MSIL/KillWin.NBJ

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

What is MSIL/KillWin.NBJ infection?

In this article you will discover concerning the interpretation of MSIL/KillWin.NBJ and also its unfavorable influence on your computer. Such ransomware are a type of malware that is clarified by on-line scams to require paying the ransom money by a sufferer.

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Most of the situations, MSIL/KillWin.NBJ virus will advise its sufferers to initiate funds move for the objective of counteracting the changes that the Trojan infection has presented to the sufferer’s gadget.

MSIL/KillWin.NBJ Summary

These modifications can be as adheres to:

  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers located on the target’s disk drive — so the sufferer can no more utilize the data;
  • Preventing regular access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

MSIL/KillWin.NBJ

One of the most common networks through which MSIL/KillWin.NBJ Ransomware are injected are:

  • By means of phishing e-mails;
  • As a repercussion of individual winding up on a resource that holds a malicious software;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the target’s PC or avoid the gadget from functioning in a correct way – while likewise placing a ransom note that states the demand for the sufferers to effect the payment for the function of decrypting the documents or bring back the file system back to the preliminary problem. In most circumstances, the ransom note will certainly come up when the customer reboots the COMPUTER after the system has actually currently been damaged.

MSIL/KillWin.NBJ distribution channels.

In numerous edges of the world, MSIL/KillWin.NBJ expands by leaps and bounds. Nevertheless, the ransom money notes as well as methods of extorting the ransom quantity may vary depending upon particular regional (local) settings. The ransom notes and also tricks of extorting the ransom amount may differ depending on certain local (local) settings.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software program.

    In certain locations, the Trojans commonly wrongfully report having actually identified some unlicensed applications enabled on the target’s tool. The alert then requires the customer to pay the ransom money.

    Faulty declarations about unlawful web content.

    In nations where software application piracy is much less preferred, this approach is not as effective for the cyber fraudulences. Alternatively, the MSIL/KillWin.NBJ popup alert might falsely claim to be stemming from a police organization as well as will certainly report having located kid porn or other unlawful data on the gadget.

    MSIL/KillWin.NBJ popup alert may wrongly declare to be obtaining from a regulation enforcement organization and also will certainly report having situated kid porn or other illegal information on the gadget. The alert will likewise include a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: CBE5E6E4
md5: 8b5defd16f8b2dccdbb4b7e12d3b36aa
name: 8B5DEFD16F8B2DCCDBB4B7E12D3B36AA.mlw
sha1: 4c8d1f484d29ccdbedb3bab06a690bdadd0cea7c
sha256: 31b99ceb5d6de87e59672392108121ec48f236324828ac9e9ca8041214dc2270
sha512: 988d0ec077dde74ca77c6c7b366f6c30b5b3fb9bf1b52687ea7a9de23601154fd2a84d9593cefdd66cfa16a6b2fac679591d294db5787ec9d0ef1cd1ffe84fba
ssdeep: 192:/I2xe8F6VpJIuIHr53J9ZV6p0T8f7a85YcKV1:/Y8F6pIl53J9Z40Qf7akYcKV1
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2021
Assembly Version: 1.0.0.0
InternalName: Generc.exe
FileVersion: 1.0.0.0
CompanyName:
LegalTrademarks:
Comments:
ProductName: Generc
ProductVersion: 1.0.0.0
FileDescription: Generc
OriginalFilename: Generc.exe

MSIL/KillWin.NBJ also known as:

GridinSoft Trojan.Ransom.Gen
Sangfor Trojan.Win32.Save.a
BitDefender Gen:Variant.Bulz.378548
Arcabit Trojan.Bulz.D5C6B4
APEX Malicious
Cynet Malicious (score: 100)
MicroWorld-eScan Gen:Variant.Bulz.378548
Ad-Aware Gen:Variant.Bulz.378548
F-Secure Heuristic.HEUR/AGEN.1114159
FireEye Generic.mg.8b5defd16f8b2dcc
Emsisoft Gen:Variant.Bulz.378548 (B)
Ikarus Trojan.Crypt
Avira HEUR/AGEN.1114159
MAX malware (ai score=82)
GData Gen:Variant.Bulz.378548
ALYac Gen:Variant.Bulz.378548
ESET-NOD32 a variant of MSIL/KillWin.NBJ
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_98%
Fortinet MSIL/KillWin.NBJ!tr.ransom
BitDefenderTheta Gen:NN.ZemsilF.34608.am0@aO0F8Hg
Qihoo-360 HEUR/QVM03.0.A89B.Malware.Gen

How to remove MSIL/KillWin.NBJ ransomware?

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 MSIL/KillWin.NBJ 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 MSIL/KillWin.NBJ 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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