Win32/Filecoder.NDJ

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

What is Win32/Filecoder.NDJ infection?

In this short article you will discover about the meaning of Win32/Filecoder.NDJ and also its unfavorable effect on your computer. Such ransomware are a kind of malware that is specified by on the internet fraudulences to demand paying the ransom by a sufferer.

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Most of the situations, Win32/Filecoder.NDJ ransomware will certainly instruct its victims to initiate funds transfer for the function of counteracting the amendments that the Trojan infection has presented to the target’s device.

Win32/Filecoder.NDJ Summary

These modifications can be as adheres to:

  • Injection with SetWindowLong in a remote process;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Exhibits possible ransomware file modification behavior;
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the sufferer’s disk drive — so the target 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.

Win32/Filecoder.NDJ

One of the most regular networks where Win32/Filecoder.NDJ Trojans are injected are:

  • By ways of phishing e-mails;
  • As a repercussion of individual winding up on a source that hosts a harmful software program;

As soon as the Trojan is successfully infused, it will either cipher the information on the target’s computer or avoid the device from functioning in an appropriate fashion – while also putting a ransom note that points out the requirement for the victims to impact the payment for the purpose of decrypting the documents or restoring the data system back to the first problem. In many circumstances, the ransom note will show up when the customer restarts the PC after the system has actually currently been harmed.

Win32/Filecoder.NDJ distribution networks.

In various corners of the world, Win32/Filecoder.NDJ grows by leaps and bounds. Nevertheless, the ransom notes and methods of obtaining the ransom money quantity may differ depending on specific local (local) settings. The ransom notes and tricks of obtaining the ransom quantity may vary depending on certain regional (local) settings.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software program.

    In specific areas, the Trojans typically wrongfully report having actually found some unlicensed applications enabled on the target’s tool. The sharp after that requires the individual to pay the ransom money.

    Faulty statements regarding illegal web content.

    In countries where software program piracy is less preferred, this approach is not as reliable for the cyber scams. Additionally, the Win32/Filecoder.NDJ popup alert may wrongly assert to be stemming from a police institution and also will certainly report having situated youngster pornography or other unlawful data on the gadget.

    Win32/Filecoder.NDJ popup alert might falsely declare to be deriving from a regulation enforcement institution as well as will report having situated child porn or other prohibited data on the device. The alert will similarly consist of a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: 5D8660A7
md5: 82876e3d70d9d128f2a6feef317d415a
name: 82876E3D70D9D128F2A6FEEF317D415A.mlw
sha1: cf803b5bb6bd054ad0a2d0566f8ec75602e0be09
sha256: 7b01617af8e1eff5c949f6615a021437559b4f843fbaec21eed3a98381c80808
sha512: 67e30ece811e700a68aeaa613831faf12181a923d83e24f8034675f7c6aad3634cc9cc2fefa07280840b01fdcf81b3275b9f4d79ee2387722ca248350e2e6995
ssdeep: 3072:qwrEoCA/QKZgcJ7R3nW6/I/8YiNjrwoCS4/ykUdSelFuuH2OYigjvsXscqL+Aje:qqZLzXWh8Y8jrf7dSr0XQL+AF9tT8e
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 Alexander Roshal 1993-2012
InternalName: WinRAR
FileVersion: 4.20.0
CompanyName: Alexander Roshal
ProductName: WinRAR
ProductVersion: 4.20.0
FileDescription: WinRAR archiver
OriginalFilename: WinRAR.exe
Translation: 0x0409 0x04e4

Win32/Filecoder.NDJ also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Riskware ( 0040eff71 )
DrWeb Trojan.Encoder.208
Cynet Malicious (score: 100)
Cylance Unsafe
Zillya Trojan.Blocker.Win32.7270
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
K7GW Riskware ( 0040eff71 )
Cybereason malicious.bb6bd0
ESET-NOD32 Win32/Filecoder.NDJ
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.aymp
NANO-Antivirus Trojan.Win32.Blocker.bmrvte
Tencent Win32.Trojan.Blocker.bxlf
Sophos ML/PE-A
Comodo Malware@#2ok7wtffnseza
BitDefenderTheta Gen:NN.ZexaF.34608.ny0@auptMvci
VIPRE Trojan.Win32.Generic.pak!cobra
FireEye Generic.mg.82876e3d70d9d128
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Genasom
AegisLab Trojan.Win32.Blocker.j!c
ZoneAlarm HEUR:Trojan.Win32.Agent.gen
AhnLab-V3 Trojan/Win32.Crypt.R97939
McAfee Artemis!82876E3D70D9
MAX malware (ai score=100)
VBA32 Hoax.Blocker
Panda Trj/Genetic.gen
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.Encoder!9GrbNKslVvA
Ikarus Trojan.Ransom.Blocker
Fortinet W32/Ransom.03B9!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 HEUR/QVM20.1.Malware.Gen

How to remove Win32/Filecoder.NDJ virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

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.NDJ 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.NDJ 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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