What is update_notifier.exe?

update_notifier.exe is part of Vivaldi update notifier and developed by Vivaldi Technologies AS according to the update_notifier.exe version information.

update_notifier.exe's description is "Vivaldi update notifier"

update_notifier.exe is digitally signed by Vivaldi Technologies AS.

update_notifier.exe is usually located in the 'c:\users\%USERNAME%\appdata\local\vivaldi\application\' folder.

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

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 71 anti-virus programs at VirusTotal detected the update_notifier.exe 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": 1597038786.53125,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "update_notifier.exe.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 4,
        "families": [],
        "description": "The executable contains unknown PE section names indicative of a packer (could be a false positive)",
        "severity": 1,
        "marks": [
            {
                "category": "section",
                "ioc": ".00cfg",
                "type": "ioc",
                "description": null
            },
            {
                "category": "section",
                "ioc": ".retplne",
                "type": "ioc",
                "description": null
            },
            {
                "category": "section",
                "ioc": "CPADinfo",
                "type": "ioc",
                "description": null
            },
            {
                "category": "section",
                "ioc": "_RDATA",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_features"
    }
]

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": 4.163995027542114,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1154,
            "time": 3.0629160404205322,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 1482,
            "time": 4.232720136642456,
            "dport": 3702,
            "sport": 49152
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "db69e9749b2288980b65fc76540901b9a5f22f425536de7facf739b2f70732c2",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "d00da6ed03be1b5ba894b799c927259d42a9a29d1882048985b98646272f9135",
    "irc": [],
    "https_ex": []
}

Other files also named update_notifier.exe

update_notifier.exe (17 votes)

Error Messages

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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