What is POContextMenuHandler64.dll?

POContextMenuHandler64.dll is digitally signed by INFRAWARE, INC.

POContextMenuHandler64.dll is usually located in the 'C:\Program Files (x86)\Polaris Office\Office8\Binary\SyncOverlay\X64\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about POContextMenuHandler64.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.

Vendor and version information [?]

POContextMenuHandler64.dll does not have any version or vendor information.

Digital signatures [?]

POContextMenuHandler64.dll has a valid digital signature.

PropertyValue
Signer nameINFRAWARE, INC
Certificate issuer namethawte SHA256 Code Signing CA
Certificate serial number785570351e12ff59b2a0f4738ba8e6c9

VirusTotal report

None of the 72 anti-virus programs at VirusTotal detected the POContextMenuHandler64.dll file.

None of the 72 anti-virus programs detected the POContextMenuHandler64.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": [
        "kernel32",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll",
        "api-ms-win-core-localization-l1-2-1",
        "api-ms-win-core-fibers-l1-1-1",
        "api-ms-win-core-synch-l1-2-0"
    ],
    "file_opened": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll"
    ],
    "command_line": [
        "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll,DllMain"
    ],
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll.manifest"
    ],
    "file_read": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.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": 2736,
        "summary": {
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll"
            ],
            "file_opened": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll"
            ],
            "command_line": [
                "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll,DllMain"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll.manifest"
            ],
            "file_read": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ]
        },
        "first_seen": 1594695185.5625,
        "ppid": 2448
    },
    {
        "process_path": "C:\\Windows\\System32\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2872,
        "summary": {
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.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": [
                "kernel32",
                "api-ms-win-core-localization-l1-2-1",
                "api-ms-win-core-fibers-l1-1-1",
                "api-ms-win-core-synch-l1-2-0",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45.bin.dll"
            ]
        },
        "first_seen": 1594695185.9375,
        "ppid": 2736
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1594695185.296875,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "E:\\PO Source\\PolarisOffice_IntE\\Binary\\Cloud Release\\SyncOverlay\\X64\\POContextMenuHandler64.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": 6.1605048179626465,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5694,
            "time": 6.106262922286987,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6022,
            "time": 4.135397911071777,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6350,
            "time": 6.11679482460022,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6678,
            "time": 4.687269926071167,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7006,
            "time": 3.000703811645508,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 7334,
            "time": 4.653378009796143,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 20274,
            "time": 4.166607856750488,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 28658,
            "time": 6.230263948440552,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "c6d01d33e95c92a11fe25ead565e883923d3015f0a4584ac06f6c919f6ebde7e",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "31133611f585b543f3a231a4d0bcd636ed4245c0c1991cd497dd81f72d688161",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandboxScreenshot from the sandbox

Other files also named POContextMenuHandler64.dll

POContextMenuHandler64.dll (5 votes)

Hashes [?]

PropertyValue
MD55fff1aeb46d4c4bfbc84f8fb0ac54080
SHA256f32b84d4b163318b99a0bdc098d875f54032242d932e1aec6a28ddcea2d17a45

What will you do with the file?

To help other users, please let us know what you will do with the file:



What did other users do?

The poll result listed below shows what users chose to do with the file. 100% have voted for removal. Based on votes from 2 users.

Votes
Keep0 %
0
Remove100 %
2

NOTE: Please do not use this poll as the only source of input to determine what you will do with the file. Only 2 users has voted so far so it does not offer a high degree of confidence.

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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