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

What is Ransom:Win32/FileCrypter.MB!MTB infection?

In this post you will certainly discover regarding the definition of Ransom:Win32/FileCrypter.MB!MTB as well as its unfavorable effect on your computer. Such ransomware are a type of malware that is clarified by on the internet fraudulences to demand paying the ransom money by a target.

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Most of the instances, Ransom:Win32/FileCrypter.MB!MTB virus will advise its victims to start funds move for the function of counteracting the modifications that the Trojan infection has presented to the target’s device.

Ransom:Win32/FileCrypter.MB!MTB Summary

These adjustments can be as follows:

  • A named pipe was used for inter-process communication;
  • A process created a hidden window;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Arabic (Oman);
  • Looks up the external IP address;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Modifies boot configuration settings;
  • Installs itself for autorun at Windows startup.

    There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Exhibits possible ransomware file modification behavior;
  • Likely virus infection of existing system binary;
  • Generates some ICMP traffic;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents found on the sufferer’s hard disk — so the victim can no longer use the data;
  • Preventing routine accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
api.ipify.org Gen:Heur.Ransom.Imps.1


The most regular channels whereby Ransom:Win32/FileCrypter.MB!MTB Trojans are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of user ending up on a source that organizes a destructive software application;

As quickly as the Trojan is successfully infused, it will either cipher the information on the target’s computer or prevent the gadget from operating in a proper fashion – while also putting a ransom money note that discusses the need for the targets to effect the repayment for the function of decrypting the documents or restoring the file system back to the first condition. In most instances, the ransom money note will certainly turn up when the customer restarts the COMPUTER after the system has currently been damaged.

Ransom:Win32/FileCrypter.MB!MTB distribution channels.

In various edges of the world, Ransom:Win32/FileCrypter.MB!MTB expands by jumps and also bounds. Nevertheless, the ransom notes and tricks of obtaining the ransom money amount might vary depending upon certain neighborhood (regional) settings. The ransom money notes and also techniques of extorting the ransom amount may vary depending on specific neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty notifies regarding unlicensed software application.

    In certain locations, the Trojans commonly wrongfully report having actually spotted some unlicensed applications made it possible for on the victim’s tool. The alert after that demands the user to pay the ransom money.

    Faulty declarations concerning unlawful material.

    In nations where software piracy is less preferred, this approach is not as effective for the cyber fraudulences. Conversely, the Ransom:Win32/FileCrypter.MB!MTB popup alert might falsely assert to be originating from a police organization and also will certainly report having located child porn or various other prohibited data on the gadget.

    Ransom:Win32/FileCrypter.MB!MTB popup alert may falsely assert to be deriving from a legislation enforcement institution and also will report having located child pornography or various other illegal information on the device. The alert will likewise contain a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: E62883A2
md5: 3265b2b0afc6d2ad0bdd55af8edb9b37
name: upload_file
sha1: 24272beb676d956ec8a65b95a2615c9075fa9869
sha256: a188e147ba147455ce5e3a6eb8ac1a46bdd58588de7af53d4ad542c6986491f4
sha512: 28f99da799b43a5fd060b5cab411911b54ceeb51e612ec6213c2b8003ee6de29bc46683ba04507c0e8a92e9fbec4be5cecbc8918618db9c15f231a5be806cb94
ssdeep: 12288:JF+dRkCGjzKd5Ik6ZDEyyq8Me0KzYB3IvClBTn:JF+deC2+d5AZLde0KcBU4BT
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/FileCrypter.MB!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Heur.Ransom.Imps.1
CAT-QuickHeal Trojan.Wacatac
ALYac Trojan.Ransom.Filecoder
Cylance Unsafe
Zillya Trojan.DelShad.Win32.758
AegisLab Trojan.Win32.Imps.4!c
Sangfor Malware
CrowdStrike win/malicious_confidence_90% (W)
BitDefender Gen:Heur.Ransom.Imps.1
K7GW Trojan ( 0056735e1 )
K7AntiVirus Trojan ( 0056735e1 )
Invincea Generic PUA CE (PUA)
Cyren W32/Ransom.DNFY-4552
Symantec Trojan Horse
ESET-NOD32 a variant of Win32/Filecoder.OCE
APEX Malicious
Paloalto generic.ml
Kaspersky not-a-virus:NetTool.Win32.TorTool.cta
Alibaba Ransom:Win32/FileCrypter.ec177bd3
ViRobot Trojan.Win32.S.Ransom.494592
Tencent Win32.Trojan.Filecoder.Lhwv
Ad-Aware Gen:Heur.Ransom.Imps.1
Emsisoft Gen:Heur.Ransom.Imps.1 (B)
Comodo Malware@#2t3owk6fh0ui8
F-Secure Trojan.TR/AD.RegretRansom.hgyuq
DrWeb Trojan.DownLoader35.8955
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom.Win32.REGRETLOCKER.A
McAfee-GW-Edition BehavesLike.Win32.Generic.gh
MaxSecure Trojan.Malware.74279478.susgen
FireEye Generic.mg.3265b2b0afc6d2ad
Sophos Generic PUA CE (PUA)
SentinelOne Static AI – Malicious PE
GData Gen:Heur.Ransom.Imps.1
Webroot W32.Gen.BT
Avira TR/AD.RegretRansom.hgyuq
MAX malware (ai score=100)
Antiy-AVL RiskWare[NetTool]/Win32.TorTool
Gridinsoft Ransom.Win32.Wacatac.oa
Arcabit Trojan.Ransom.Imps.1
ZoneAlarm HEUR:Trojan.Win32.DelShad.gen
Microsoft Ransom:Win32/FileCrypter.MB!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.RegretLocker.R354840
McAfee RDN/Generic.dx
TACHYON Ransom/W32.RegretLocker.494592
Malwarebytes Ransom.Regret
Panda Trj/CI.A
TrendMicro-HouseCall Ransom.Win32.REGRETLOCKER.A
Rising [email protected] (RDML:xEqgS1Yi8p0u/FUoCrOIwQ)
Yandex Trojan.DL.Agent!IR3AGPlJWAQ
Ikarus Trojan-Ransom.RegretLocker
eGambit Unsafe.AI_Score_99%
Fortinet Riskware/TorTool
BitDefenderTheta Gen:NN.ZexaF.34590.EuW@aefih6jG
AVG Win32:Malware-gen
Cybereason malicious.0afc6d
Avast Win32:Malware-gen
Qihoo-360 Generic/HEUR/QVM41.2.DB6A.Malware.Gen

How to remove Ransom:Win32/FileCrypter.MB!MTB 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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:Win32/FileCrypter.MB!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:Win32/FileCrypter.MB!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/comparison

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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