What is arcsas.sys?

arcsas.sys is part of Adaptec RAID Controller and developed by PMC-Sierra, Inc. according to the arcsas.sys version information.

arcsas.sys's description is "Adaptec SAS RAID WS03 Driver"

arcsas.sys is digitally signed by Microsoft Windows.

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

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

PropertyValue
Product nameAdaptec RAID Controller
Company namePMC-Sierra, Inc.
File descriptionAdaptec SAS RAID WS03 Driver
Internal namearcsas.sys.B32048.mcb
Original filenamearcsas.sys
Legal copyrightCopyright 2014 PMC-Sierra, Inc. All rights reserved.
Product version7.5.0.32048
File version7.5.0.32048 (NT.150223-1854)

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

Product nameAdaptec RAID Controller
Company namePMC-Sierra, Inc.
File descriptionAdaptec SAS RAID WS03 Driver
Internal namearcsas.sys.B32048.mcb
Original filenamearcsas.sys
Legal copyrightCopyright 2014 PMC-Sierra, Inc. All ..
Product version7.5.0.32048
File version7.5.0.32048 (NT.150223-1854)

Digital signatures [?]

arcsas.sys has a valid digital signature.

PropertyValue
Signer nameMicrosoft Windows
Certificate issuer nameMicrosoft Windows Production PCA 2011
Certificate serial number33000001c422b2f79b793dacb20000000001c4

VirusTotal report

1 of the 66 anti-virus programs at VirusTotal detected the arcsas.sys file. That's a 2% detection rate.

ScannerDetection Name
ClamAV Win.Trojan.Agent-7029285-0
1 of the 66 anti-virus programs detected the arcsas.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": 1565794384.3438,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "arcsas.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": "INIT",
                "type": "ioc",
                "description": null
            },
            {
                "category": "section",
                "ioc": "GFIDS",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_features"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "The file contains an unknown PE resource name possibly indicative of a packer",
        "severity": 1,
        "marks": [
            {
                "category": "resource name",
                "ioc": "MOFDATA",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_unknown_resource_name"
    }
]

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": 4.1627831459045,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1154,
            "time": 3.0543551445007,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 1482,
            "time": 4.2360479831696,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 2630,
            "time": 4.1749460697174,
            "dport": 3702,
            "sport": 49152
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "d26f54db538b0876a322853195af25e86bc57a9e6c951f26107bddc329ec4333",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "87a2d7525cf41cd10657681612aafe3e9abeca889e6d6d8162800e61176e089c",
    "irc": [],
    "https_ex": []
}

Other files also named arcsas.sys

arcsas.sys (5 votes)

Hashes [?]

PropertyValue
MD5a05ff69c88eab79e51430e6982bcc6f0
SHA256728622d57c390dc8c6d883d148d14db4db3e94ef99b726f4abdd552f32347b30

What will you do with arcsas.sys?

To help other users, please let us know what you will do with arcsas.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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