Ransom:Win32/Filecoder.DLK!MTB Virus Removal

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

Seeing the Ransom:Win32/Filecoder.DLK!MTB detection name usually means that your PC is in big danger. This computer virus can correctly be identified as ransomware – virus which encrypts your files and asks you to pay for their decryption. Deleteing it requires some peculiar steps that must be done as soon as possible.

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Ransom:Win32/Filecoder.DLK!MTB detection is a malware detection you can spectate in your system. It generally shows up after the provoking actions on your computer – opening the untrustworthy email messages, clicking the advertisement in the Web or mounting the program from unreliable resources. From the second it shows up, you have a short time to act until it starts its harmful activity. And be sure – it is much better not to await these malicious things.

What is Ransom:Win32/Filecoder.DLK!MTB virus?

Ransom:Win32/Filecoder.DLK!MTB is ransomware-type malware. It searches for the files on your disk, encrypts it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this malware additionally does a ton of harm to your system. It alters the networking settings in order to stop you from looking for the removal tutorials or downloading the anti-malware program. In some cases, Ransom:Win32/Filecoder.DLK!MTB can even stop the launching of anti-malware programs.

Ransom:Win32/Filecoder.DLK!MTB Summary

Summarizingly, Ransom:Win32/Filecoder.DLK!MTB ransomware activities in the infected computer are next:

  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Anomalous .NET characteristics;
  • Binary file triggered multiple YARA rules;
  • Encrypting the documents kept on the victim’s drive — so the victim cannot open these documents;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of anti-malware programs

Ransomware has been a horror story for the last 4 years. It is difficult to imagine a more harmful malware for both individual users and companies. The algorithms utilized in Ransom:Win32/Filecoder.DLK!MTB (typically, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy actually exists, and possibly will exist. But that malware does not do all these unpleasant things without delay – it can require up to several hours to cipher all of your documents. Thus, seeing the Ransom:Win32/Filecoder.DLK!MTB detection is a clear signal that you have to start the clearing process.

Where did I get the Ransom:Win32/Filecoder.DLK!MTB?

General methods of Ransom:Win32/Filecoder.DLK!MTB injection are usual for all other ransomware examples. Those are one-day landing web pages where victims are offered to download the free software, so-called bait emails and hacktools. Bait emails are a quite new method in malware distribution – you receive the e-mail that mimics some regular notifications about shipments or bank service conditions changes. Inside of the email, there is an infected MS Office file, or a web link which opens the exploit landing site.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Avoiding it looks fairly simple, however, still needs tons of recognition. Malware can hide in various spots, and it is much better to stop it even before it gets into your system than to rely on an anti-malware program. Essential cybersecurity knowledge is just an essential thing in the modern world, even if your interaction with a computer remains on YouTube videos. That can save you a great deal of money and time which you would certainly spend while seeking a fixing guide.

Ransom:Win32/Filecoder.DLK!MTB malware technical details

File Info:

name: 93B141996A4EA07A2FFE.mlw
path: /opt/CAPEv2/storage/binaries/54ed5f812b1f672099e394d33a9c1b73980965a1976972c86bf8a970eff6ec7f
crc32: 38AB07C0
md5: 93b141996a4ea07a2ffead8ee51f1500
sha1: fd3ca6ad5e8310f64e910a0cd52c039693a177bf
sha256: 54ed5f812b1f672099e394d33a9c1b73980965a1976972c86bf8a970eff6ec7f
sha512: a529f6f53357c5d956792c3a9e04289ea7149c1aec249fc028fb911d0f1bfcef0f6a6ac6fe701a8bd4ae638478397d02921e238a257074311e164bcc4321a2cf
ssdeep: 24576:oua8DJSShz305vgNF7/cOCPHPSVs4Eq+QTNX+cfQdS+2MMPishd/Ws5qh03fcaiY:ou+i0aNvoHqs4L95X+cfx/HGCZfji
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1D9A5F1107690C137D1FE0A7466B1B2304BBCE5212726E7DF5FC829BA5E693C02A75A73
sha3_384: 74aa2c1faad53b0de05af27d17a44929d48de9d4a429272d2a4349f3fffc1f9c2c9ab0e5b6836a26500b2a4c62406c8c
ep_bytes: ff250020400000000000000000000000
timestamp: 2018-04-14 03:04:48

Version Info:

Translation: 0x0000 0x04b0
FileDescription: Builder
InternalName: Builder.exe
LegalCopyright: Copyright © 2016
OriginalFilename: Builder.exe
ProductName: Builder
Assembly Version:

Ransom:Win32/Filecoder.DLK!MTB also known as:

Elasticmalicious (high confidence)
K7AntiVirusTrojan ( 00502c261 )
K7GWTrojan ( 00502c261 )
CrowdStrikewin/malicious_confidence_100% (W)
ESET-NOD32a variant of Win32/Kryptik.HLTA
EmsisoftGen:Heur.Ransom.REntS.Gen.1 (B)
MAXmalware (ai score=88)
RisingRansom.GlobeImposter!1.A538 (CLASSIC)

How to remove Ransom:Win32/Filecoder.DLK!MTB?

Ransom:Win32/Filecoder.DLK!MTB malware is very difficult to remove by hand. It stores its data in several places throughout the disk, and can get back itself from one of the parts. In addition, a number of changes in the windows registry, networking configurations and also Group Policies are fairly hard to discover and change to the initial. It is better to utilize a specific app – exactly, an anti-malware app. GridinSoft Anti-Malware will fit the most ideal for virus removal purposes.

Remove Ransom:Win32/Filecoder.DLK!MTB with Gridinsoft Anti-Malware

We have also been using this software on our systems ever since, and it has always been successful in detecting viruses. It has blocked the most common Trojans as shown from our tests with the software, and we assure you that it can remove Ransom:Win32/Filecoder.DLK!MTB as well as other malware hiding on your computer.

Gridinsoft Anti-Malware - Main Screen

To use Gridinsoft for remove malicious threats, follow the steps below:

1. Begin by downloading Gridinsoft Anti-Malware, accessible via the blue button below or directly from the official website gridinsoft.com.

2.Once the Gridinsoft setup file (setup-gridinsoft-fix.exe) is downloaded, execute it by clicking on the file.


3.Follow the installation setup wizard's instructions diligently.

Gridinsoft Setup Wizard

4. Access the "Scan Tab" on the application's start screen and launch a comprehensive "Full Scan" to examine your entire computer. This inclusive scan encompasses the memory, startup items, the registry, services, drivers, and all files, ensuring that it detects malware hidden in all possible locations.

Scan for Ransom:Win32/Filecoder.DLK!MTB Trojans

Be patient, as the scan duration depends on the number of files and your computer's hardware capabilities. Use this time to relax or attend to other tasks.

5. Upon completion, Anti-Malware will present a detailed report containing all the detected malicious items and threats on your PC.

The Ransom:Win32/Filecoder.DLK!MTB was Found

6. Select all the identified items from the report and confidently click the "Clean Now" button. This action will safely remove the malicious files from your computer, transferring them to the secure quarantine zone of the anti-malware program to prevent any further harmful actions.

The Ransom:Win32/Filecoder.DLK!MTB has been removed

8. If prompted, restart your computer to finalize the full system scan procedure. This step is crucial to ensure thorough removal of any remaining threats. After the restart, Gridinsoft Anti-Malware will open and display a message confirming the completion of the scan.

Remember Gridinsoft offers a 6-day free trial. This means you can take advantage of the trial period at no cost to experience the full benefits of the software and prevent any future malware infections on your system. Embrace this opportunity to fortify your computer's security without any financial commitment.

Trojan Killer for “Ransom:Win32/Filecoder.DLK!MTB” removal on locked PC

In situations where it becomes impossible to download antivirus applications directly onto the infected computer due to malware blocking access to websites, an alternative solution is to utilize the Trojan Killer application.

Trojan Killer - Main View

There is a really little number of security tools that are able to be set up on the USB drives, and antiviruses that can do so in most cases require to obtain quite an expensive license. For this instance, I can recommend you to use another solution of GridinSoft - Trojan Killer Portable. It has a 14-days cost-free trial mode that offers the entire features of the paid version. This term will definitely be 100% enough to wipe malware out.

Trojan Killer is a valuable tool in your cybersecurity arsenal, helping you to effectively remove malware from infected computers. Now, we will walk you through the process of using Trojan Killer from a USB flash drive to scan and remove malware on an infected PC. Remember, always obtain permission to scan and remove malware from a computer that you do not own.

Step 1: Download & Install Trojan Killer on a Clean Computer:

1. Go to the official GridinSoft website (gridinsoft.com) and download Trojan Killer to a computer that is not infected.

Download Trojan Killer

2. Insert a USB flash drive into this computer.

3. Install Trojan Killer to the "removable drive" following the on-screen instructions.

Install Trojan Killer to Removable Drive

4. Once the installation is complete, launch Trojan Killer.

Step 2: Update Signature Databases:

5. After launching Trojan Killer, ensure that your computer is connected to the Internet.

6. Click "Update" icon to download the latest signature databases, which will ensure the tool can detect the most recent threats.

Click Update Button

Step 3: Scan the Infected PC:

7. Safely eject the USB flash drive from the clean computer.

8. Boot the infected computer to the Safe Mode.

9. Insert the USB flash drive.

10. Run tk.exe

11. Once the program is open, click on "Full Scan" to begin the malware scanning process.

Searching Ransom:Win32/Filecoder.DLK!MTB Virus

Step 4: Remove Found Threats:

12. After the scan is complete, Trojan Killer will display a list of detected threats.

Searching Ransom:Win32/Filecoder.DLK!MTB Finished

13. Click on "Cure PC!" to remove the identified malware from the infected PC.

14. Follow any additional on-screen prompts to complete the removal process.

Restart needed

Step 5: Restart Your Computer:

15. Once the threats are removed, click on "Restart PC" to reboot your computer.

16. Remove the USB flash drive from the infected computer.

Congratulations on effectively removing Ransom:Win32/Filecoder.DLK!MTB and the concealed threats from your computer! You can now have peace of mind, knowing that they won't resurface again. Thanks to Gridinsoft's capabilities and commitment to cybersecurity, your system is now protected.

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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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