What is cpuidsdk64.dll?

cpuidsdk64.dll is part of CPUID SDK Dynamic Link Library and developed by CPUID according to the cpuidsdk64.dll version information.

cpuidsdk64.dll's description is "CPUID DLL SDK"

cpuidsdk64.dll is digitally signed by CPUID S.A.R.L.U..

cpuidsdk64.dll is usually located in the 'c:\Windows\System32\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about cpuidsdk64.dll.

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

None of the 67 anti-virus programs at VirusTotal detected the cpuidsdk64.dll 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\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll"
    ],
    "file_opened": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll"
    ],
    "command_line": [
        "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll,DllMain"
    ],
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll.manifest"
    ],
    "file_read": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\OLE\\PageAllocatorSystemHeapIsPrivate",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\OLE\\PageAllocatorUseSystemHeap"
    ]
}

Generic

[
    {
        "process_path": "C:\\Windows\\SysWOW64\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2816,
        "summary": {
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll"
            ],
            "file_opened": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll"
            ],
            "command_line": [
                "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll,DllMain"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll.manifest"
            ],
            "file_read": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ]
        },
        "first_seen": 1571086386.875,
        "ppid": 2016
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1571086386.5312,
        "ppid": 376
    },
    {
        "process_path": "C:\\Windows\\System32\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2500,
        "summary": {
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll.manifest"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\OLE\\PageAllocatorSystemHeapIsPrivate",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\OLE\\PageAllocatorUseSystemHeap"
            ],
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\fe5fc7000737b16a74dc555ebced264cceb2c99d6374777ce047a267b7c846cd.bin.dll"
            ]
        },
        "first_seen": 1571086387.0781,
        "ppid": 2816
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "D:\\cpuid\\applications\\CPUIDSDK\\makefiles\\win32_dll\\vc2008\\x64\\Release\\cpuidsdk64.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    }
]

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": 6.2064888477325,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5190,
            "time": 6.1426668167114,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5518,
            "time": 4.1508820056915,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5846,
            "time": 6.1500849723816,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6174,
            "time": 4.7860548496246,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6502,
            "time": 3.0478048324585,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 6830,
            "time": 4.2337148189545,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 18678,
            "time": 4.1726498603821,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 22870,
            "time": 6.2723958492279,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "51287cdcc773e4f5318d72b19fa6d6557d09e0fe15901da2f8a50da6b1a6fae5",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "7980e4231b66c4b58d1b43172d84f6366f62eb8f5418064017495c064ee0c1c2",
    "irc": [],
    "https_ex": []
}

Screenshots

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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