What is shellhook64.dll?

shellhook64.dll is digitally signed by Kristjan Skutta.

shellhook64.dll is usually located in the 'C:\Program Files (x86)\Steam\steamapps\common\wallpaper_engine\bin\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about shellhook64.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 [?]

shellhook64.dll does not have any version or vendor information.

Digital signatures [?]

shellhook64.dll has a valid digital signature.

PropertyValue
Signer nameKristjan Skutta
Certificate issuer nameDigiCert SHA2 Assured ID Code Signing CA
Certificate serial number01b630f2a81a57c6e3fe96eb87d9ad4a

VirusTotal report

None of the 70 anti-virus programs at VirusTotal detected the shellhook64.dll file.

None of the 70 anti-virus programs detected the shellhook64.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": [
        "kernel32",
        "dwmapi.dll",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll",
        "C:\\Windows\\system32\\uxtheme.dll"
    ],
    "file_opened": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll"
    ],
    "command_line": [
        "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll,DllMain"
    ],
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll.manifest",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll"
    ],
    "file_read": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.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\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll.manifest",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ],
            "dll_loaded": [
                "kernel32",
                "dwmapi.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll",
                "C:\\Windows\\system32\\uxtheme.dll"
            ]
        },
        "first_seen": 1566651188.9219,
        "ppid": 2816
    },
    {
        "process_path": "C:\\Windows\\SysWOW64\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2816,
        "summary": {
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll"
            ],
            "file_opened": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll"
            ],
            "command_line": [
                "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll,DllMain"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll.manifest",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll"
            ],
            "file_read": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ]
        },
        "first_seen": 1566651188.7656,
        "ppid": 2016
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1566651188.3281,
        "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": -1073741686,
                    "api": "IsDebuggerPresent",
                    "return_value": 0,
                    "arguments": {},
                    "time": 1566651189.0939,
                    "tid": 2260,
                    "flags": {}
                },
                "pid": 2968,
                "type": "call",
                "cid": 80
            }
        ],
        "references": [],
        "name": "checks_debugger"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "D:\\dev\\wallpaperengine\\build\\make\\x64\\shellhook\\Release\\shellhook64.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    }
]

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": 3.0733530521393,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4318,
            "time": 3.0072882175446,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4646,
            "time": 1.0197041034698,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4974,
            "time": 3.0147352218628,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5302,
            "time": 1.5182812213898,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5630,
            "time": -0.097810983657837,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 5958,
            "time": 1.536591053009,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 14640,
            "time": 1.0482940673828,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 18832,
            "time": 3.1066131591797,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "0c2de039dba65aca31b2b33f3bea94d0cab473d6db33f19995323d48c6d56a45",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "a0dd889e0caf32f567f738904de51e67759309a030f4a12ef48eed2468b8815f",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandboxScreenshot from the sandbox

Hashes [?]

PropertyValue
MD5f9adefaf81b9fb65cb2f71ee3b793bbf
SHA256ee8b183de8f769b45b15fcc3b45e3ef72f48e7cfd6d9b54136109c5d179a069c

What will you do with the file?

To help other users, please let us know what you will do with the file:



What did other users do?

The poll result listed below shows what users chose to do with the file. 100% have voted for removal. Based on votes from 3 users.

Votes
Keep0 %
0
Remove100 %
3

NOTE: Please do not use this poll as the only source of input to determine what you will do with the file. Only 3 users has voted so far so it does not offer a high degree of confidence.

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.

Please select the option that best describe your thoughts on the information provided on this web page


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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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