What is dbxsvc.exe?

dbxsvc.exe is part of Dropbox and developed by Dropbox, Inc. according to the dbxsvc.exe version information.

dbxsvc.exe's description is "Dropbox Service"

dbxsvc.exe is digitally signed by Dropbox, Inc.

dbxsvc.exe is usually located in the 'c:\windows\system32\' folder.

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

VirusTotal report

None of the 67 anti-virus programs at VirusTotal detected the dbxsvc.exe file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Rpc\\MaxRpcSize",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\Setup\\SystemSetupInProgress",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\SQMClient\\Windows\\CEIPEnable",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\Setup\\OOBEInProgress",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\ComputerName\\ActiveComputerName\\ComputerName"
    ],
    "dll_loaded": [
        "rpcrt4.dll"
    ]
}

Generic

[
    {
        "process_path": "C:\\Users\\cuck\\AppData\\Local\\Temp\\2b13534c91e827a54676dbfbe9b9854b20b20ababd85e5c473a986d7d491af36.bin",
        "process_name": "2b13534c91e827a54676dbfbe9b9854b20b20ababd85e5c473a986d7d491af36.bin",
        "pid": 1664,
        "summary": {
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Rpc\\MaxRpcSize",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\Setup\\SystemSetupInProgress",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\SQMClient\\Windows\\CEIPEnable",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\Setup\\OOBEInProgress",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\ComputerName\\ActiveComputerName\\ComputerName"
            ],
            "dll_loaded": [
                "rpcrt4.dll"
            ]
        },
        "first_seen": 1589993585.71875,
        "ppid": 1092
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1589993585.328125,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 2,
        "families": [],
        "description": "Queries for the computername",
        "severity": 1,
        "marks": [
            {
                "call": {
                    "category": "misc",
                    "status": 1,
                    "stacktrace": [],
                    "api": "GetComputerNameA",
                    "return_value": 1,
                    "arguments": {
                        "computer_name": "CUCKPC"
                    },
                    "time": 1589993585.82875,
                    "tid": 2736,
                    "flags": {}
                },
                "pid": 1664,
                "type": "call",
                "cid": 27
            },
            {
                "call": {
                    "category": "misc",
                    "status": 1,
                    "stacktrace": [],
                    "api": "GetComputerNameW",
                    "return_value": 1,
                    "arguments": {
                        "computer_name": "CUCKPC"
                    },
                    "time": 1589993585.82875,
                    "tid": 2736,
                    "flags": {}
                },
                "pid": 1664,
                "type": "call",
                "cid": 28
            }
        ],
        "references": [],
        "name": "antivm_queries_computername"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "c:\\users\\vagrant\\src\\client\\dropbox\\infinite\\win\\service\\objfre_wlh_amd64\\amd64\\dbxsvc.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "Checks amount of memory in system, this can be used to detect virtual machines that have a low amount of memory available",
        "severity": 1,
        "marks": [
            {
                "call": {
                    "category": "system",
                    "status": 1,
                    "stacktrace": [],
                    "api": "GlobalMemoryStatusEx",
                    "return_value": 1,
                    "arguments": {},
                    "time": 1589993585.82875,
                    "tid": 2736,
                    "flags": {}
                },
                "pid": 1664,
                "type": "call",
                "cid": 19
            }
        ],
        "references": [],
        "name": "antivm_memory_available"
    }
]

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": 546,
            "time": 3.1199169158935547,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 5226,
            "time": 9.256204843521118,
            "dport": 138,
            "sport": 138
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7070,
            "time": 3.0711898803710938,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7398,
            "time": 1.0679779052734375,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7726,
            "time": 3.162899971008301,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8054,
            "time": 1.89780592918396,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8382,
            "time": -0.06643819808959961,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 8710,
            "time": 1.6487908363342285,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 28120,
            "time": 1.0841097831726074,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 36504,
            "time": 3.163956880569458,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "9c2aa6fa8e2a6b3cdb8215a37591b03e160134aa9baf82c099349d4c04887c87",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "67913fcef75b400baabe4a3ceac5705132fc7d50752e00146725b31e7a219fdf",
    "irc": [],
    "https_ex": []
}

Screenshots

Other files also named dbxsvc.exe

dbxsvc.exe (95 votes)

Error Messages

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.

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