Win32/Filecoder.JSWorm.B

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.

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: 19AE8273md5: 3e108c568acdbcff8259442686561f49name: 3E108C568ACDBCFF8259442686561F49.mlwsha1: 9e13a7b666bcb3da6e133a00c0921082d38bc11csha256: 3d9cb812c0316691196aa2d6b2560a64c59a955228237f67cdb581d4bee9d396sha512: a3d4f1d6957e5d8f1006734091dea252e746d5e7166f61cc1a41479c1f17f99c7ae52f5c675e7aa018e19d214cbb6c2ab78909e7e98d39ad5fb20a8e80329ad4ssdeep: 6144:/b5PWyThszeUZsAPgvuwqa2nC7N9U4ePyjHcndIJOlhnFy4tMRRpAOzPz+yEFu0:T5lTHUKAoJ2/KjHcndIJOlhvMRrpz+ytype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Filecoder.JSWorm.B also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Riskware ( 0040eff71 )
Cynet Malicious (score: 99)
ALYac Trojan.Ransom.JSWorm
Sangfor Trojan.Win32.Generic.ky
CrowdStrike win/malicious_confidence_70% (W)
Alibaba Trojan:Win32/JSWorm.228e7a99
K7GW Riskware ( 0040eff71 )
Cybereason malicious.68acdb
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.JSWorm.B
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender DeepScan:Generic.Ransom.JSWORM.F7F48FFB
NANO-Antivirus Trojan.Win32.DelShad.fqimfk
MicroWorld-eScan DeepScan:Generic.Ransom.JSWORM.F7F48FFB
Tencent Win32.Trojan.Delshad.Lkno
Ad-Aware DeepScan:Generic.Ransom.JSWORM.F7F48FFB
F-Secure Heuristic.HEUR/AGEN.1128004
BitDefenderTheta Gen:NN.ZexaF.34722.wqW@aqYRMdi
TrendMicro Ransom.Win32.JSWORM.SM
McAfee-GW-Edition Trojan-FQZW!3E108C568ACD
FireEye Generic.mg.3e108c568acdbcff
Emsisoft DeepScan:Generic.Ransom.JSWORM.F7F48FFB (B)
Avira HEUR/AGEN.1128004
eGambit Unsafe.AI_Score_99%
Microsoft Trojan:Win32/Glupteba!ml
Arcabit DeepScan:Generic.Ransom.JSWORM.F7F48FFB
GData DeepScan:Generic.Ransom.JSWORM.F7F48FFB
AhnLab-V3 Malware/Win32.Generic.C3253347
McAfee Trojan-FQZW!3E108C568ACD
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom.Win32.JSWORM.SM
Yandex Trojan.DelShad!E4NuPIRjPV0
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Filecoder.NVV!tr.ransom
AVG Win32:Trojan-gen
Paloalto generic.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.
Reasons why I would recommend GridinSoft1

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Win32/Filecoder.JSWorm.B you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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