

Hashes [?]

PropertyValue
MD566a887bc698340782d508ee1e27063b6
SHA25629f7b34d530429ae928af820cea4edad2c6604f06b6dd6ff765c2a38121fe240

What will you do with GROOVEEX.DLL?

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



Malware or legitimate?

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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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