Trojan:MSIL/Formbook.MK!MTB Virus Removal

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

Spectating the Trojan:MSIL/Formbook.MK!MTB detection name means that your PC is in big danger. This computer virus can correctly be identified as ransomware – type of malware which encrypts your files and forces you to pay for their decryption. Stopping it requires some peculiar steps that must be taken as soon as possible.

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Trojan:MSIL/Formbook.MK!MTB detection is a malware detection you can spectate in your computer. It generally appears after the provoking activities on your PC – opening the untrustworthy email messages, clicking the advertisement in the Internet or mounting the program from suspicious sources. From the moment it shows up, you have a short time to do something about it before it begins its malicious action. And be sure – it is much better not to await these harmful effects.

What is Trojan:MSIL/Formbook.MK!MTB virus?

Trojan:MSIL/Formbook.MK!MTB is ransomware-type malware. It looks for the files on your disk drives, ciphers it, and then asks you to pay the ransom for getting the decryption key. Besides making your files inaccessible, this virus additionally does a ton of damage to your system. It changes the networking setups in order to stop you from reading the removal manuals or downloading the anti-malware program. In rare cases, Trojan:MSIL/Formbook.MK!MTB can also stop the setup of anti-malware programs.

Trojan:MSIL/Formbook.MK!MTB Summary

In total, Trojan:MSIL/Formbook.MK!MTB virus actions in the infected PC are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • CAPE extracted potentially suspicious content;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Mimics icon used for popular non-executable file format;
  • Encrypting the documents located on the victim’s disk drive — so the victim cannot check these files;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of security tools

Ransomware has actually been a headache for the last 4 years. It is difficult to imagine a more harmful virus for both individual users and companies. The algorithms utilized in Trojan:MSIL/Formbook.MK!MTB (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have a lot more time than our galaxy already exists, and possibly will exist. However, that malware does not do all these horrible things instantly – it can take up to several hours to cipher all of your documents. Therefore, seeing the Trojan:MSIL/Formbook.MK!MTB detection is a clear signal that you need to start the elimination procedure.

Where did I get the Trojan:MSIL/Formbook.MK!MTB?

Common methods of Trojan:MSIL/Formbook.MK!MTB spreading are standard for all other ransomware examples. Those are one-day landing web pages where users are offered to download and install the free program, so-called bait emails and hacktools. Bait emails are a relatively modern strategy in malware distribution – you receive the e-mail that imitates some standard notifications about deliveries or bank service conditions modifications. Inside of the e-mail, there is an infected MS Office file, or a link which leads to the exploit landing page.

Malicious email spam

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

Avoiding it looks quite easy, however, still demands tons of recognition. Malware can hide in different places, and it is much better to prevent it even before it goes into your PC than to rely upon an anti-malware program. Standard cybersecurity knowledge is just an essential item in the modern-day world, even if your relationship with a PC stays on YouTube videos. That can save you a great deal of time and money which you would spend while seeking a solution.

Trojan:MSIL/Formbook.MK!MTB malware technical details

File Info:

name: D355B5CBC96E3839AE43.mlw
path: /opt/CAPEv2/storage/binaries/27441aad8c0e8f1bc1006882afe2f340a1874e8579779c8fb566cf6b73846715
crc32: 9CAEC0DC
md5: d355b5cbc96e3839ae43b5545f4a5764
sha1: da623ea026796175dbc9cc2c6b042dac1967815a
sha256: 27441aad8c0e8f1bc1006882afe2f340a1874e8579779c8fb566cf6b73846715
sha512: ca1c51a7b3bd8c4a3b89421baacd61e4dcff1818c4aae83aab0f478ada455cbb920c67a00e56bd344834748d25b08449a07ade7a2a3c63b7abb0965178d1851d
ssdeep: 12288:nHvXCd+Pco8NRXYUpxQZGasTYYljM2yDiSukIQnSob68pr0jZ8cVYtmmdZaYu:nPXY+H+Qw942yeSuiS2j0jZ5eDHd
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1EAD42291264EDF4AD8EE0AB5446D702113F5AD2AC851E38B5E49B9B33CF37809073E5B
sha3_384: 9046a1f379ea60839d0de30e4b2869550e945d72aa766656ef2c4dde3336e4ac4a4bb07894d76026db22bfd67405e74e
ep_bytes: ff250020400000000000000000000000
timestamp: 2020-08-25 00:41:29

Version Info:

Translation: 0x0000 0x04b0
Comments:
CompanyName:
FileDescription: ChessAnalyser.Satellite
FileVersion: 1.0.0.0
InternalName: Wmb.exe
LegalCopyright: Copyright © 2015
LegalTrademarks:
OriginalFilename: Wmb.exe
ProductName: ChessAnalyser.Satellite
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

Trojan:MSIL/Formbook.MK!MTB also known as:

BkavW32.AIDetectMalware.CS
LionicTrojan.MSIL.Agensla.i!c
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.Ransom.Loki.QR
FireEyeGeneric.mg.d355b5cbc96e3839
CAT-QuickHealTrojan.YakbeexMSIL.ZZ4
SkyhighBehavesLike.Win32.Generic.jc
McAfeeFareit-FYV!D355B5CBC96E
Cylanceunsafe
ZillyaTrojan.GenKryptik.Win32.55362
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 0056d4361 )
AlibabaTrojanPSW:MSIL/Formbook.6d9a4f6c
K7GWTrojan ( 0056d4361 )
CrowdStrikewin/malicious_confidence_100% (W)
VirITTrojan.Win32.MSIL_Heur.A
SymantecTrojan.Formbook
ESET-NOD32a variant of MSIL/Kryptik.XMH
CynetMalicious (score: 100)
APEXMalicious
KasperskyHEUR:Trojan-PSW.MSIL.Agensla.gen
BitDefenderTrojan.Ransom.Loki.QR
NANO-AntivirusTrojan.Win32.Agensla.hthrdm
AvastWin32:MalwareX-gen [Trj]
TencentMsil.Trojan-QQPass.QQRob.Jtgl
SophosMal/Generic-S
F-SecureHeuristic.HEUR/AGEN.1306097
DrWebTrojan.PWS.Siggen2.53941
VIPRETrojan.Ransom.Loki.QR
Trapminesuspicious.low.ml.score
EmsisoftTrojan.Ransom.Loki.QR (B)
IkarusTrojan.Inject
VaristW32/Faker.F.gen!Eldorado
AviraHEUR/AGEN.1306097
Antiy-AVLTrojan[PSW]/MSIL.Agensla
MicrosoftTrojan:MSIL/Formbook.MK!MTB
ArcabitTrojan.Ransom.Loki.QR
ZoneAlarmHEUR:Trojan-PSW.MSIL.Agensla.gen
GDataTrojan.Ransom.Loki.QR
GoogleDetected
AhnLab-V3Trojan/Win32.Kryptik.R349157
ALYacTrojan.Ransom.Loki.QR
MAXmalware (ai score=86)
MalwarebytesCrypt.Trojan.MSIL.DDS
PandaTrj/GdSda.A
RisingMalware.Obfus/MSIL@AI.100 (RDM.MSIL2:LZrWxxmkKFVf4ZOZBl8gqA)
YandexTrojan.AvsArher.bSK66A
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.300983.susgen
FortinetMSIL/GenKryptik.ERDU!tr
AVGWin32:MalwareX-gen [Trj]
Cybereasonmalicious.026796
DeepInstinctMALICIOUS

How to remove Trojan:MSIL/Formbook.MK!MTB?

Trojan:MSIL/Formbook.MK!MTB malware is very hard to eliminate manually. It places its documents in a variety of places throughout the disk, and can recover itself from one of the parts. Additionally, a number of changes in the registry, networking setups and also Group Policies are pretty hard to locate and change to the original. It is far better to use a special tool – exactly, an anti-malware tool. GridinSoft Anti-Malware will definitely fit the most ideal for malware removal goals.

Remove Trojan:MSIL/Formbook.MK!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 Trojan:MSIL/Formbook.MK!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.

setup-gridinsoft-fix.exe

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 Trojan:MSIL/Formbook.MK!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 Trojan:MSIL/Formbook.MK!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 Trojan:MSIL/Formbook.MK!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 “Trojan:MSIL/Formbook.MK!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 Trojan:MSIL/Formbook.MK!MTB Virus

Step 4: Remove Found Threats:

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

Searching Trojan:MSIL/Formbook.MK!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 Trojan:MSIL/Formbook.MK!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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