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

What is Ransom:MSIL/Juwon.A!MTB infection?

In this article you will certainly find regarding the interpretation of Ransom:MSIL/Juwon.A!MTB and also its adverse influence on your computer system. Such ransomware are a kind of malware that is clarified by on the internet frauds to demand paying the ransom by a victim.

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In the majority of the instances, Ransom:MSIL/Juwon.A!MTB infection will certainly instruct its victims to start funds transfer for the purpose of counteracting the modifications that the Trojan infection has presented to the victim’s device.

Ransom:MSIL/Juwon.A!MTB Summary

These adjustments 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.
  • Ciphering the records located on the sufferer’s hard disk drive — so the sufferer can no longer utilize the data;
  • Preventing routine access to the sufferer’s workstation;


The most regular networks where Ransom:MSIL/Juwon.A!MTB Ransomware are infused are:

  • By methods of phishing emails;
  • As a consequence 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 information on the target’s computer or protect against the device from working in a correct fashion – while additionally placing a ransom note that discusses the need for the victims to effect the repayment for the function of decrypting the records or restoring the file system back to the first problem. In many instances, the ransom money note will show up when the customer restarts the COMPUTER after the system has actually currently been harmed.

Ransom:MSIL/Juwon.A!MTB distribution channels.

In numerous edges of the globe, Ransom:MSIL/Juwon.A!MTB expands by leaps and also bounds. Nevertheless, the ransom notes as well as tricks of obtaining the ransom money quantity may vary depending on certain local (regional) setups. The ransom notes and methods of obtaining the ransom money quantity may vary depending on particular regional (local) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software.

    In certain locations, the Trojans typically wrongfully report having actually found some unlicensed applications made it possible for on the sufferer’s gadget. The sharp then requires the customer to pay the ransom.

    Faulty declarations regarding illegal web content.

    In nations where software piracy is much less popular, this method is not as reliable for the cyber fraudulences. Alternatively, the Ransom:MSIL/Juwon.A!MTB popup alert may wrongly claim to be deriving from a police establishment and also will report having situated child pornography or other illegal data on the gadget.

    Ransom:MSIL/Juwon.A!MTB popup alert might wrongly declare to be obtaining from a law enforcement institution and also will certainly report having situated kid porn or other prohibited information on the tool. The alert will in a similar way have a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 74A83AD4
md5: 866a8cce6a55dde8293e050c76ce031d
name: 866A8CCE6A55DDE8293E050C76CE031D.mlw
sha1: 8a96f3194a31adff38083de510aeb3e7f046a69f
sha256: 2ae60779c8cc38911a5489fb77e7ef0cb02131fd17a509c9f0e85648ae9fe929
sha512: 9a4a4aa3337f55dd9ec5c3ed1de3039e3df9ce2c0afdafc22e4004f9fd9e248061c840872e6b36709ca89f743544b11e9f945c02c92d417001206825a2875806
ssdeep: 3072:KKd9OZNhIr67MKMyhCS3Oid84kGkT5Y24QLcLoYK+qIDCPswRG:KKd9OZNhIW7MKMyv84kJe24QLcog21R
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 Microsoft Corporation 2018
Assembly Version:
InternalName: juwonRansomeware.exe
CompanyName: Microsoft Corporation
ProductName: juwonRansomeware
FileDescription: juwonRansomeware
OriginalFilename: juwonRansomeware.exe

Ransom:MSIL/Juwon.A!MTB also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0054592d1 )
Cynet Malicious (score: 99)
ALYac Trojan.Ransom.Filecoder
Cylance Unsafe
Zillya Tool.FakeFilecoder.Win32.101
Sangfor Suspicious.Win32.Save.a
Alibaba Ransom:MSIL/Juwon.7ad73e3f
K7GW Trojan ( 0054592d1 )
Cybereason malicious.e6a55d
Symantec ML.Attribute.HighConfidence
ESET-NOD32 MSIL/Hoax.FakeFilecoder.DV
APEX Malicious
Avast Win32:Malware-gen
BitDefender Gen:Heur.Ransom.MSIL.1
ViRobot Trojan.Win32.S.Agent.287744.N
MicroWorld-eScan Gen:Heur.Ransom.MSIL.1
Ad-Aware Gen:Heur.Ransom.MSIL.1
Comodo Malware@#2xwmpt3pm2n52
BitDefenderTheta Gen:NN.ZemsilF.34738.rm0@ay0cHZg
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition Artemis!Trojan
FireEye Gen:Heur.Ransom.MSIL.1
Emsisoft Malware.Generic.CN1 (A)
Webroot W32.Trojan.Gen
Avira JOKE/FakeFilecoder.ymgcp
Microsoft Ransom:MSIL/Juwon.A!MTB
AegisLab Trojan.Win32.Generic.4!c
GData Gen:Heur.Ransom.MSIL.1
AhnLab-V3 Trojan/Win32.FakeRansom.C4230149
McAfee Artemis!866A8CCE6A55
MAX malware (ai score=99)
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom.MSIL.JUWON.THOAADAI
Yandex Hoax.FakeFilecoder!N4wyOseblHk
MaxSecure Trojan.Malware.10666986.susgen
Fortinet Riskware/Filecoder
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Ransom:MSIL/Juwon.A!MTB 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 Ransom:MSIL/Juwon.A!MTB 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 Ransom:MSIL/Juwon.A!MTB you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
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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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