What is MSIL/KillWin.NBK infection?

In this post you will certainly find concerning the meaning of MSIL/KillWin.NBK as well as its adverse effect on your computer. Such ransomware are a kind of malware that is clarified by on the internet frauds to demand paying the ransom money by a victim.

GridinSoft Anti-Malware Review

It is better to prevent, than repair and repent!

When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
GridinSoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | GridinSoft

Most of the situations, MSIL/KillWin.NBK ransomware will certainly instruct its victims to launch funds move for the purpose of counteracting the changes that the Trojan infection has actually presented to the target’s device.

MSIL/KillWin.NBK Summary

These modifications can be as adheres to:

  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the victim’s hard drive — so the victim can no more use the information;
  • Preventing normal accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


One of the most regular channels whereby MSIL/KillWin.NBK are infused are:

  • By ways of phishing e-mails;
  • As an effect of user ending up on a source that organizes a destructive software application;

As soon as the Trojan is effectively injected, it will either cipher the information on the target’s PC or stop the gadget from functioning in a correct way – while additionally positioning a ransom money note that discusses the requirement for the victims to effect the repayment for the function of decrypting the records or restoring the documents system back to the initial problem. In the majority of instances, the ransom note will show up when the client restarts the PC after the system has currently been harmed.

MSIL/KillWin.NBK circulation networks.

In different edges of the world, MSIL/KillWin.NBK expands by leaps as well as bounds. However, the ransom notes and techniques of obtaining the ransom amount may differ depending on particular local (regional) setups. The ransom notes and tricks of extorting the ransom money amount may vary depending on certain neighborhood (local) setups.

Ransomware injection

For example:

    Faulty signals about unlicensed software application.

    In certain locations, the Trojans usually wrongfully report having actually identified some unlicensed applications made it possible for on the target’s tool. The sharp after that requires the customer to pay the ransom money.

    Faulty declarations about unlawful web content.

    In nations where software program piracy is much less prominent, this technique is not as efficient for the cyber scams. Additionally, the MSIL/KillWin.NBK popup alert may incorrectly declare to be stemming from a police establishment and also will certainly report having situated youngster pornography or other prohibited information on the tool.

    MSIL/KillWin.NBK popup alert might incorrectly declare to be acquiring from a law enforcement establishment as well as will certainly report having situated kid porn or other prohibited data on the gadget. The alert will likewise consist of a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 2790E86B
md5: 70c6c29323e15d4408a12dd2ca6e5902
name: 70C6C29323E15D4408A12DD2CA6E5902.mlw
sha1: 9c8e07dd192716e9d602886c9388aca952f7a31b
sha256: eedd2a32b246bfda993c9e96c778d04c0c2834635087a92f16145556f2bc1203
sha512: 8274442ce56b4dc2007535c68bfed838ca6ddd0a97d430993eeccfd43e9da8e9b3896fadc7cd2a85275c25ebf470cbad6bc33b4c179bfd29c2133eb0e143cfc5
ssdeep: 96:RF7zGLGjXG60mT4bfiQjyGeNFndfJAlzAw3ewz+4F6YpqSkNC0sEIG9pAfCJL1z:RF7qLGyKTtQ/4j0fpF6zEEIGYfCVP
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2021
Assembly Version:
InternalName: Virus.Win32.Gorper.Y!.exe
ProductName: Virus.Win32.Gorper.Y!
FileDescription: Virus.Win32.Gorper.Y!
OriginalFilename: Virus.Win32.Gorper.Y!.exe

MSIL/KillWin.NBK also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 005789641 )
DrWeb Trojan.MulDrop16.12420
Cynet Malicious (score: 90)
Sangfor Trojan.Win32.Save.a
K7GW Trojan ( 005789641 )
ESET-NOD32 a variant of MSIL/KillWin.NBK
APEX Malicious
Kaspersky HEUR:Trojan.MSIL.Dnoper.gen
Alibaba Trojan:MSIL/KillWin.493dcb7f
NANO-Antivirus Trojan.Win32.Dnoper.indpzs
Tencent Msil.Trojan.Dnoper.Ahes
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZemsilF.34608.am0@a0XbWih
McAfee-GW-Edition Artemis!Trojan
Avira TR/Redcap.bxchh
Microsoft Trojan:Win32/Wacatac.B!ml
McAfee Artemis!70C6C29323E1
TrendMicro-HouseCall TROJ_GEN.R002H0DC321
Rising Trojan.Dnoper!8.10CB3 (CLOUD)
Fortinet MSIL/KillWin.NBJ!tr.ransom

How to remove MSIL/KillWin.NBK 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 MSIL/KillWin.NBK 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 MSIL/KillWin.NBK you can always ask me in the comments for getting help.

User Review
0 (0 votes)
Comments Rating 0 (0 reviews)


  1. GridinSoft Anti-Malware Review from HowToFix site:
  2. More information about GridinSoft products:

About the author

Robert Bailey

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

Leave a Reply


This site uses Akismet to reduce spam. Learn how your comment data is processed.