What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Ransom:Win32/FileCryptor.MAK!MTB malware detection means that your computer is in big danger. This computer virus can correctly be named as ransomware – type of malware which encrypts your files and asks you to pay for their decryption. Stopping it requires some peculiar steps that must be taken as soon as possible.
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Ransom:Win32/FileCryptor.MAK!MTB detection is a malware detection you can spectate in your system. It often appears after the provoking procedures on your computer – opening the suspicious email, clicking the advertisement in the Web or mounting the program from untrustworthy sources. From the instance it shows up, you have a short time to do something about it until it starts its malicious activity. And be sure – it is better not to wait for these malicious things.

What is Ransom:Win32/FileCryptor.MAK!MTB virus?

Ransom:Win32/FileCryptor.MAK!MTB is ransomware-type malware. It searches for the documents on your disk drive, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this malware additionally does a lot of damage to your system. It modifies the networking settings in order to stop you from reading the elimination guidelines or downloading the anti-malware program. In rare cases, Ransom:Win32/FileCryptor.MAK!MTB can also stop the launching of anti-malware programs.

Ransom:Win32/FileCryptor.MAK!MTB Summary

In summary, Ransom:Win32/FileCryptor.MAK!MTB virus actions in the infected PC are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • Dynamic (imported) function loading detected;
  • CAPE extracted potentially suspicious content;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Queries information on disks, possibly for anti-virtualization;
  • Ciphering the documents kept on the victim’s drive — so the victim cannot open these documents;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-malware apps

Ransomware has been a headache for the last 4 years. It is difficult to imagine a more hazardous malware for both individuals and companies. The algorithms used in Ransom:Win32/FileCryptor.MAK!MTB (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have more time than our galaxy already exists, and possibly will exist. But that virus does not do all these bad things immediately – it can take up to several hours to cipher all of your documents. Thus, seeing the Ransom:Win32/FileCryptor.MAK!MTB detection is a clear signal that you need to start the removal process.

Where did I get the Ransom:Win32/FileCryptor.MAK!MTB?

Routine tactics of Ransom:Win32/FileCryptor.MAK!MTB spreading are basic for all other ransomware examples. Those are one-day landing websites where victims are offered to download and install the free software, so-called bait emails and hacktools. Bait e-mails are a quite new method in malware spreading – you receive the e-mail that imitates some regular notifications about shippings or bank service conditions shifts. Within the email, there is a malicious MS Office file, or a link which leads to the exploit landing site.

Malicious email spam

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

Avoiding it looks quite easy, but still requires a lot of recognition. Malware can hide in different spots, and it is far better to prevent it even before it invades your computer than to rely upon an anti-malware program. Essential cybersecurity awareness is just an essential thing in the modern world, even if your interaction with a PC stays on YouTube videos. That may save you a lot of time and money which you would spend while seeking a fix guide.

Ransom:Win32/FileCryptor.MAK!MTB malware technical details

File Info:

name: C321B2F3EC119AB8E33C.mlw
path: /opt/CAPEv2/storage/binaries/e72db54eea9cacd5aeb58929c6f0937a3d9fb00e5754c1381b16523c51114cf1
crc32: FE1BEAB2
md5: c321b2f3ec119ab8e33ccf2cc5c9b5da
sha1: 38b4de677e451ed1cf1e78f6bec49a29332248cd
sha256: e72db54eea9cacd5aeb58929c6f0937a3d9fb00e5754c1381b16523c51114cf1
sha512: 8017f9cb3180ce99542cf32db89e378a2d3666518012d808c56d01c74343d94687cb7e2beb89c5d09af10dc9c99e4772e0e5445858811d3fe3dd004875ff9309
ssdeep: 1536:tFtxVPsZvOyYRBcMnFsyTMaFYvLadQpfwsjYRS:BxCnqxFFTpqLUTRS
type: PE32 executable (console) Intel 80386, for MS Windows
tlsh: T1BD43012E7F35133AC5D00F76189FA41BCAA0DB2492A3ABF6C78F039E7116085A756747
sha3_384: 1254f8b72cc65baa79859e30dc951bac55baf93c79a069fde61874a73ca9e98e468098e83b690afefab8c887fc6fa763
ep_bytes: 6a00e889ffffff33c0c2040000000000
timestamp: 2021-09-04 18:00:27

Version Info:

0: [No Data]

Ransom:Win32/FileCryptor.MAK!MTB also known as:

Elasticmalicious (high confidence)
K7AntiVirusTrojan ( 0058ac911 )
K7GWTrojan ( 0058ac911 )
ESET-NOD32a variant of Win32/Filecoder.OJD
SentinelOneStatic AI – Malicious PE
EmsisoftGen:Variant.Barys.247623 (B)
CynetMalicious (score: 100)
RisingRansom.Cryptor!8.10A9 (CLOUD)
MAXmalware (ai score=87)
CrowdStrikewin/malicious_confidence_90% (W)

How to remove Ransom:Win32/FileCryptor.MAK!MTB?

Ransom:Win32/FileCryptor.MAK!MTB malware is incredibly difficult to remove by hand. It puts its files in multiple places throughout the disk, and can recover itself from one of the elements. Additionally, a number of changes in the registry, networking configurations and also Group Policies are pretty hard to discover and return to the original. It is much better to utilize a special app – exactly, an anti-malware tool. GridinSoft Anti-Malware will definitely fit the most ideal for malware removal objectives.

Why GridinSoft Anti-Malware? It is very light-weight and has its databases updated almost every hour. Moreover, it does not have such problems and vulnerabilities as Microsoft Defender does. The combination of these aspects makes GridinSoft Anti-Malware ideal for eliminating malware of any type.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
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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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