What is BrWi218a.dll?

BrWi218a.dll's description is "WIA minidriver(for 64Bit)" according to the BrWi218a.dll version information.

BrWi218a.dll is digitally signed by Brother Industries, Ltd..

BrWi218a.dll is usually located in the 'C:\Windows\system32\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about BrWi218a.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 BrWi218a.dll:

PropertyValue
File descriptionWIA minidriver(for 64Bit)
Internal nameBrWi218a(for 64Bit)
Original filenameBrWi218a.dll
Product version3,21,11,1,2018
File version3,21,11,1

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

File descriptionWIA minidriver(for 64Bit)
Internal nameBrWi218a(for 64Bit)
Original filenameBrWi218a.dll
Product version3,21,11,1,2018
File version3,21,11,1

Digital signatures [?]

BrWi218a.dll has a valid digital signature.

PropertyValue
Signer nameBrother Industries, Ltd.
Certificate issuer nameSymantec Class 3 SHA256 Code Signing CA
Certificate serial number02b6506ed85b04db90cccca7f7ea5304

VirusTotal report

None of the 65 anti-virus programs at VirusTotal detected the BrWi218a.dll file.

None of the 65 anti-virus programs detected the BrWi218a.dll file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "dll_loaded": [
        "BrLogAPI64.dll",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll",
        "BrDgOtEx.dll",
        "dwmapi.dll",
        "BrDgOtEW.dll",
        "C:\\Windows\\system32\\uxtheme.dll"
    ],
    "file_opened": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll"
    ],
    "regkey_opened": [
        "HKEY_LOCAL_MACHINE\\Software\\Brother\\BrUtilities"
    ],
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll.manifest",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll"
    ],
    "command_line": [
        "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll,DllMain"
    ],
    "file_read": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US"
    ]
}

Generic

[
    {
        "process_path": "C:\\Windows\\System32\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2968,
        "summary": {
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll.manifest",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll"
            ],
            "regkey_opened": [
                "HKEY_LOCAL_MACHINE\\Software\\Brother\\BrUtilities"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US"
            ],
            "dll_loaded": [
                "BrLogAPI64.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll",
                "BrDgOtEx.dll",
                "dwmapi.dll",
                "BrDgOtEW.dll",
                "C:\\Windows\\system32\\uxtheme.dll"
            ]
        },
        "first_seen": 1582757585.984375,
        "ppid": 2124
    },
    {
        "process_path": "C:\\Windows\\SysWOW64\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2124,
        "summary": {
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll"
            ],
            "file_opened": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll"
            ],
            "command_line": [
                "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll,DllMain"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll.manifest",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll"
            ],
            "file_read": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\49a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ]
        },
        "first_seen": 1582757585.75,
        "ppid": 2504
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1582757585.515625,
        "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": -1073741511,
                    "api": "IsDebuggerPresent",
                    "return_value": 0,
                    "arguments": {},
                    "time": 1582757586.171375,
                    "tid": 2588,
                    "flags": {}
                },
                "pid": 2968,
                "type": "call",
                "cid": 48
            }
        ],
        "references": [],
        "name": "checks_debugger"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "c:\\users\\naritakj\\documents\\minidriver_4.x_3.x\\wia\\brwi2xxx\\objfre_wlh_amd64\\amd64\\BrWi218a.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 9,
        "families": [],
        "description": "Foreign language identified in PE resource",
        "severity": 2,
        "marks": [
            {
                "name": "RT_BITMAP",
                "language": "LANG_JAPANESE",
                "offset": "0x00035530",
                "filetype": "data",
                "sublanguage": "SUBLANG_DEFAULT",
                "type": "generic",
                "size": "0x0012d648"
            },
            {
                "name": "RT_STRING",
                "language": "LANG_JAPANESE",
                "offset": "0x00163448",
                "filetype": "data",
                "sublanguage": "SUBLANG_DEFAULT",
                "type": "generic",
                "size": "0x000000a4"
            },
            {
                "name": "RT_STRING",
                "language": "LANG_JAPANESE",
                "offset": "0x00163448",
                "filetype": "data",
                "sublanguage": "SUBLANG_DEFAULT",
                "type": "generic",
                "size": "0x000000a4"
            },
            {
                "name": "RT_STRING",
                "language": "LANG_JAPANESE",
                "offset": "0x00163448",
                "filetype": "data",
                "sublanguage": "SUBLANG_DEFAULT",
                "type": "generic",
                "size": "0x000000a4"
            },
            {
                "name": "RT_STRING",
                "language": "LANG_JAPANESE",
                "offset": "0x00163448",
                "filetype": "data",
                "sublanguage": "SUBLANG_DEFAULT",
                "type": "generic",
                "size": "0x000000a4"
            },
            {
                "name": "RT_STRING",
                "language": "LANG_JAPANESE",
                "offset": "0x00163448",
                "filetype": "data",
                "sublanguage": "SUBLANG_DEFAULT",
                "type": "generic",
                "size": "0x000000a4"
            },
            {
                "name": "RT_STRING",
                "language": "LANG_JAPANESE",
                "offset": "0x00163448",
                "filetype": "data",
                "sublanguage": "SUBLANG_DEFAULT",
                "type": "generic",
                "size": "0x000000a4"
            },
            {
                "name": "RT_STRING",
                "language": "LANG_JAPANESE",
                "offset": "0x00163448",
                "filetype": "data",
                "sublanguage": "SUBLANG_DEFAULT",
                "type": "generic",
                "size": "0x000000a4"
            },
            {
                "name": "RT_VERSION",
                "language": "LANG_JAPANESE",
                "offset": "0x00035210",
                "filetype": "data",
                "sublanguage": "SUBLANG_DEFAULT",
                "type": "generic",
                "size": "0x00000320"
            }
        ],
        "references": [],
        "name": "origin_langid"
    },
    {
        "markcount": 3,
        "families": [],
        "description": "The binary likely contains encrypted or compressed data indicative of a packer",
        "severity": 2,
        "marks": [
            {
                "entropy": 7.544068268413437,
                "section": {
                    "size_of_data": "0x00001a00",
                    "virtual_address": "0x00030000",
                    "entropy": 7.544068268413437,
                    "name": ".data",
                    "virtual_size": "0x00002358"
                },
                "type": "generic",
                "description": "A section with a high entropy has been found"
            },
            {
                "entropy": 7.447543864128185,
                "section": {
                    "size_of_data": "0x0012e600",
                    "virtual_address": "0x00035000",
                    "entropy": 7.447543864128185,
                    "name": ".rsrc",
                    "virtual_size": "0x0012e4f0"
                },
                "type": "generic",
                "description": "A section with a high entropy has been found"
            },
            {
                "entropy": 0.8624113475177305,
                "type": "generic",
                "description": "Overall entropy of this PE file is high"
            }
        ],
        "references": [
            "http:\/\/www.forensickb.com\/2013\/03\/file-entropy-explained.html",
            "http:\/\/virii.es\/U\/Using%20Entropy%20Analysis%20to%20Find%20Encrypted%20and%20Packed%20Malware.pdf"
        ],
        "name": "packer_entropy"
    }
]

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": 3.0784709453582764,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 3346,
            "time": 3.011605978012085,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 3674,
            "time": 1.017298936843872,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4002,
            "time": 3.018671989440918,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4330,
            "time": 1.649764060974121,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4658,
            "time": -0.09853792190551758,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 4986,
            "time": 1.5799670219421387,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 11456,
            "time": 1.0486040115356445,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 15648,
            "time": 3.125084161758423,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "05b32bbc033648f231af098acdd31b8ca792675b5bbab10b375f7e3d82333a10",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "ac05b3068a4e2810217ae0a81dab5eeee75a5326da6e19bba1eb1ff3f9a0be4d",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandbox

Hashes [?]

PropertyValue
MD5115cf9d339242888ec0dec0d71fd753e
SHA25649a11228846c9c416a3888766840b1e923644946284cdcbf9d23eac1580d378f

What will you do with BrWi218a.dll?

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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.

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