What is GSCoinst.dll?

GSCoinst.dll is part of TODO: <Product name> and developed by Genesys Logic according to the GSCoinst.dll version information.

GSCoinst.dll's description is "GeneStor co-installer "

GSCoinst.dll is digitally signed by GENESYS LOGIC, INC..

GSCoinst.dll is usually located in the 'C:\WINDOWS\system32\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about GSCoinst.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 69 anti-virus programs at VirusTotal detected the GSCoinst.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\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll"
    ],
    "file_opened": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll"
    ],
    "command_line": [
        "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll,DllMain"
    ],
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll.manifest",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll"
    ],
    "file_read": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
    ]
}

Generic

[
    {
        "process_path": "C:\\Windows\\System32\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2968,
        "summary": {
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll.manifest",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ],
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll"
            ]
        },
        "first_seen": 1568951585.9844,
        "ppid": 2740
    },
    {
        "process_path": "C:\\Windows\\SysWOW64\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2740,
        "summary": {
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll"
            ],
            "file_opened": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll"
            ],
            "command_line": [
                "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll,DllMain"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll.manifest",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll"
            ],
            "file_read": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eae7ad42a71fc589e35a53634aef2ab08df994ecfd026b3a76132b10e63295f6.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ]
        },
        "first_seen": 1568951585.6562,
        "ppid": 2308
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1568951585.3438,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "E:\\_Genesys\\_SourceCode\\PROD_G_Reader\\WinDriver\\PROD_UsbStorageDriver\\GeneStor_coinstaller\\Win8.1Release\\x64\\GSCoInst.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "Foreign language identified in PE resource",
        "severity": 2,
        "marks": [
            {
                "name": "RT_VERSION",
                "language": "LANG_CHINESE",
                "offset": "0x00026060",
                "filetype": "data",
                "sublanguage": "SUBLANG_CHINESE_TRADITIONAL",
                "type": "generic",
                "size": "0x000002ec"
            }
        ],
        "references": [],
        "name": "origin_langid"
    }
]

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": 6.2172689437866,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5442,
            "time": 6.1544990539551,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5770,
            "time": 4.1724379062653,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6098,
            "time": 6.1622929573059,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6426,
            "time": 4.723002910614,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6754,
            "time": 3.0644729137421,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 7082,
            "time": 4.7193200588226,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 18028,
            "time": 4.2190790176392,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 26412,
            "time": 6.2509169578552,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "72ac958c996c8f0e55bf9701b3876c406ddb8b9528e4ec6621533200d7f5395b",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "7d0b32618a52e5794e2e09bd0eaf6bb84da316675febe10d8eac5f99a0ffe790",
    "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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