GT Consultoria em Informática Ltda - 12% Detection Rate *

Did you just find a download or a file on your computer that has a digital signature from GT Consultoria em Informática Ltda? Some of the security products refers to the detected files as NetFilter and not-a-virus:NetTool.Win64.NetFilter.mt. The detection rate for the GT Consultoria em Informática Ltda files collected here is 12%. Please read on for more details.

You will typically see GT Consultoria em Informática Ltda when double-clicking to run the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

Screenshot where GT Consultoria em Informática Ltda appears as the verified publisher in the UAC dialog

You can view the additional details from the GT Consultoria em Informática Ltda digital signature with the following procedure:

  1. Open Windows Explorer and locate the GT Consultoria em Informática Ltda file
  2. Right-click on the file and select Properties
  3. Click the Digital Signatures tab
  4. Click the View Certificate button

Here's a screencap of a file signed by GT Consultoria em Informática Ltda:

Screenshot of the GT Consultoria em Informática Ltda certificate

As you can see in the screencap above, Windows reports that "This digital signature is OK". This means that the file has been published by GT Consultoria em Informática Ltda and that the file has not been tampered with.

If you click the View Certificate button shown in the screenshot above, you can see all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also see the address for GT Consultoria em Informática Ltda, such as the street name, city and country.

COMODO Code Signing CA 2 has issued the GT Consultoria em Informática Ltda certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screencap above.

GT Consultoria em Informática Ltda Files

These are the GT Consultoria em Informática Ltda files I've collected, thanks to the FreeFixer users.

Detection RatioFile Name
4/57vivadrv.sys
17/67legendasdrv.sys
0/56viva.exe

Scanner and Detection Names

Here's the detection names for the GT Consultoria em Informática Ltda files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

ScannerDetection Names
AVwareNetFilter, Trojan.Win32.Generic!BT
AgnitumRiskware.Agent!
Antiy-AVLRiskWare[NetTool]/Win64.NetFilter
ComodoApplicUnwnt
ESET-NOD32a variant of Win64/NetFilter.A potentially unsafe
Endgamemalicious (high confidence)
FortinetRiskware/NetFilter
GDataWin64.Application.Agent.HWP43Q
IkarusAdWare.NetFilter
Invinceaheuristic
Kasperskynot-a-virus:NetTool.Win64.NetFilter.mt
McAfeeArtemis!AB56F1D2ECB3
McAfee-GW-EditionArtemis!PUP
SymantecTrojan.Gen.2
TrendMicro-HouseCallTROJ_GEN.R039H07JU17
VIPRENetFilter, Trojan.Win32.Generic!BT
YandexTrojan.DL.Adload!QbXuzRPyRZ8
ZoneAlarmnot-a-virus:NetTool.Win64.NetFilter.mt

* How the Detection Percentage is Calculated

The detection percentage is based on the fact that I have gathered 180 scan reports for the GT Consultoria em Informática Ltda files. 21 of these scan results came up with some sort of detection. If you like, you can view the full details of the scan results by examining the files listed above.

Analysis Details

The analysis is based on certificates with the following serial numbers:

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