Trojan-Ransom.Win32.Encoder.nku

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

What is Trojan-Ransom.Win32.Encoder.nku infection?

In this article you will discover about the meaning of Trojan-Ransom.Win32.Encoder.nku and its negative impact on your computer system. Such ransomware are a form of malware that is specified by on the internet fraudulences to require paying the ransom money by a sufferer.

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Most of the instances, Trojan-Ransom.Win32.Encoder.nku infection will certainly advise its victims to launch funds transfer for the function of counteracting the amendments that the Trojan infection has introduced to the sufferer’s gadget.

Trojan-Ransom.Win32.Encoder.nku Summary

These alterations can be as adheres to:

  • Possible date expiration check, exits too soon after checking local time;
  • Reads data out of its own binary image;
  • Unconventionial language used in binary resources: Czech;
  • Spoofs its process name and/or associated pathname to appear as a legitimate process;
  • Network activity detected but not expressed in API logs;
  • Attempts to identify installed AV products by installation directory;
  • Attempts to identify installed AV products by registry key;
  • Ciphering the documents found on the victim’s disk drive — so the target can no longer make use of the data;
  • Preventing regular access to the victim’s workstation;

Trojan-Ransom.Win32.Encoder.nku

The most typical channels whereby Trojan-Ransom.Win32.Encoder.nku Trojans are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of customer ending up on a source that hosts a malicious software application;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the victim’s computer or prevent the device from functioning in an appropriate manner – while likewise positioning a ransom note that mentions the requirement for the sufferers to impact the repayment for the function of decrypting the records or bring back the file system back to the preliminary problem. In most circumstances, the ransom note will certainly show up when the client reboots the COMPUTER after the system has already been damaged.

Trojan-Ransom.Win32.Encoder.nku distribution channels.

In numerous corners of the world, Trojan-Ransom.Win32.Encoder.nku grows by jumps and bounds. Nonetheless, the ransom money notes and tricks of extorting the ransom quantity may differ depending upon certain regional (local) settings. The ransom notes as well as methods of extorting the ransom amount may differ depending on specific neighborhood (regional) settings.

Ransomware injection

For instance:

    Faulty alerts regarding unlicensed software application.

    In particular areas, the Trojans commonly wrongfully report having actually identified some unlicensed applications made it possible for on the target’s gadget. The alert then demands the customer to pay the ransom.

    Faulty declarations concerning illegal material.

    In nations where software application piracy is much less prominent, this method is not as efficient for the cyber fraudulences. Conversely, the Trojan-Ransom.Win32.Encoder.nku popup alert may falsely declare to be originating from a police establishment and also will certainly report having situated youngster porn or other prohibited data on the device.

    Trojan-Ransom.Win32.Encoder.nku popup alert might incorrectly declare to be obtaining from a law enforcement organization as well as will report having situated kid porn or various other unlawful information on the device. The alert will in a similar way include a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 4DE786A5
md5: 73c88ec481356005371023da210c7edb
name: 73C88EC481356005371023DA210C7EDB.mlw
sha1: e14f2cc78a9622b0468e9e0741395b900a15d78e
sha256: 84660901f97ecaad358082d13b297f7f418b70abbd66799682001282b81fe59e
sha512: baa433b4cc5606c712b8b3127c731d538d660bf18455c57952e3189cdfb63a5a6224fc719f2dfd4a10d0ca92d8e85c2fc1359150e94f755e7c4f3aa860555718
ssdeep: 24576:AR3gsHwFepZha4HkQdmLKaJuggggMK05TNgf+JBW0dQ:jsPkAmLtJuggggMrTWf+JBW0
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (c) 2021 AVAST Software
InternalName: SfxInst
FileVersion: 21.7.6459.0
CompanyName: AVAST Software
ProductName: Avast Antivirus
ProductVersion: 21.7.6459.0
FileDescription: Avast Antivirus
OriginalFilename: SfxInst.exe
ProductId: avast-av
Translation: 0x0409 0x04b0

Trojan-Ransom.Win32.Encoder.nku also known as:

GridinSoftTrojan.Ransom.Gen
LionicTrojan.Win32.Encoder.j!c
ALYacTrojan.GenericKD.46750063
BitDefenderTrojan.GenericKD.46750063
CynetMalicious (score: 100)
KasperskyTrojan-Ransom.Win32.Encoder.nku
MicroWorld-eScanTrojan.GenericKD.46750063
Ad-AwareTrojan.GenericKD.46750063
BitDefenderThetaGen:NN.ZexaF.34058.fz0@aG6pWfjO
FireEyeTrojan.GenericKD.46750063
EmsisoftTrojan.GenericKD.46750063 (B)
JiangminTrojan.Generic.gzzjg
MicrosoftTrojan:Win32/Zpevdo.B
ZoneAlarmTrojan-Ransom.Win32.Encoder.nku
GDataTrojan.GenericKD.46750063
AhnLab-V3Trojan/Win.Generic.C4584308
MAXmalware (ai score=81)
PandaTrj/CI.A
FortinetW32/Encoder.NKU!tr
Qihoo-360Win32/Ransom.Encoder.HgIASZ0A

How to remove Trojan-Ransom.Win32.Encoder.nku 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 Trojan-Ransom.Win32.Encoder.nku 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan-Ransom.Win32.Encoder.nku 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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