What is kprocesshacker.sys?

kprocesshacker.sys is part of KProcessHacker and developed by wj32 according to the kprocesshacker.sys version information.

kprocesshacker.sys's description is "KProcessHacker"

kprocesshacker.sys is digitally signed by Wen Jia Liu.

kprocesshacker.sys is usually located in the 'c:\program files\process hacker\' folder.

Some of the anti-virus scanners at VirusTotal detected kprocesshacker.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.

Vendor and version information [?]

The following is the available information on kprocesshacker.sys:

PropertyValue
Product nameKProcessHacker
Company namewj32
File descriptionKProcessHacker
Original filenamekprocesshacker.sys
Legal copyrightLicensed under the GNU GPL, v3.
Product version3.1
File version3.1

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

Product nameKProcessHacker
Company namewj32
File descriptionKProcessHacker
Original filenamekprocesshacker.sys
Legal copyrightLicensed under the GNU GPL, v3.
Product version3.1
File version3.1

Digital signatures [?]

kprocesshacker.sys has a valid digital signature.

PropertyValue
Signer nameWen Jia Liu
Certificate issuer nameDigiCert High Assurance Code Signing CA-1
Certificate serial number0ff1ef66bd621c65b74b4de41425717f

VirusTotal report

13 of the 67 anti-virus programs at VirusTotal detected the kprocesshacker.sys file. That's a 19% detection rate.

ScannerDetection Name
Alibaba RiskTool:Win32/ProcHack.f400bcb2
APEX Malicious
CAT-QuickHeal Risktool.Prochack
Cylance Unsafe
DrWeb Tool.ProcessHacker.1
K7AntiVirus Adware ( 005447321 )
K7GW Adware ( 005447321 )
Kaspersky not-a-virus:HEUR:RiskTool.Win32.ProcHack.gen
Paloalto generic.ml
Sophos Process Hacker (PUA)
Symantec Hacktool.ProcHack
Webroot W32.Riskware.Processhacker
ZoneAlarm not-a-virus:HEUR:RiskTool.Win32.ProcHack.gen
13 of the 67 anti-virus programs detected the kprocesshacker.sys file.

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": 1568436785.3438,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "d:\\projects\\processhacker2\\kprocesshacker\\bin\\amd64\\kprocesshacker.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"
    }
]

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": 826,
            "time": 4.1632771492004,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1154,
            "time": 3.0551819801331,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 1482,
            "time": 4.1946611404419,
            "dport": 3702,
            "sport": 49152
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "30247b25833520d417b6d491390d6a05e93f2396d12864279551a2832a72e2cb",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "4f889585372a6306a8547a3c1831bcf6f5fd2d3966939526d5b4481057eabd30",
    "irc": [],
    "https_ex": []
}

kprocesshacker.sys removal instructions

The instructions below shows how to remove kprocesshacker.sys with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the kprocesshacker.sys file for removal, restart your computer and scan it again to verify that kprocesshacker.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.
    Screenshot of Start Scan button
  3. When the scan is finished, locate kprocesshacker.sys in the scan result and tick the checkbox next to the kprocesshacker.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 kprocesshacker.sys in the scan result.
    Red arrow point on the unwanted file
    c:\program files\process hacker\kprocesshacker.sys
  4. Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the kprocesshacker.sys file.
    Screenshot of Fix button
  5. Restart your computer.
  6. Start FreeFixer and scan your computer again. If kprocesshacker.sys still remains in the scan result, proceed with the next step. If kprocesshacker.sys is gone from the scan result you're done.
  7. If kprocesshacker.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 kprocesshacker.sys no longer appear in the scan result.
Please select the option that best describe your thoughts on the removal instructions given above








Free Questionnaires

Other files also named kprocesshacker.sys

kprocesshacker.sys (22 votes)

Hashes [?]

PropertyValue
MD5963f148316e193b2ae68c6cbf5f7b09a
SHA256220a2dcf4d597f9208c0e7fd7057a91e88e118d420f20aac8e75ae3e39a7ac22

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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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