What is zip32z64.dll?

zip32z64.dll is part of Info-ZIP's WiZ and developed by Info-ZIP according to the zip32z64.dll version information.

zip32z64.dll's description is "Info-ZIP's Zip dll"

zip32z64.dll is usually located in the 'c:\users\%USERNAME%\appdata\roaming\nch software\components\infozip3\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about zip32z64.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 65 anti-virus programs at VirusTotal detected the zip32z64.dll file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\1b12dcd09e25dcc874d1b544c093cd6d7810f1fa7bada211ff53ef0dfcafa877.bin.dll.manifest",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\1b12dcd09e25dcc874d1b544c093cd6d7810f1fa7bada211ff53ef0dfcafa877.bin.dll"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
    ],
    "dll_loaded": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\1b12dcd09e25dcc874d1b544c093cd6d7810f1fa7bada211ff53ef0dfcafa877.bin.dll"
    ]
}

Generic

[
    {
        "process_path": "C:\\Windows\\SysWOW64\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2420,
        "summary": {
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\1b12dcd09e25dcc874d1b544c093cd6d7810f1fa7bada211ff53ef0dfcafa877.bin.dll.manifest",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\1b12dcd09e25dcc874d1b544c093cd6d7810f1fa7bada211ff53ef0dfcafa877.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ],
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\1b12dcd09e25dcc874d1b544c093cd6d7810f1fa7bada211ff53ef0dfcafa877.bin.dll"
            ]
        },
        "first_seen": 1601657586.765625,
        "ppid": 1268
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1601657586.34375,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "Allocates read-write-execute memory (usually to unpack itself)",
        "severity": 2,
        "marks": [
            {
                "call": {
                    "category": "process",
                    "status": 1,
                    "stacktrace": [],
                    "api": "NtProtectVirtualMemory",
                    "return_value": 0,
                    "arguments": {
                        "process_identifier": 2420,
                        "stack_dep_bypass": 0,
                        "stack_pivoted": 0,
                        "heap_dep_bypass": 0,
                        "length": 4096,
                        "protection": 64,
                        "process_handle": "0xffffffff",
                        "base_address": "0x10036000"
                    },
                    "time": 1601657586.858625,
                    "tid": 2460,
                    "flags": {
                        "protection": "PAGE_EXECUTE_READWRITE"
                    }
                },
                "pid": 2420,
                "type": "call",
                "cid": 10
            }
        ],
        "references": [],
        "name": "allocates_rwx"
    }
]

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": 546,
            "time": 3.062784194946289,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 3346,
            "time": 3.018984079360962,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 3674,
            "time": 1.0212340354919434,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4002,
            "time": 3.029956102371216,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4330,
            "time": 1.517827033996582,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4658,
            "time": -0.08553695678710938,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 4986,
            "time": 1.5317142009735107,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 11456,
            "time": 1.0399022102355957,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 15648,
            "time": 3.0783700942993164,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "564382bc79c07e22c1be7180b60ec311cfbe3f7739ef24f5248ba34f8a3b6573",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "9f2a15575efb84063836de996d16b66e7af8703366a7cce052df8b62128950dd",
    "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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