What is TvUpdateInfo.exe?

TvUpdateInfo.exe is digitally signed by TeamViewer GmbH.

TvUpdateInfo.exe is usually located in the 'C:\Windows\Temp\nsb8DFB.tmp\' folder.

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

Vendor and version information [?]

TvUpdateInfo.exe does not have any version or vendor information.

Digital signatures [?]

TvUpdateInfo.exe has a valid digital signature.

PropertyValue
Signer nameTeamViewer GmbH
Certificate issuer nameDigiCert Assured ID Code Signing CA-1
Certificate serial number03471e2c8171b1679d898ac19bda37bb

VirusTotal report

None of the 70 anti-virus programs at VirusTotal detected the TvUpdateInfo.exe file.

None of the 70 anti-virus programs detected the TvUpdateInfo.exe file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US"
    ],
    "dll_loaded": [
        "kernel32",
        "C:\\Windows\\system32\\uxtheme.dll"
    ]
}

Generic

[
    {
        "process_path": "C:\\Users\\cuck\\AppData\\Local\\Temp\\feacc961fcd53ae0eea3d2c1e20f76ecb6a234311927d69c84c24d32e6b09621.bin",
        "process_name": "feacc961fcd53ae0eea3d2c1e20f76ecb6a234311927d69c84c24d32e6b09621.bin",
        "pid": 2816,
        "summary": {
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US"
            ],
            "dll_loaded": [
                "kernel32",
                "C:\\Windows\\system32\\uxtheme.dll"
            ]
        },
        "first_seen": 1570812785.6562,
        "ppid": 2016
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1570812785.3281,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "Checks if process is being debugged by a debugger",
        "severity": 1,
        "marks": [
            {
                "call": {
                    "category": "system",
                    "status": 0,
                    "stacktrace": [],
                    "last_error": 0,
                    "nt_status": -1073741811,
                    "api": "IsDebuggerPresent",
                    "return_value": 0,
                    "arguments": {},
                    "time": 1570812785.7503,
                    "tid": 2420,
                    "flags": {}
                },
                "pid": 2816,
                "type": "call",
                "cid": 24
            }
        ],
        "references": [],
        "name": "checks_debugger"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "E:\\JA\\workspace\\rc_WinTV_pub\\Installer\\UpdateInfo\\Release\\TvUpdateInfo.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "Allocates read-write-execute memory (usually to unpack itself)",
        "severity": 2,
        "marks": [
            {
                "call": {
                    "category": "process",
                    "status": 1,
                    "stacktrace": [],
                    "api": "NtAllocateVirtualMemory",
                    "return_value": 0,
                    "arguments": {
                        "process_identifier": 2816,
                        "region_size": 4096,
                        "stack_dep_bypass": 0,
                        "stack_pivoted": 0,
                        "heap_dep_bypass": 0,
                        "protection": 64,
                        "process_handle": "0xffffffff",
                        "allocation_type": 4096,
                        "base_address": "0x003d0000"
                    },
                    "time": 1570812785.7503,
                    "tid": 2420,
                    "flags": {
                        "protection": "PAGE_EXECUTE_READWRITE",
                        "allocation_type": "MEM_COMMIT"
                    }
                },
                "pid": 2816,
                "type": "call",
                "cid": 18
            }
        ],
        "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": 662,
            "time": 6.2349789142609,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 5342,
            "time": 12.235273838043,
            "dport": 138,
            "sport": 138
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7186,
            "time": 6.1750099658966,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7514,
            "time": 4.1749169826508,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7842,
            "time": 6.184476852417,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8170,
            "time": 4.6761069297791,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8498,
            "time": 3.0581459999084,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 8826,
            "time": 4.6870658397675,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 28236,
            "time": 4.1928908824921,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 36620,
            "time": 6.2652578353882,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "0da581139a2a48bc79289ec311de411768ade5730ef01094d84c5c8c5d2efed9",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "331a796a52e9fc1ddd882d8d20ad8e50a0a8eadcf1979c3041a795c6ecec4d3d",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandboxScreenshot from the sandboxScreenshot from the sandbox

Hashes [?]

PropertyValue
MD59799bb2b9f966ab7db89e97fca0c41d1
SHA256feacc961fcd53ae0eea3d2c1e20f76ecb6a234311927d69c84c24d32e6b09621

Error Messages

These are some of the error messages that can appear related to tvupdateinfo.exe:

tvupdateinfo.exe has encountered a problem and needs to close. We are sorry for the inconvenience.

tvupdateinfo.exe - Application Error. The instruction at "0xXXXXXXXX" referenced memory at "0xXXXXXXXX". The memory could not be "read/written". Click on OK to terminate the program.

tvupdateinfo.exe has stopped working.

End Program - tvupdateinfo.exe. This program is not responding.

tvupdateinfo.exe is not a valid Win32 application.

tvupdateinfo.exe - Application Error. The application failed to initialize properly (0xXXXXXXXX). Click OK to terminate the application.

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. 50% have voted for removal. Based on votes from 2 users.

User vote results: There were 1 vote to remove and 1 vote to keep

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


Free online surveys

And now some shameless self promotion ;)

A screenshot of FreeFixer's scan result.Hi, my name is Roger Karlsson. I've been running this website since 2006. I want to let you know about the FreeFixer program. FreeFixer is a freeware tool that analyzes your system and let you manually identify unwanted programs. Once you've identified some malware files, FreeFixer is pretty good at removing them. You can download FreeFixer here. It runs on Windows 2000/XP/2003/2008/2016/2019/Vista/7/8/8.1/10. Supports both 32- and 64-bit Windows.

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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.

Jim Vogler writes

0 thumbs

My Advanced System Repair Pro found this security threat:
Type: Trojan
Name: Trojan.GenericKD
Path: c:\windows\temp\nsw5a9a.tmp\tvupdateinfo.exe
Security Level: extremely high

# 4 Mar 2020, 12:23

Roger Karlsson writes

0 thumbs

@Jim: That's alarming. TvUpdateInfo.exe is file from TeamViewer so it should be safe and clean. My scan of TvUpdateInfo.exe at VirusTotal did not find anything malicious.

# 6 May 2020, 3:17

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