What is multikey.sys?

multikey.sys is part of Virtual USB MultiKey and developed by Chingachguk & Denger2k (Elite & SP edition) according to the multikey.sys version information.

multikey.sys's description is "Virtual USB MultiKey"

multikey.sys is usually located in the 'C:\Windows\system32\drivers\' folder.

Some of the anti-virus scanners at VirusTotal detected multikey.sys.

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

14 of the 73 anti-virus programs at VirusTotal detected the multikey.sys file. That's a 19% detection rate.

Scanner	Detection Name
APEX	Malicious
Comodo	ApplicUnwnt@#10g96w1r6bdqy
Cybereason	malicious.df09cf
Cylance	Unsafe
ESET-NOD32	a variant of Win32/DongleHack.MultiKey.A potentially unsafe
Fortinet	Riskware/DongleHack_MultiKey_A
GData	Win32.Application.Agent.M7FYKK
Ikarus	PUA.DongleHack.Multikey
MaxSecure	Trojan.Malware.7164915.susgen
McAfee	Generic Trojan.hc
McAfee-GW-Edition	Generic Trojan.hc
Rising	PUA.DongleHack!8.FFD (CLOUD)
Sophos	Generic PUA GI (PUA)
VIPRE	Trojan.Win32.Generic!BT

Sandbox Report

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

Summary

ERROR: Failed to execute process.

Generic

[
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1582221185.296875,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "z:\\develop\\multikey\\mk_18_1\\src\\objfre_wxp_x86\\i386\\MultiKey.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "The executable contains unknown PE section names indicative of a packer (could be a false positive)",
        "severity": 1,
        "marks": [
            {
                "category": "section",
                "ioc": "PAGE",
                "type": "ioc",
                "description": null
            },
            {
                "category": "section",
                "ioc": "INIT",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_features"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "The binary likely contains encrypted or compressed data indicative of a packer",
        "severity": 2,
        "marks": [
            {
                "entropy": 7.3940485376242195,
                "section": {
                    "size_of_data": "0x00005400",
                    "virtual_address": "0x00000480",
                    "entropy": 7.3940485376242195,
                    "name": ".text",
                    "virtual_size": "0x000053b2"
                },
                "type": "generic",
                "description": "A section with a high entropy has been found"
            },
            {
                "entropy": 0.43523316062176165,
                "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": "224.0.0.252",
            "offset": 710,
            "time": 1.0167438983917236,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1038,
            "time": -0.09953904151916504,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 1366,
            "time": 1.0471549034118652,
            "dport": 3702,
            "sport": 49152
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "fa66787894eee1e876a82c4567e1e087f3353d62d6690651443d46bdc4bd2324",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "e9d887f3e377fa1b02e6afb781537d11cfbb470a0f287c423e8d96c8dff96a8f",
    "irc": [],
    "https_ex": []
}

multikey.sys removal instructions

The instructions below shows how to remove multikey.sys with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the multikey.sys file for removal, restart your computer and scan it again to verify that multikey.sys has been successfully removed. Here are the removal instructions in more detail:

1. Download and install FreeFixer: http://www.freefixer.com/download.html
2. Start FreeFixer and press the Start Scan button. The scan will finish in approximately five minutes.

   
3. When the scan is finished, locate multikey.sys in the scan result and tick the checkbox next to the multikey.sys file. Do not check any other file for removal unless you are 100% sure you want to delete it. Tip: Press CTRL-F to open up FreeFixer's search dialog to quickly locate multikey.sys in the scan result.

   

   

   C:\Windows\system32\drivers\multikey.sys

   
4. Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the multikey.sys file.

   
5. Restart your computer.
6. Start FreeFixer and scan your computer again. If multikey.sys still remains in the scan result, proceed with the next step. If multikey.sys is gone from the scan result you're done.
7. If multikey.sys still remains in the scan result, check its checkbox again in the scan result and click Fix.
8. Restart your computer.
9. Start FreeFixer and scan your computer again. Verify that multikey.sys no longer appear in the scan result.

Other files also named multikey.sys

multikey.sys (38 votes)

What did other users do?

The poll result listed below shows what users chose to do with multikey.sys. 50% have voted for removal. Based on votes from 2 users.

NOTE: Please do not use this poll as the only source of input to determine what you will do with multikey.sys. Only 2 users has voted so far so it does not offer a high degree of confidence.

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