What is webshieldfilter.sys?

webshieldfilter.sys is part of Windows (R) Win 7 DDK driver and developed by Windows (R) Win 7 DDK provider according to the webshieldfilter.sys version information.

webshieldfilter.sys's description is "WebShield Filter"

webshieldfilter.sys is digitally signed by Protected Antivirus Limited.

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

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

1 of the 69 anti-virus programs at VirusTotal detected the webshieldfilter.sys file. That's a 1% detection rate.

Scanner	Detection Name
DrWeb	Program.Unwanted.3469

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": 1576054384.34375,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "C:\\repos\\netfilter\\driver_wfp\\Win8\\Win8Release\\x64\\webshieldfilter.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "The executable contains unknown PE section names indicative of a packer (could be a false positive)",
        "severity": 1,
        "marks": [
            {
                "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": 710,
            "time": 1.020900011062622,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1038,
            "time": -0.09885883331298828,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 1366,
            "time": 1.0546209812164307,
            "dport": 3702,
            "sport": 49152
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "5445b24a04f14f042a660c1926d3ac4dba40e4c41218af4a328bc26d93a57ab9",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "857f3dc4fd702f8cde7fcef01f5adee4b528ab222698fbd09592adebbe3f8cbd",
    "irc": [],
    "https_ex": []
}

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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