What is pmdrvs.sys?

pmdrvs.sys is part of Lenovo Power Management Driver and developed by Lenovo. according to the pmdrvs.sys version information.

pmdrvs.sys's description is "Lenovo Power Management Driver"

pmdrvs.sys is digitally signed by Lenovo.

pmdrvs.sys is usually located in the 'C:\WINDOWS\system32\drivers\' folder.

Some of the anti-virus scanners at VirusTotal detected pmdrvs.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 63 anti-virus programs at VirusTotal detected the pmdrvs.sys file. That's a 2% detection rate.

Scanner	Detection Name
CrowdStrike	win/malicious_confidence_60% (D)

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": 1607179986.34375,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "E:\\build_que\\pm-driver-VM5\\run\\x64\\release\\pmdrvs.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 3,
        "families": [],
        "description": "The executable contains unknown PE section names indicative of a packer (could be a false positive)",
        "severity": 1,
        "marks": [
            {
                "category": "section",
                "ioc": ".gfids",
                "type": "ioc",
                "description": null
            },
            {
                "category": "section",
                "ioc": "PAGE",
                "type": "ioc",
                "description": null
            },
            {
                "category": "section",
                "ioc": "INIT",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_features"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "Foreign language identified in PE resource",
        "severity": 2,
        "marks": [
            {
                "name": "RT_VERSION",
                "language": "LANG_JAPANESE",
                "offset": "0x00009060",
                "filetype": "data",
                "sublanguage": "SUBLANG_DEFAULT",
                "type": "generic",
                "size": "0x0000036c"
            }
        ],
        "references": [],
        "name": "origin_langid"
    }
]

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": 4.176022052764893,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1154,
            "time": 3.0658130645751953,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 1482,
            "time": 4.201703071594238,
            "dport": 3702,
            "sport": 49152
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "8306d0d7a8514f8d0842f3d0d02d9b38b29af0ddef5640d4ac66fe882f1947a2",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "c426290b1df07d8c876c36b790a280a6f1230f46b9a0458a688351e47dfaa6eb",
    "irc": [],
    "https_ex": []
}

Other files also named pmdrvs.sys

pmdrvs.sys (14 votes)

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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