Written by Robert Bailey

What is Ransom:MSIL/FileCryptor.AB!MTB infection?

In this short article you will discover concerning the interpretation of Ransom:MSIL/FileCryptor.AB!MTB and also its unfavorable impact on your computer. Such ransomware are a form of malware that is clarified by online scams to demand paying the ransom money by a victim.

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Most of the situations, Ransom:MSIL/FileCryptor.AB!MTB ransomware will advise its victims to start funds move for the function of counteracting the amendments that the Trojan infection has introduced to the target’s device.

Ransom:MSIL/FileCryptor.AB!MTB Summary

These modifications can be as complies with:

  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Ciphering the papers located on the target’s hard drive — so the target can no more use the information;
  • Preventing routine access to the sufferer’s workstation;


The most typical networks where Ransom:MSIL/FileCryptor.AB!MTB are infused are:

  • By ways of phishing emails;
  • As a consequence of individual winding up on a resource that holds a destructive software application;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the sufferer’s computer or protect against the tool from operating in a correct fashion – while likewise putting a ransom note that mentions the demand for the targets to impact the payment for the function of decrypting the records or bring back the documents system back to the initial condition. In the majority of circumstances, the ransom money note will certainly turn up when the customer reboots the COMPUTER after the system has actually currently been harmed.

Ransom:MSIL/FileCryptor.AB!MTB distribution channels.

In numerous corners of the world, Ransom:MSIL/FileCryptor.AB!MTB expands by leaps and bounds. Nonetheless, the ransom notes and tricks of obtaining the ransom quantity may differ relying on particular local (regional) setups. The ransom money notes as well as methods of extorting the ransom quantity may vary depending on certain neighborhood (local) settings.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software application.

    In specific areas, the Trojans usually wrongfully report having detected some unlicensed applications allowed on the sufferer’s device. The sharp then requires the customer to pay the ransom money.

    Faulty statements about prohibited web content.

    In countries where software piracy is less popular, this technique is not as efficient for the cyber fraudulences. Conversely, the Ransom:MSIL/FileCryptor.AB!MTB popup alert might falsely claim to be originating from a police institution and will certainly report having situated kid pornography or other illegal data on the tool.

    Ransom:MSIL/FileCryptor.AB!MTB popup alert may incorrectly declare to be deriving from a law enforcement institution as well as will certainly report having situated child pornography or other illegal information on the tool. The alert will likewise have a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 99C330F8
md5: afac724f4cb24dda9d19fa2f260051d5
name: AFAC724F4CB24DDA9D19FA2F260051D5.mlw
sha1: 6d7140bab1f77a3b22b562810de44e2b0c018916
sha256: 46523cd15dd6a9e31fed8af4df2634691e0259b7db317bfee816829b8b23b820
sha512: 8e4024a0c3bf5441fe0b67de0cc7d5d9a3d64ebd3618e8f5c1d586e5746f02349c6a89e3bc898f9daf9b5872018fc474d6d38b5df62fe52ed215430d4a2e6821
ssdeep: 1536:/YJy/KtS07QjUho9JdZ582WBcociAlnxtSXhL2222222ZZZZZZZooooooo+XXXX:Qo/IS0EEo9JdZ5rSvnAlnxtSDjqY
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2020
Assembly Version:
InternalName: Rasomware2.0.exe
ProductName: Rasomware2.0
FileDescription: Rasomware2.0
OriginalFilename: Rasomware2.0.exe

Ransom:MSIL/FileCryptor.AB!MTB also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Gen:Variant.MSILHeracles.813
McAfee GenericRXMR-RG!AFAC724F4CB2
BitDefender Gen:Variant.MSILHeracles.813
Arcabit Trojan.MSILHeracles.813
APEX Malicious
Kaspersky HEUR:Trojan-Ransom.MSIL.Encoder.gen
Ad-Aware Gen:Variant.MSILHeracles.813
DrWeb Trojan.Encoder.32644
McAfee-GW-Edition GenericRXMR-RG!AFAC724F4CB2
FireEye Gen:Variant.MSILHeracles.813
Emsisoft Trojan.FileCoder (A)
SentinelOne Static AI – Malicious PE
MAX malware (ai score=84)
Gridinsoft Ransom.Win32.Filecoder.sd!ni
Microsoft Ransom:MSIL/FileCryptor.AB!MTB
ZoneAlarm HEUR:Trojan-Ransom.MSIL.Encoder.gen
GData Gen:Variant.MSILHeracles.813
ALYac Gen:Variant.MSILHeracles.813
Malwarebytes Ransom.FileCryptor
ESET-NOD32 a variant of MSIL/Filecoder.ACE
Ikarus Trojan-Ransom.FileCrypter
Fortinet MSIL/Filecoder.ACE!tr.ransom
BitDefenderTheta Gen:NN.ZemsilF.34688.pm0@auOoMzi
AVG Win32:TrojanX-gen [Trj]
Avast Win32:TrojanX-gen [Trj]
CrowdStrike win/malicious_confidence_60% (D)

How to remove Ransom:MSIL/FileCryptor.AB!MTB 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

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 Ransom:MSIL/FileCryptor.AB!MTB 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 Ransom:MSIL/FileCryptor.AB!MTB you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

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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