Java/Filecoder.AF

What is Java/Filecoder.AF infection?

In this article you will certainly locate concerning the meaning of Java/Filecoder.AF and its unfavorable impact on your computer. Such ransomware are a kind of malware that is elaborated by online scams to demand paying the ransom by a sufferer.

Most of the cases, Java/Filecoder.AF ransomware will certainly advise its victims to launch funds move for the function of reducing the effects of the modifications that the Trojan infection has introduced to the sufferer’s tool.

Java/Filecoder.AF Summary

These alterations can be as follows:

  • Executable code extraction;
  • Creates RWX memory;
  • The binary likely contains encrypted or compressed data.;
  • Uses Windows utilities for basic functionality;
  • Creates a hidden or system file;
  • Attempts to modify proxy settings;
  • Anomalous binary characteristics;
  • Ciphering the records located on the victim’s hard disk — so the target can no longer make use of the information;
  • Preventing routine accessibility to the sufferer’s workstation;

Java/Filecoder.AF

The most normal channels where Java/Filecoder.AF are injected are:

  • By means of phishing emails;
  • As a repercussion of individual winding up on a source that holds a destructive software program;

As soon as the Trojan is successfully infused, it will either cipher the data on the sufferer’s computer or avoid the device from operating in a correct fashion – while also positioning a ransom money note that discusses the demand for the targets to effect the repayment for the purpose of decrypting the files or recovering the data system back to the preliminary condition. In the majority of instances, the ransom note will certainly turn up when the client reboots the COMPUTER after the system has actually currently been harmed.

Java/Filecoder.AF circulation networks.

In numerous edges of the world, Java/Filecoder.AF grows by leaps and bounds. Nonetheless, the ransom money notes and techniques of extorting the ransom quantity may differ depending on particular regional (regional) settings. The ransom notes and techniques of extorting the ransom quantity may vary depending on particular regional (local) settings.

Ransomware injection

As an example:

    Faulty alerts concerning unlicensed software application.

    In particular locations, the Trojans frequently wrongfully report having discovered some unlicensed applications made it possible for on the victim’s device. The alert after that demands the individual to pay the ransom money.

    Faulty statements regarding prohibited material.

    In countries where software application piracy is less popular, this technique is not as reliable for the cyber frauds. Conversely, the Java/Filecoder.AF popup alert might wrongly declare to be originating from a law enforcement establishment as well as will certainly report having located child pornography or various other illegal information on the tool.

    Java/Filecoder.AF popup alert might wrongly assert to be obtaining from a legislation enforcement organization and will report having located youngster pornography or various other prohibited information on the device. The alert will similarly have a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 5F5FB84Amd5: 903f9076aadc67938aed2929cc051d53name: 903F9076AADC67938AED2929CC051D53.mlwsha1: ef6a480071e6fbe4b6304cf9245a0109824c0a89sha256: 0e06e9f5f272d6b22274382cf282a4f58c37621a6855f69b1c91a7d72fc92354sha512: a37c1d3e11b47271c51c0451f1f5bfec49bf9ec3ccd035c1267ee403dc7a0ce216bf9de08895f269750f9f7070f63801ef0198f238163d0faa2cd2b5ace6b505ssdeep: 6144:iioPxpPX9bIH6jVg8c65VteFZan2jmjTxnbSXsKW:nyX9I6jE65VteFZan2ajTxnbSatype: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows

Version Info:

0: [No Data]

Java/Filecoder.AF also known as:

GridinSoft Trojan.Ransom.Gen
Lionic Trojan.Win32.Agent.j!c
DrWeb Trojan.MulDrop9.4368
CAT-QuickHeal TrojanRansom.Agent
ALYac Trojan.Ransom.Filecoder
Cylance Unsafe
Zillya Trojan.Filecoder.JS.3
Sangfor Ransom.Win32.Agent.auwh
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:Win32/Cryptor.9324cb15
K7GW Trojan ( 005487e31 )
K7AntiVirus Trojan ( 005487e31 )
Cyren W32/Trojan.JSBH-6315
Symantec Downloader
ESET-NOD32 Java/Filecoder.AF
Avast Java:Malware-gen [Trj]
Kaspersky Trojan-Ransom.Win32.Agent.auwh
BitDefender Trojan.GenericKD.41039316
NANO-Antivirus Trojan.Win32.Filecoder.fnjxsz
ViRobot Trojan.Win32.S.Ransom.311533
MicroWorld-eScan Trojan.GenericKD.41039316
Tencent Win32.Trojan.Agent.Hprr
Ad-Aware Trojan.GenericKD.41039316
Sophos Mal/Generic-S
Comodo Malware@#34wfbzdbprszo
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_FRS.0NA103C419
McAfee-GW-Edition BehavesLike.Win32.Dropper.fc
FireEye Trojan.GenericKD.41039316
Emsisoft Trojan.Ransom.PewCrypt (A)
Webroot W32.Malware.Gen
Antiy-AVL Trojan/Generic.ASSuf.27206
Microsoft Trojan:MSIL/Cryptor
Arcabit Trojan.Generic.D27235D4
GData Trojan.GenericKD.41039316
AhnLab-V3 Malware/Gen.Generic.C3038413
McAfee Generic .lb
MAX malware (ai score=100)
VBA32 TrojanRansom.Agent
Malwarebytes Ransom.FileCryptor
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_FRS.0NA103C419
Ikarus Trojan-Ransom.FileCrypter
MaxSecure Trojan.Malware.74150825.susgen
Fortinet Java/Filecoder.AF!tr
AVG Java:Malware-gen [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Generic.HgAASREA

How to remove Java/Filecoder.AF virus?

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 Java/Filecoder.AF 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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