What is libwautils.dll?

libwautils.dll is part of OESIS V4 SDK and developed by OPSWAT, Inc. according to the libwautils.dll version information.

libwautils.dll's description is "OESIS V4 Utility Library"

libwautils.dll is digitally signed by OPSWAT, Inc..

libwautils.dll is usually located in the 'c:\Users\Rick\AppData\Local\Temp\eset\bts.session\{02D83BBE-9E0C-7981-F460-94CD813702E9}\.avrcore\' folder.

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

VirusTotal report

None of the 67 anti-virus programs at VirusTotal detected the libwautils.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": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll"
    ],
    "file_opened": [
        "C:\\Windows\\System32\\en-US\\KERNELBASE.dll.mui",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll"
    ],
    "command_line": [
        "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll,DllMain"
    ],
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll.manifest",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll"
    ],
    "file_read": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
    ]
}

Generic

[
    {
        "process_path": "C:\\Windows\\SysWOW64\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2348,
        "summary": {
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll"
            ],
            "file_opened": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll"
            ],
            "command_line": [
                "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll,DllMain"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll.manifest",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll"
            ],
            "file_read": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ]
        },
        "first_seen": 1599115988.625,
        "ppid": 2392
    },
    {
        "process_path": "C:\\Windows\\System32\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2468,
        "summary": {
            "file_opened": [
                "C:\\Windows\\System32\\en-US\\KERNELBASE.dll.mui"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll.manifest",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ],
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\839bfddccf2d565dd61762733f9f6d4018b95c094e1e5af7b0b704ea119824ee.bin.dll"
            ]
        },
        "first_seen": 1599115988.796875,
        "ppid": 2348
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1599115988.40625,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "X:\\BuildAgent\\work\\6b184d932fe8bb77\\bin\\x64\\Release_static\\libwautils.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "The executable contains unknown PE section names indicative of a packer (could be a false positive)",
        "severity": 1,
        "marks": [
            {
                "category": "section",
                "ioc": ".gfids",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_features"
    }
]

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": 3.0676329135894775,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5326,
            "time": 3.0038139820098877,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5654,
            "time": 1.013192892074585,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5982,
            "time": 3.0113019943237305,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6310,
            "time": 1.6055419445037842,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6638,
            "time": -0.10065197944641113,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 6966,
            "time": 1.578819990158081,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 16764,
            "time": 1.0484240055084229,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 25148,
            "time": 3.117508888244629,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "d9cfdca4a28a7712c6d7e0a017a35d80e2925ba6bd4adb85d5c5f643f575c2bf",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "00144a799307fdc190853bb05716265f64fc6bd0aa812be1c42d9bddbf6543cb",
    "irc": [],
    "https_ex": []
}

Screenshots

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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