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

What is Win64/Filecoder.MountLocker.B infection?

In this post you will certainly locate regarding the definition of Win64/Filecoder.MountLocker.B as well as its negative effect on your computer. Such ransomware are a form of malware that is elaborated by on the internet fraudulences to require paying the ransom by a target.

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In the majority of the situations, Win64/Filecoder.MountLocker.B virus will advise its targets to start funds transfer for the objective of counteracting the modifications that the Trojan infection has presented to the target’s device.

Win64/Filecoder.MountLocker.B Summary

These modifications can be as complies with:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the target’s hard disk drive — so the target can no more make use of the information;
  • Preventing normal access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


The most normal channels through which Win64/Filecoder.MountLocker.B Ransomware Trojans are infused are:

  • By means of phishing emails;
  • As a repercussion of customer ending up on a resource that organizes a harmful software;

As quickly as the Trojan is successfully injected, it will certainly either cipher the information on the victim’s PC or avoid the gadget from operating in an appropriate way – while likewise putting a ransom money note that discusses the requirement for the targets to effect the repayment for the function of decrypting the files or bring back the data system back to the initial problem. In the majority of instances, the ransom money note will turn up when the customer restarts the COMPUTER after the system has actually currently been damaged.

Win64/Filecoder.MountLocker.B circulation channels.

In numerous edges of the world, Win64/Filecoder.MountLocker.B grows by leaps and bounds. Nonetheless, the ransom notes as well as tricks of obtaining the ransom quantity may vary depending upon particular regional (local) setups. The ransom notes and tricks of obtaining the ransom money amount might differ depending on particular local (regional) settings.

Ransomware injection

As an example:

    Faulty alerts concerning unlicensed software.

    In certain locations, the Trojans usually wrongfully report having actually found some unlicensed applications enabled on the sufferer’s device. The alert then demands the individual to pay the ransom money.

    Faulty declarations about prohibited content.

    In countries where software piracy is less popular, this approach is not as effective for the cyber frauds. Alternatively, the Win64/Filecoder.MountLocker.B popup alert may falsely claim to be deriving from a police organization as well as will report having situated child porn or various other illegal information on the tool.

    Win64/Filecoder.MountLocker.B popup alert might wrongly claim to be obtaining from a regulation enforcement institution and also will report having located youngster pornography or various other prohibited data on the gadget. The alert will similarly consist of a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 1EEC7ABB
md5: f06c2aaa9ef9d3699d0e47558ce25560
name: F06C2AAA9EF9D3699D0E47558CE25560.mlw
sha1: cc906f6443691b9985d65b870dcf6f0af9ae052c
sha256: 7fe1686f4afb9907f880a5e77bf30bc00fae71980f57ca70b60b7b1716456a2f
sha512: 2ecf3c56225165bda666d82d7ead391bac675dcff230731b9a7e95d96f606762c38a2737f4e2532ed9889ba3c581ba5318fbeec1a1828a8baee04bc7023c37d9
ssdeep: 3072:zpb/AfN9IFha6LgzT0A3pck0FJN+xUzJm20vpwflxyFgckQF5:zpDsIFhtg/Ikgv5m/pwtxc0S
type: PE32+ executable (DLL) (GUI) x86-64, for MS Windows

Version Info:

LegalCopyright: License: MPL 2
FileVersion: 87.0
CompanyName: Mozilla Foundation
BuildID: 20210318103112
LegalTrademarks: Mozilla
ProductName: Firefox
ProductVersion: 87.0
OriginalFilename: AccessibleMarshal.dll
Translation: 0x0000 0x04b0

Win64/Filecoder.MountLocker.B also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
CAT-QuickHeal Trojanransom.Encoder
ALYac Trojan.Ransom.MountLocker
Cylance Unsafe
Sangfor Ransom.Win32.Encoder.mfm
CrowdStrike win/malicious_confidence_60% (W)
Alibaba Trojan:Win64/MountLocker.296eff12
K7GW Trojan ( 0056f98a1 )
K7AntiVirus Trojan ( 0056f98a1 )
Cyren W64/Trojan.IYCS-7500
Symantec Trojan.Gen.MBT
ESET-NOD32 Win64/Filecoder.MountLocker.B
Avast Win64:Trojan-gen
Kaspersky Trojan-Ransom.Win32.Encoder.mfm
BitDefender Trojan.GenericKD.46256300
MicroWorld-eScan Trojan.GenericKD.46256300
Ad-Aware Trojan.GenericKD.46256300
Sophos Mal/Generic-S
TrendMicro Ransom_Encoder.R002C0WEA21
Emsisoft Trojan.GenericKD.46256300 (B)
Avira TR/FileCoder.pzisw
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Tiggre!rfn
AegisLab Trojan.Win32.Encoder.j!c
GData Trojan.GenericKD.46256300
AhnLab-V3 Trojan/Win.Generic.C4469830
McAfee Artemis!F06C2AAA9EF9
MAX malware (ai score=87)
VBA32 TrojanRansom.Encoder
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_Encoder.R002C0WEA21
Rising Ransom.Encoder!8.FFD4 (CLOUD)
Yandex Trojan.Encoder!FgmZ8VRMQXI
Ikarus Trojan-Ransom.MountLocker
Fortinet W32/Encoder.MFM!tr
AVG Win64:Trojan-gen

How to remove Win64/Filecoder.MountLocker.B 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.

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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 Win64/Filecoder.MountLocker.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 Win64/Filecoder.MountLocker.B you can always ask me in the comments for getting help.

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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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