Win32/Filecoder.JSWorm.A
Matthew Alvarez
Updated on April 23, 2026
What is Win32/Filecoder.JSWorm.A infection?
In this article you will certainly find concerning the definition of Win32/Filecoder.JSWorm.A as well as its unfavorable influence on your computer. Such ransomware are a type of malware that is clarified by online scams to demand paying the ransom money by a victim.
In the majority of the cases, Win32/Filecoder.JSWorm.A virus will certainly advise its targets to initiate funds move for the function of reducing the effects of the modifications that the Trojan infection has actually introduced to the target’s tool.
Win32/Filecoder.JSWorm.A Summary
These modifications can be as adheres to:
- A process created a hidden window;
- Uses Windows utilities for basic functionality;
- Attempts to stop active services;
- Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
- Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.The registry run keys perform the same action, and can be located in different locations:
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
- Creates a copy of itself;
- Ciphering the records located on the sufferer’s hard disk — so the victim can no more use the information;
- Preventing regular accessibility to the victim’s workstation;
| z.whorecord.xyz | Trojan.Ransom.JSWorm |
| a.tomx.xyz | Trojan.Ransom.JSWorm |
Win32/Filecoder.JSWorm.A
The most typical networks whereby Win32/Filecoder.JSWorm.A Trojans are infused are:
- By means of phishing e-mails;
- As a consequence of user winding up on a source that hosts a malicious software program;
As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the victim’s PC or protect against the tool from working in a correct manner – while likewise putting a ransom money note that discusses the need for the sufferers to impact the payment for the purpose of decrypting the documents or restoring the file system back to the preliminary condition. In many instances, the ransom note will show up when the customer reboots the COMPUTER after the system has currently been harmed.
Win32/Filecoder.JSWorm.A distribution channels.
In numerous corners of the globe, Win32/Filecoder.JSWorm.A expands by jumps and bounds. Nonetheless, the ransom money notes and techniques of obtaining the ransom money amount may differ depending upon particular local (local) setups. The ransom money notes as well as methods of extorting the ransom quantity may differ depending on particular regional (regional) setups.
For example:
Faulty informs about unlicensed software.
In specific areas, the Trojans typically wrongfully report having spotted some unlicensed applications enabled on the target’s device. The sharp then demands the individual to pay the ransom.
Faulty declarations concerning unlawful content.
In nations where software program piracy is much less prominent, this approach is not as efficient for the cyber scams. Additionally, the Win32/Filecoder.JSWorm.A popup alert might incorrectly assert to be deriving from a police establishment and also will certainly report having situated kid pornography or various other prohibited data on the device.
Win32/Filecoder.JSWorm.A popup alert may incorrectly assert to be deriving from a regulation enforcement establishment and also will report having situated youngster pornography or other illegal data on the tool. The alert will similarly contain a demand for the user to pay the ransom.
Technical details
File Info:
crc32: 358A342Cmd5: 6917163da452e8e47db8833af8617875name: 6917163DA452E8E47DB8833AF8617875.mlwsha1: d697e4a7f1ea1635e57ff8f05e09a1cc255fc0ffsha256: 1bf5a742be1c1319ed3646793efe6b909b80e077c5960ac3b1cebc9522498b77sha512: 3fe3410bcda7cda65cf4e0c581493a84bb8226b22b713944e34aa4a99827597b24459475c81ef7ff43934eedfb2c100fbde03e6bf261176c7cdbb33a7018d8f0ssdeep: 6144:vBpI7KUeB7VLJskfWpRF5m8ajXYOQV7D5iSVUPySZ0w18kH4ALXZR6AOzez+yEF:vBwKlVLaxfm7I5iSVUPySZ0KfXZR6Yztype: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
0: [No Data]
Win32/Filecoder.JSWorm.A also known as:
| GridinSoft | Trojan.Ransom.Gen |
| K7AntiVirus | Trojan ( 0054e6741 ) |
| Elastic | malicious (high confidence) |
| DrWeb | Trojan.Encoder.28634 |
| Cynet | Malicious (score: 99) |
| ALYac | Trojan.Ransom.JSWorm |
| Cylance | Unsafe |
| Zillya | Trojan.Filecoder.Win32.9432 |
| Sangfor | Trojan.Win32.FileCoder.terpa |
| CrowdStrike | win/malicious_confidence_100% (W) |
| Alibaba | Trojan:Win32/DelShad.8afdce30 |
| K7GW | Trojan ( 0054e6741 ) |
| Cybereason | malicious.da452e |
| Symantec | ML.Attribute.HighConfidence |
| ESET-NOD32 | a variant of Win32/Filecoder.JSWorm.A |
| APEX | Malicious |
| Avast | Win32:Trojan-gen |
| Kaspersky | Trojan-Ransom.Win32.JSWorm.cc |
| BitDefender | DeepScan:Generic.Ransom.JSWORM.45C67EF2 |
| NANO-Antivirus | Trojan.Win32.DelShad.fqmjhh |
| MicroWorld-eScan | DeepScan:Generic.Ransom.JSWORM.45C67EF2 |
| Tencent | Win32.Trojan.Delshad.Wnml |
| Ad-Aware | DeepScan:Generic.Ransom.JSWORM.45C67EF2 |
| Comodo | Malware@#3gagsqmtdbfs8 |
| F-Secure | |
| BitDefenderTheta | Gen:NN.ZexaF.34722.wqW@aa1PHVe |
| VIPRE | Trojan.Win32.Generic!BT |
| TrendMicro | Ransom.Win32.JSWORM.SM |
| McAfee-GW-Edition | Trojan-FQZW!6917163DA452 |
| FireEye | Generic.mg.6917163da452e8e4 |
| Emsisoft | DeepScan:Generic.Ransom.JSWORM.45C67EF2 (B) |
| SentinelOne | Static AI – Malicious PE |
| Jiangmin | Trojan.DelShad.ap |
| Avira | HEUR/AGEN.1128004 |
| eGambit | Unsafe.AI_Score_99% |
| Antiy-AVL | Trojan/Generic.ASMalwS.2B9B856 |
| Microsoft | Ransom:Win32/Paradise.BC!MTB |
| Arcabit | DeepScan:Generic.Ransom.JSWORM.45C67EF2 |
| AegisLab | Trojan.Win32.DelShad.4!c |
| GData | Win32.Trojan-Ransom.Filecoder.CF@gen |
| AhnLab-V3 | Malware/Win32.Generic.C3253347 |
| McAfee | Trojan-FQZW!6917163DA452 |
| MAX | malware (ai score=99) |
| VBA32 | Trojan.DelShad |
| Malwarebytes | Ransom.JSWorm |
| Panda | Trj/GdSda.A |
| TrendMicro-HouseCall | Ransom.Win32.JSWORM.SM |
| Yandex | Trojan.GenAsa!amOcVnkWzS0 |
| Ikarus | Trojan-Ransom.FileCrypter |
| MaxSecure | Trojan.Malware.74319874.susgen |
| Fortinet | W32/Filecoder.NVV!tr.ransom |
| AVG | Win32:Trojan-gen |
| Paloalto | generic.ml |
How to remove Win32/Filecoder.JSWorm.A virus?
There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft">2.
Download GridinSoft Anti-Malware.
You can download GridinSoft Anti-Malware by clicking the button below:
Download GridinSoft Anti-MalwareRun 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.
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.
Press “Install” button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
GridinSoft Anti-Malware will automatically start scanning your system for Win32/Filecoder.JSWorm.A 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.
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.
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 Anti-Malware
If the guide doesn’t help you to remove Win32/Filecoder.JSWorm.A you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
