Written by Robert Bailey

What is MSIL/Filecoder.CG infection?

In this short article you will certainly discover concerning the definition of MSIL/Filecoder.CG and also its unfavorable influence on your computer. Such ransomware are a kind of malware that is clarified by on the internet scams to require paying the ransom by a victim.

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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.
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Most of the situations, MSIL/Filecoder.CG virus will advise its victims to start funds move for the purpose of reducing the effects of the modifications that the Trojan infection has actually presented to the victim’s tool.

MSIL/Filecoder.CG Summary

These modifications can be as adheres to:

  • Executable code extraction;
  • Creates RWX memory;
  • Reads data out of its own binary image;
  • Exhibits possible ransomware file modification behavior;
  • Network activity detected but not expressed in API logs;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Appends a known DummyLocker ransomware file extension to files that have been encrypted;
  • Ciphering the files situated on the victim’s hard disk — so the sufferer can no more use the data;
  • Preventing regular accessibility to the sufferer’s workstation;

Related domains: Win.Ransomware.Crypren-18 Win.Ransomware.Crypren-18


The most typical networks through which MSIL/Filecoder.CG Ransomware Trojans are infused are:

  • By methods of phishing e-mails;
  • As an effect of customer winding up on a source that hosts a harmful software;

As quickly as the Trojan is efficiently infused, it will either cipher the data on the target’s PC or protect against the gadget from functioning in a proper manner – while likewise positioning a ransom note that mentions the need for the targets to impact the repayment for the purpose of decrypting the papers or restoring the data system back to the initial condition. In the majority of instances, the ransom money note will show up when the customer reboots the COMPUTER after the system has actually currently been harmed.

MSIL/Filecoder.CG circulation channels.

In various edges of the world, MSIL/Filecoder.CG expands by jumps and bounds. Nevertheless, the ransom money notes and also methods of obtaining the ransom money amount might differ depending on particular local (regional) setups. The ransom money notes and methods of extorting the ransom quantity might vary depending on certain local (regional) setups.

Ransomware injection

For example:

    Faulty notifies about unlicensed software.

    In specific locations, the Trojans typically wrongfully report having discovered some unlicensed applications enabled on the sufferer’s device. The alert after that demands the customer to pay the ransom.

    Faulty statements regarding prohibited web content.

    In countries where software program piracy is much less prominent, this method is not as efficient for the cyber scams. Conversely, the MSIL/Filecoder.CG popup alert might wrongly claim to be deriving from a law enforcement establishment and will certainly report having situated youngster porn or other prohibited data on the tool.

    MSIL/Filecoder.CG popup alert may incorrectly declare to be acquiring from a regulation enforcement organization and will certainly report having situated youngster pornography or various other unlawful information on the device. The alert will in a similar way consist of a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: C3D181F6
md5: 2bbd41b23a82eb81b92fab08d7617346
name: 2BBD41B23A82EB81B92FAB08D7617346.mlw
sha1: 83f0536dc43cded01efed815af99f513584efbed
sha256: 9b691a6b165eae14ca50a09d12cea336f973498f78177aa7d6b617b8dc456af5
sha512: f7b5c065b32e6fddcd2f09931e3416d730b473827ca3578b8c7ad663cf1dcac6edd1a91c83b761008b9d02d4dc74e89d02eef2b142d38b1a041bcc7b50cdddc1
ssdeep: 3072:NeHxInfRv5CraEcEicUb+74NG4Md6zkHdmWH8cS1Ru:NJfRBL
type: PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2005-2016 Piriform Ltd
Assembly Version:
InternalName: DummyEncrypter.exe
Comments: CCleaner
ProductName: CCleaner
FileDescription: CCleaner
OriginalFilename: DummyEncrypter.exe

MSIL/Filecoder.CG also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 004fbfac1 )
Lionic Trojan.Win32.Crypren.j!c
DrWeb Trojan.Encoder.6696
ClamAV Win.Ransomware.Crypren-18
McAfee Artemis!2BBD41B23A82
Cylance Unsafe
Zillya Trojan.Crypren.Win32.355
Sangfor Suspicious.Win32.Save.a
Alibaba Ransom:MSIL/Crypren.7055399d
K7GW Trojan ( 004fbfac1 )
Cybereason malicious.23a82e
Symantec Downloader
ESET-NOD32 a variant of MSIL/Filecoder.CG
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Crypren.acxs
BitDefender Gen:Variant.MSILPerseus.48050
NANO-Antivirus Trojan.Win32.Crypren.ehypxl
MicroWorld-eScan Gen:Variant.MSILPerseus.48050
Tencent Win32.Trojan.Crypren.Hugj
Ad-Aware Gen:Variant.MSILPerseus.48050
Sophos Mal/Generic-S
Comodo Malware@#144o38fbl0p0w
BitDefenderTheta Gen:NN.ZemsilF.34142.gm0@auf3L@l
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition Artemis!Trojan
FireEye Gen:Variant.MSILPerseus.48050
Emsisoft Gen:Variant.MSILPerseus.48050 (B)
Antiy-AVL Trojan/Generic.ASMalwS.1BE2EDA
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Dynamer!ac
Arcabit Trojan.MSILPerseus.DBBB2
GData Gen:Variant.MSILPerseus.48050
VBA32 Hoax.Crypren
MAX malware (ai score=86)
Panda Trj/GdSda.A
Yandex Trojan.Crypren!6ZkFstkcynM
Ikarus Trojan.MSIL.Filecoder
MaxSecure Trojan.Malware.74500223.susgen
Fortinet W32/Crypren.ACXS!tr
AVG Win32:Malware-gen

How to remove MSIL/Filecoder.CG 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.CG 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.CG you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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About the author

Robert Bailey

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

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