Win32/Filecoder.JSWorm.B

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

What is Win32/Filecoder.JSWorm.B infection?

In this post you will certainly locate about the definition of Win32/Filecoder.JSWorm.B as well as its unfavorable influence on your computer. Such ransomware are a form of malware that is specified by online frauds to demand paying the ransom by a sufferer.

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Most of the situations, Win32/Filecoder.JSWorm.B ransomware will certainly instruct its victims to start funds move for the purpose of neutralizing the modifications that the Trojan infection has introduced to the sufferer’s gadget.

Win32/Filecoder.JSWorm.B Summary

These adjustments can be as complies with:

  • A process attempted to delay the analysis task.;
  • A process created a hidden window;
  • Uses Windows utilities for basic functionality;
  • Attempts to stop active services;
  • 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.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files located on the victim’s hard disk drive — so the target can no longer use the information;
  • Preventing regular access 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.

Win32/Filecoder.JSWorm.B

One of the most common networks whereby Win32/Filecoder.JSWorm.B Ransomware Trojans are injected are:

  • By means of phishing emails;
  • As a repercussion of customer winding up on a source that holds a harmful software application;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the information on the victim’s PC or protect against the tool from operating in a correct way – while likewise putting a ransom money note that points out the demand for the targets to effect the settlement for the function of decrypting the files or restoring the data system back to the initial problem. In a lot of circumstances, the ransom note will certainly turn up when the client restarts the PC after the system has actually already been damaged.

Win32/Filecoder.JSWorm.B circulation networks.

In various corners of the world, Win32/Filecoder.JSWorm.B grows by jumps and also bounds. Nevertheless, the ransom notes and tricks of extorting the ransom money quantity may vary depending on specific regional (local) setups. The ransom money notes and also techniques of extorting the ransom money quantity may differ depending on specific neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty informs concerning unlicensed software program.

    In specific locations, the Trojans usually wrongfully report having actually identified some unlicensed applications made it possible for on the sufferer’s gadget. The sharp then demands the customer to pay the ransom.

    Faulty statements concerning illegal content.

    In nations where software piracy is much less prominent, this technique is not as efficient for the cyber frauds. Alternatively, the Win32/Filecoder.JSWorm.B popup alert might wrongly assert to be originating from a law enforcement institution and also will certainly report having situated youngster porn or various other illegal information on the tool.

    Win32/Filecoder.JSWorm.B popup alert might wrongly declare to be acquiring from a law enforcement institution and also will report having located kid porn or other illegal data on the device. The alert will similarly consist of a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: 19AE8273
md5: 3e108c568acdbcff8259442686561f49
name: 3E108C568ACDBCFF8259442686561F49.mlw
sha1: 9e13a7b666bcb3da6e133a00c0921082d38bc11c
sha256: 3d9cb812c0316691196aa2d6b2560a64c59a955228237f67cdb581d4bee9d396
sha512: a3d4f1d6957e5d8f1006734091dea252e746d5e7166f61cc1a41479c1f17f99c7ae52f5c675e7aa018e19d214cbb6c2ab78909e7e98d39ad5fb20a8e80329ad4
ssdeep: 6144:/b5PWyThszeUZsAPgvuwqa2nC7N9U4ePyjHcndIJOlhnFy4tMRRpAOzPz+yEFu0:T5lTHUKAoJ2/KjHcndIJOlhvMRrpz+y
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Filecoder.JSWorm.B also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusRiskware ( 0040eff71 )
CynetMalicious (score: 99)
ALYacTrojan.Ransom.JSWorm
SangforTrojan.Win32.Generic.ky
CrowdStrikewin/malicious_confidence_70% (W)
AlibabaTrojan:Win32/JSWorm.228e7a99
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.68acdb
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Filecoder.JSWorm.B
APEXMalicious
AvastWin32:Trojan-gen
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderDeepScan:Generic.Ransom.JSWORM.F7F48FFB
NANO-AntivirusTrojan.Win32.DelShad.fqimfk
MicroWorld-eScanDeepScan:Generic.Ransom.JSWORM.F7F48FFB
TencentWin32.Trojan.Delshad.Lkno
Ad-AwareDeepScan:Generic.Ransom.JSWORM.F7F48FFB
F-SecureHeuristic.HEUR/AGEN.1128004
BitDefenderThetaGen:NN.ZexaF.34722.wqW@aqYRMdi
TrendMicroRansom.Win32.JSWORM.SM
McAfee-GW-EditionTrojan-FQZW!3E108C568ACD
FireEyeGeneric.mg.3e108c568acdbcff
EmsisoftDeepScan:Generic.Ransom.JSWORM.F7F48FFB (B)
AviraHEUR/AGEN.1128004
eGambitUnsafe.AI_Score_99%
MicrosoftTrojan:Win32/Glupteba!ml
ArcabitDeepScan:Generic.Ransom.JSWORM.F7F48FFB
GDataDeepScan:Generic.Ransom.JSWORM.F7F48FFB
AhnLab-V3Malware/Win32.Generic.C3253347
McAfeeTrojan-FQZW!3E108C568ACD
PandaTrj/GdSda.A
TrendMicro-HouseCallRansom.Win32.JSWORM.SM
YandexTrojan.DelShad!E4NuPIRjPV0
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Filecoder.NVV!tr.ransom
AVGWin32:Trojan-gen
Paloaltogeneric.ml

How to remove Win32/Filecoder.JSWorm.B 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 Win32/Filecoder.JSWorm.B 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.JSWorm.B 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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