Win32/Filecoder.NBI

Written by Robert Bailey

What is Win32/Filecoder.NBI infection?

In this post you will find concerning the meaning of Win32/Filecoder.NBI as well as its adverse influence on your computer. Such ransomware are a type of malware that is specified by on the internet frauds to require paying the ransom money by a sufferer.

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In the majority of the instances, Win32/Filecoder.NBI virus will certainly advise its targets to start funds transfer for the function of reducing the effects of the modifications that the Trojan infection has presented to the sufferer’s gadget.

Win32/Filecoder.NBI Summary

These alterations can be as complies with:

  • 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.

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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 copy of itself;
  • Appends a known multi-family ransomware file extension to files that have been encrypted;
  • Ciphering the records situated on the sufferer’s hard drive — so the target can no longer make use of 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.NBI

One of the most common networks whereby Win32/Filecoder.NBI are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a repercussion of customer winding up on a resource that hosts a malicious software application;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the sufferer’s PC or protect against the device from functioning in a proper fashion – while also positioning a ransom note that states the requirement for the targets to effect the settlement for the function of decrypting the documents or restoring the documents system back to the preliminary condition. In most circumstances, the ransom note will certainly come up when the customer reboots the COMPUTER after the system has already been harmed.

Win32/Filecoder.NBI distribution channels.

In various edges of the world, Win32/Filecoder.NBI expands by jumps and bounds. Nonetheless, the ransom money notes and techniques of extorting the ransom amount may differ depending upon certain neighborhood (local) settings. The ransom notes as well as tricks of obtaining the ransom quantity may vary depending on particular local (local) setups.

Ransomware injection

For instance:

    Faulty notifies regarding unlicensed software program.

    In particular areas, the Trojans frequently wrongfully report having actually identified some unlicensed applications made it possible for on the victim’s tool. The sharp then requires the individual to pay the ransom money.

    Faulty statements concerning prohibited web content.

    In nations where software program piracy is less popular, this approach is not as efficient for the cyber frauds. Additionally, the Win32/Filecoder.NBI popup alert might incorrectly declare to be deriving from a law enforcement establishment and also will report having situated youngster porn or other illegal data on the device.

    Win32/Filecoder.NBI popup alert may wrongly declare to be acquiring from a law enforcement organization and also will report having situated child pornography or other unlawful data on the tool. The alert will in a similar way contain a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 8B81E0DA
md5: 256bb50af06d5d4dc5dba73a5991e410
name: 256BB50AF06D5D4DC5DBA73A5991E410.mlw
sha1: 1d81e6fd6d0e4b11d6f0ebf59c595733e4f59a44
sha256: 54efd3706a3e6f29ab51cbcee4d850fb0ab856b6c35a183aff19605e5df5e03e
sha512: f31726d014ef4dd995278d5bb69c344ba22cec0cf5d74d60ee0eb88face7f6b1dcbb6505e76b0bc48d5a20c78f15ee599007acbb6652bc5e06748eaedb13cf57
ssdeep: 6144:XTPgUXp7xi7J3L0IWFjiqKiaJZGpfDgThXcKe5D:jPg2p7xi7J3L0IWw0aJZwfs1MKed
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Filecoder.NBI also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0055e3ef1 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.442
Cynet Malicious (score: 100)
ALYac Generic.Ransom.Sifreli.E62A0AF5
Cylance Unsafe
Zillya Trojan.Filecoder.Win32.169
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Teerac.79a2ec54
K7GW Trojan ( 0055e3ef1 )
Cybereason malicious.af06d5
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.NBI
APEX Malicious
Avast Win32:Ransom-ASR [Trj]
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Generic.Ransom.Sifreli.E62A0AF5
NANO-Antivirus Trojan.Win32.Encoder.cvfalx
MicroWorld-eScan Generic.Ransom.Sifreli.E62A0AF5
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Generic.Ransom.Sifreli.E62A0AF5
Sophos Mal/Generic-S
Comodo Malware@#9o29wc7byuc3
BitDefenderTheta Gen:NN.ZexaF.34628.uuW@aaptu9li
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Backdoor.fc
FireEye Generic.mg.256bb50af06d5d4d
Emsisoft Generic.Ransom.Sifreli.E62A0AF5 (B)
Jiangmin Trojan/Generic.baclm
Webroot W32.Malware.Gen
Avira TR/Rogue.1589155
eGambit Generic.Malware
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Teerac.A
Arcabit Generic.Ransom.Sifreli.E62A0AF5
AegisLab Trojan.Win32.Generic.4!c
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Generic.Ransom.Sifreli.E62A0AF5
AhnLab-V3 Malware/Win32.Generic.C2974476
McAfee GenericRXNW-QV!256BB50AF06D
MAX malware (ai score=100)
VBA32 BScope.TrojanRansom.Rack
Panda Trj/Genetic.gen
Rising Ransom.Teerac!8.57A (CLOUD)
Ikarus Trojan.SuspectCRC
Fortinet W32/Filecoder.NBI!tr
AVG Win32:Ransom-ASR [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.TorrentLocker.HgIASOcA

How to remove Win32/Filecoder.NBI 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

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.NBI 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.NBI 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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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