What is mpasdlta.vdm?

mpasdlta.vdm is part of Microsoft Malware Protection and developed by Microsoft Corporation according to the mpasdlta.vdm version information.

mpasdlta.vdm's description is "AntiSpyware Definition Update"

mpasdlta.vdm is digitally signed by Microsoft Corporation.

mpasdlta.vdm is usually located in the 'c:\ProgramData\Microsoft\Microsoft Antimalware\Definition Updates\{64CD58B8-5916-4D1F-A3F2-78FD3D1F37A0}\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about mpasdlta.vdm.

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 mpasdlta.vdm:

PropertyValue
Product nameMicrosoft Malware Protection
Company nameMicrosoft Corporation
File descriptionAntiSpyware Definition Update
Internal namempasdlta
Original filenamempasdlta.vdm
Legal copyrightCopyright (c) Microsoft Corporation. All rights reserved.
Product version1.313.136.0
File version1.313.136.0

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

Product nameMicrosoft Malware Protection
Company nameMicrosoft Corporation
File descriptionAntiSpyware Definition Update
Internal namempasdlta
Original filenamempasdlta.vdm
Legal copyrightCopyright (c) Microsoft Corporation...
Product version1.313.136.0
File version1.313.136.0

Digital signatures [?]

mpasdlta.vdm has a valid digital signature.

PropertyValue
Signer nameMicrosoft Corporation
Certificate issuer nameMicrosoft Code Signing PCA 2010
Certificate serial number33000002c2813cef6a1e0924010000000002c2

VirusTotal report

None of the 72 anti-virus programs at VirusTotal detected the mpasdlta.vdm file.

None of the 72 anti-virus programs detected the mpasdlta.vdm file.

Sandbox Report

The following information was gathered by executing the file inside Cuckoo Sandbox.

Summary

Successfully executed process in sandbox.

Summary

{
    "dll_loaded": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll"
    ],
    "file_opened": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll"
    ],
    "command_line": [
        "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll,DllMain"
    ],
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll.manifest"
    ],
    "file_read": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
    ]
}

Generic

[
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1585295585.34375,
        "ppid": 376
    },
    {
        "process_path": "C:\\Windows\\SysWOW64\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2740,
        "summary": {
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll"
            ],
            "file_opened": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll"
            ],
            "command_line": [
                "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll,DllMain"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll.manifest"
            ],
            "file_read": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ]
        },
        "first_seen": 1585295585.671875,
        "ppid": 1664
    },
    {
        "process_path": "C:\\Windows\\System32\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2828,
        "summary": {
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll.manifest"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ],
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1.bin.dll"
            ]
        },
        "first_seen": 1585295585.875,
        "ppid": 2740
    }
]

Signatures

[
    {
        "markcount": 2,
        "families": [],
        "description": "The binary likely contains encrypted or compressed data indicative of a packer",
        "severity": 2,
        "marks": [
            {
                "entropy": 7.997131573462997,
                "section": {
                    "size_of_data": "0x000abe00",
                    "virtual_address": "0x00002000",
                    "entropy": 7.997131573462997,
                    "name": ".rsrc",
                    "virtual_size": "0x000abcb0"
                },
                "type": "generic",
                "description": "A section with a high entropy has been found"
            },
            {
                "entropy": 0.9992732558139535,
                "type": "generic",
                "description": "Overall entropy of this PE file is high"
            }
        ],
        "references": [
            "http:\/\/www.forensickb.com\/2013\/03\/file-entropy-explained.html",
            "http:\/\/virii.es\/U\/Using%20Entropy%20Analysis%20to%20Find%20Encrypted%20and%20Packed%20Malware.pdf"
        ],
        "name": "packer_entropy"
    }
]

Yara

The Yara rules did not detect anything in the file.

Network

{
    "tls": [],
    "udp": [
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 662,
            "time": 6.145838975906372,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5442,
            "time": 6.081331968307495,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5770,
            "time": 4.150700807571411,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6098,
            "time": 6.0891499519348145,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6426,
            "time": 4.65385103225708,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6754,
            "time": 2.9866139888763428,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 7082,
            "time": 4.6651530265808105,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 16880,
            "time": 4.180912017822266,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 25264,
            "time": 6.1961870193481445,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "18617571ffd57234f989afd68ec86ffff3482a81ef10fb5fda45ffddedaa19d7",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "95a9e86490a8d067027f0d1d68cf3475dafc8829dcc05e33ea68311909256194",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandboxScreenshot from the sandbox

Other files also named mpasdlta.vdm

mpasdlta.vdm (35 votes)

Hashes [?]

PropertyValue
MD5d96e6702e86bd91de10f41f1a48726bc
SHA2565a0d121fea21ff5cb79af89c519b53c14d60b7c757976bfa08ffa6e5fb2bf0e1

What will you do with mpasdlta.vdm?

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



What did other users do?

The poll result listed below shows what users chose to do with mpasdlta.vdm. 0% have voted for removal. Based on votes from 1 user.

Votes
Keep100 %
1
Remove0 %
0

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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