Written by Robert Bailey

What is MSIL/Filecoder.BZ infection?

In this article you will locate about the definition of MSIL/Filecoder.BZ and also its adverse influence on your computer. Such ransomware are a form of malware that is elaborated by on-line fraudulences to demand paying the ransom money by a target.

GridinSoft Anti-Malware Review

It is better to prevent, than repair and repent!

When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
GridinSoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | GridinSoft

In the majority of the cases, MSIL/Filecoder.BZ ransomware will instruct its sufferers to start funds transfer for the objective of counteracting the modifications that the Trojan infection has presented to the victim’s tool.

MSIL/Filecoder.BZ Summary

These modifications can be as follows:

  • Executable code extraction;
  • Creates RWX memory;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • A process created a hidden window;
  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Installs itself for autorun at Windows startup;
  • Network activity detected but not expressed in API logs;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the records situated on the victim’s disk drive — so the sufferer can no longer make use of the data;
  • Preventing regular accessibility to the victim’s workstation;

Related domains: Generic.Ransom.Unlock92.2C0F4AA2 Generic.Ransom.Unlock92.2C0F4AA2


The most regular channels whereby MSIL/Filecoder.BZ are infused are:

  • By ways of phishing emails;
  • As a consequence of customer winding up on a resource that hosts a harmful software application;

As quickly as the Trojan is successfully injected, it will certainly either cipher the information on the target’s computer or protect against the tool from functioning in a proper fashion – while likewise positioning a ransom note that states the demand for the victims to effect the settlement for the function of decrypting the papers or bring back the file system back to the initial problem. In the majority of circumstances, the ransom note will come up when the customer restarts the PC after the system has actually already been damaged.

MSIL/Filecoder.BZ circulation networks.

In various edges of the globe, MSIL/Filecoder.BZ grows by jumps and bounds. However, the ransom notes and also methods of obtaining the ransom money quantity may vary relying on particular regional (regional) setups. The ransom notes and also tricks of obtaining the ransom money quantity might vary depending on specific local (local) settings.

Ransomware injection

For instance:

    Faulty notifies about unlicensed software.

    In particular areas, the Trojans frequently wrongfully report having spotted some unlicensed applications made it possible for on the sufferer’s gadget. The sharp after that demands the customer to pay the ransom.

    Faulty statements regarding illegal material.

    In countries where software piracy is much less preferred, this technique is not as effective for the cyber fraudulences. Alternatively, the MSIL/Filecoder.BZ popup alert may incorrectly assert to be stemming from a police institution and will report having situated youngster pornography or other unlawful information on the device.

    MSIL/Filecoder.BZ popup alert might falsely assert to be deriving from a legislation enforcement institution and will report having located child pornography or various other illegal information on the device. The alert will in a similar way have a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: 74D679F6
md5: 74a8704ce90a851acb7aded7785fb314
name: 74A8704CE90A851ACB7ADED7785FB314.mlw
sha1: f84ee0c2704ba35c167514b3c5e38e3b8c26750a
sha256: d2181c93a1c72cfa67351233c5370299506fbcfad2d37b21cb917ee963d56e4f
sha512: 47fc4854f1b5bf0ca4aa78fe59187229ed609f7382f8a3decba5a6fdb2cb9d015902481fd9d9a1737d044983999d8dab85c3df08588143a0297f8303d2682689
ssdeep: 768:vDM5ybhWrmj/NMqNzEc9E6LBZJVCANITA/hT0tlyQQqeBrwoIWbVazRDh:v45ybJnEDSB9hqA5T0axVwofbV
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

0: [No Data]

MSIL/Filecoder.BZ also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 004f5d3d1 )
Lionic Trojan.MSIL.Geograph.j!c
DrWeb Trojan.Encoder.5204
ALYac Generic.Ransom.Unlock92.2C0F4AA2
Cylance Unsafe
Zillya Trojan.Filecoder.Win32.8469
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (D)
Alibaba Ransom:MSIL/Geograph.acfe022f
K7GW Trojan ( 004f5d3d1 )
Cybereason malicious.ce90a8
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Filecoder.BZ
APEX Malicious
Avast Win32:Malware-gen
BitDefender Generic.Ransom.Unlock92.2C0F4AA2
NANO-Antivirus Trojan.Win32.Ransom.egkwgo
MicroWorld-eScan Generic.Ransom.Unlock92.2C0F4AA2
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Generic.Ransom.Unlock92.2C0F4AA2
Sophos Mal/Generic-S
Comodo Malware@#j9sx7kdrlx0f
BitDefenderTheta Gen:NN.ZemsilF.34142.euW@aSSmNvdk
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition Generic.afz
FireEye Generic.Ransom.Unlock92.2C0F4AA2
Emsisoft Generic.Ransom.Unlock92.2C0F4AA2 (B)
Microsoft Trojan:Win32/Dynamer!ac
Arcabit Generic.Ransom.Unlock92.2C0F4AA2
GData Generic.Ransom.Unlock92.2C0F4AA2
McAfee Generic.afz
MAX malware (ai score=82)
Panda Trj/GdSda.A
Yandex Trojan.GenAsa!DuFYSmPRJbM
Ikarus Trojan.MSIL.Filecoder
Fortinet MSIL/Filecoder.BZ!tr
AVG Win32:Malware-gen

How to remove MSIL/Filecoder.BZ 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

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 MSIL/Filecoder.BZ 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

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

User Review
0 (0 votes)
Comments Rating 0 (0 reviews)


  1. GridinSoft Anti-Malware Review from HowToFix site:
  2. More information about GridinSoft products:

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

Leave a Reply


This site uses Akismet to reduce spam. Learn how your comment data is processed.