What is farflt.sys?

farflt.sys is part of Malwarebytes Anti-Ransomware Protection and developed by Malwarebytes according to the farflt.sys version information.

farflt.sys's description is "Malwarebytes Anti-Ransomware Protection"

farflt.sys is digitally signed by Malwarebytes Inc.

farflt.sys is usually located in the 'c:\Windows\System32\drivers\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about farflt.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 farflt.sys:

PropertyValue
Product nameMalwarebytes Anti-Ransomware Protection
Company nameMalwarebytes
File descriptionMalwarebytes Anti-Ransomware Protection
Internal namefarflt.sys
Original filenamefarflt.sys
Legal copyright(C) Malwarebytes. All rights reserved.
Product version3.1.0.439
File version3.1.0.439

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

Product nameMalwarebytes Anti-Ransomware Protect..
Company nameMalwarebytes
File descriptionMalwarebytes Anti-Ransomware Protect..
Internal namefarflt.sys
Original filenamefarflt.sys
Legal copyright(C) Malwarebytes. All rights reserved.
Product version3.1.0.439
File version3.1.0.439

Digital signatures [?]

farflt.sys has a valid digital signature.

PropertyValue
Signer nameMalwarebytes Inc
Certificate issuer nameDigiCert Assured ID Code Signing CA-1
Certificate serial number08a2ec4e78a09e174b192e5535984b59

VirusTotal report

None of the 72 anti-virus programs at VirusTotal detected the farflt.sys file.

None of the 72 anti-virus programs detected the farflt.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": 1582109585.296875,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "e:\\jenkins\\workspace\\N_ARW_Kernel\\bin\\x64\\Win7_Release\\farflt.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": 982,
            "time": 1.018306016921997,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1310,
            "time": 1.5183191299438477,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1638,
            "time": -0.09897303581237793,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 1966,
            "time": 1.5508251190185547,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 4178,
            "time": 1.0525381565093994,
            "dport": 3702,
            "sport": 49152
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "f98133cc9d9d02256ac38adc6c0198965e934dda4b88c8a27777d8b1eb8a5f79",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "cf039c167add4aa3e83a44cfb63a4c54b87a112a3a45f7b918a616308daf4d45",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandbox

Folder name variants

farflt.sys may also be located in other folders than c:\Windows\System32\drivers\. The most common variants are listed below:

Other files also named farflt.sys

farflt.sys (21 votes)

Hashes [?]

PropertyValue
MD594d390ddcd68bf99bcdb4db090c9d4f7
SHA256fad81a016823cf5005380cf28465cc43ca4198e10219a7186355094f725510e4

What will you do with farflt.sys?

To help other users, please let us know what you will do with farflt.sys:



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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