Win32/Filecoder.NVA

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/Filecoder.NVA infection?

In this article you will certainly discover about the interpretation of Win32/Filecoder.NVA and also its adverse effect on your computer. Such ransomware are a kind of malware that is specified by on the internet scams to require paying the ransom by a sufferer.

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In the majority of the instances, Win32/Filecoder.NVA virus will instruct its victims to launch funds move for the purpose of counteracting the amendments that the Trojan infection has actually presented to the victim’s gadget.

Win32/Filecoder.NVA Summary

These modifications can be as adheres to:

  • Unconventionial language used in binary resources: Chinese (Simplified);
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Ciphering the papers situated on the target’s hard drive — so the sufferer can no longer utilize the information;
  • Preventing normal access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyz Trojan-Ransom.Win32.Crypren.ahar
a.tomx.xyz Trojan-Ransom.Win32.Crypren.ahar

Win32/Filecoder.NVA

The most normal networks where Win32/Filecoder.NVA Ransomware Trojans are injected are:

  • By means of phishing emails;
  • As a repercussion of individual winding up on a resource that hosts a harmful software;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s computer or protect against the gadget from functioning in a proper fashion – while also putting a ransom money note that mentions the need for the victims to impact the settlement for the objective of decrypting the documents or bring back the file system back to the first condition. In many circumstances, the ransom money note will certainly come up when the client reboots the COMPUTER after the system has already been harmed.

Win32/Filecoder.NVA circulation channels.

In various edges of the world, Win32/Filecoder.NVA grows by jumps and bounds. Nevertheless, the ransom notes as well as methods of extorting the ransom money amount might vary depending upon particular local (regional) settings. The ransom notes and techniques of extorting the ransom money amount might vary depending on certain neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty notifies about unlicensed software application.

    In certain locations, the Trojans commonly wrongfully report having found some unlicensed applications enabled on the victim’s tool. The sharp after that demands the individual to pay the ransom.

    Faulty statements regarding illegal web content.

    In countries where software application piracy is less preferred, this approach is not as effective for the cyber frauds. Alternatively, the Win32/Filecoder.NVA popup alert may wrongly assert to be originating from a law enforcement establishment and also will certainly report having situated kid pornography or various other unlawful data on the gadget.

    Win32/Filecoder.NVA popup alert might falsely assert to be acquiring from a regulation enforcement establishment as well as will certainly report having located kid porn or other illegal information on the tool. The alert will similarly consist of a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: F4B06DEB
md5: fa3f30b22757cb0ce2148cbd3d1198dd
name: debug.exe
sha1: fcd337523af76887d1f55a6724058b758ff6b667
sha256: 51a0e792024ee299e3b27edd53a5f76f7ae7e1b77ace1c0f58e6cefb1dd1612b
sha512: 4338dd83ad77784eb05cac4d9052524373b7f644489bb4ab2cc33d19ec8be357137a6ec4818cb0d2e2872d369eb653b75c3c5ca6a8f6a4fe46c96f95ade20c39
ssdeep: 24576:wNA3R5drXzDILq/TJIHdcFHF/PLios5tDl:p5/3/TJI98H1ijDl
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Filecoder.NVA also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.43459340
McAfee RDN/Generic.hbg
Cylance Unsafe
K7AntiVirus Trojan ( 0054a8e21 )
BitDefender Trojan.GenericKD.43459340
K7GW Trojan ( 0054a8e21 )
Arcabit Trojan.Generic.D297230C
Invincea heuristic
Symantec Downloader
ESET-NOD32 a variant of Win32/Filecoder.NVA
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan-Ransom.Win32.Crypren.ahar
Rising Trojan.Pack-RAR!1.BB61 (CLASSIC)
Ad-Aware Trojan.GenericKD.43459340
Emsisoft Trojan.GenericKD.43459340 (B)
DrWeb Trojan.Encoder.30554
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_Crypren.R011C0WG720
FireEye Generic.mg.fa3f30b22757cb0c
Sophos Mal/Generic-S
Cyren W32/Agent.BGV.gen!Eldorado
Webroot W32.Trojan.Gen
eGambit Unsafe.AI_Score_72%
Fortinet W32/Crypren.AGNX!tr.ransom
Antiy-AVL Trojan[Ransom]/Win32.Crypren
Endgame malicious (high confidence)
Microsoft Trojan:Win32/Vigorf.A
ZoneAlarm Trojan-Ransom.Win32.Crypren.ahar
ALYac Trojan.GenericKD.43459340
MAX malware (ai score=82)
VBA32 BScope.Trojan.Occamy
Malwarebytes Trojan.Dropper.SFX
Panda Trj/CI.A
Tencent Win32.Trojan.Filecoder.Eddv
Ikarus Trojan-Ransom.FileCrypter
MaxSecure Trojan.Malware.300983.susgen
GData Trojan.GenericKD.43459340
BitDefenderTheta Gen:NN.ZexaF.34132.9rW@ayv99ak
AVG Win32:Trojan-gen
Avast Win32:Trojan-gen
CrowdStrike win/malicious_confidence_80% (W)
Qihoo-360 Win32/Trojan.Ransom.792

How to remove Win32/Filecoder.NVA ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32/Filecoder.NVA files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Win32/Filecoder.NVA you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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