What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Ransom:Win32/AvosLocker.MBK!MTB malware detection usually means that your PC is in big danger. This computer virus can correctly be identified as ransomware – sort of malware which encrypts your files and forces you to pay for their decryption. Deleteing it requires some specific steps that must be taken as soon as possible.
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Ransom:Win32/AvosLocker.MBK!MTB detection is a malware detection you can spectate in your computer. It generally appears after the provoking actions on your computer – opening the dubious email, clicking the banner in the Web or setting up the program from untrustworthy sources. From the second it shows up, you have a short time to take action before it begins its malicious activity. And be sure – it is much better not to wait for these destructive actions.

What is Ransom:Win32/AvosLocker.MBK!MTB virus?

Ransom:Win32/AvosLocker.MBK!MTB is ransomware-type malware. It looks for the documents on your disk, ciphers 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 lot of damage to your system. It alters the networking settings in order to prevent you from reading the removal manuals or downloading the anti-malware program. In rare cases, Ransom:Win32/AvosLocker.MBK!MTB can even prevent the setup of anti-malware programs.

Ransom:Win32/AvosLocker.MBK!MTB Summary

In summary, Ransom:Win32/AvosLocker.MBK!MTB virus activities in the infected computer are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Possible date expiration check, exits too soon after checking local time;
  • Dynamic (imported) function loading detected;
  • Enumerates running processes;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Authenticode signature is invalid;
  • A scripting utility was executed;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete or modify volume shadow copies;
  • Writes a potential ransom message to disk;
  • Modifies boot configuration settings;
  • Uses suspicious command line tools or Windows utilities;
  • Encrypting the files kept on the victim’s disk — so the victim cannot check these documents;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of security tools

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

Where did I get the Ransom:Win32/AvosLocker.MBK!MTB?

Typical methods of Ransom:Win32/AvosLocker.MBK!MTB spreading are basic for all other ransomware examples. Those are one-day landing web pages where users are offered to download the free software, so-called bait e-mails and hacktools. Bait e-mails are a pretty modern tactic in malware spreading – you get the email that imitates some regular notifications about shippings or bank service conditions modifications. Within the email, there is a corrupted MS Office file, or a 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 easy, however, still requires tons of awareness. Malware can hide in various places, and it is much better to prevent it even before it invades your computer than to rely upon an anti-malware program. General cybersecurity knowledge is just an important thing in the modern-day world, even if your interaction with a computer remains on YouTube videos. That can keep you a great deal of money and time which you would spend while trying to find a fix guide.

Ransom:Win32/AvosLocker.MBK!MTB malware technical details

File Info:

name: 78136A1B026D397CE0E1.mlw
path: /opt/CAPEv2/storage/binaries/1ee20380453e5135081066bcdfa8dbc89ffb631312374719036f97e5146262e4
crc32: A453647B
md5: 78136a1b026d397ce0e1c386da39b0d9
sha1: 65c2b3246c6470e823f3f92f557cfc44f360740e
sha256: 1ee20380453e5135081066bcdfa8dbc89ffb631312374719036f97e5146262e4
sha512: 497fe8a3843b1a9dcb743fa07b97439f45194b8a394fb6c549a834d0dfaf36c7e47593107e984c84711a58461e8a703c5fab0db25f38e87c3ef667dba761945a
ssdeep: 6144:ZEx0dIFx2EJX619pFyB5pTFhkKByp2KDiFyJ4PjV8x+jVG+OQHDXjFC/cVW:Z81FYWc6vkIyp2KDLJUq2V3T7jY0c
type: PE32 executable (console) Intel 80386, for MS Windows
tlsh: T1D55423EF11C06325E1461FFFA87C350100BBBDF409A263EF019AEF986F457A96AA1517
sha3_384: 7d452a9fca23ee0a5bede4585dace92f2c69f6b200f5309678f79dc67d4e943eba75323767dc614addbd291382ccdb8b
ep_bytes: 60be00e048008dbe0030f7ffc7873852
timestamp: 2021-11-06 03:19:15

Version Info:

0: [No Data]

Ransom:Win32/AvosLocker.MBK!MTB also known as:

Elasticmalicious (moderate confidence)
CrowdStrikewin/malicious_confidence_100% (W)
K7GWTrojan ( 0058241e1 )
K7AntiVirusTrojan ( 0058241e1 )
ESET-NOD32a variant of Win32/Filecoder.AvosLocker.A
EmsisoftDeepScan:Generic.Ransom.AmnesiaE.806DF178 (B)
SophosMal/Generic-S + Troj/Ransom-GOG
CynetMalicious (score: 100)
MAXmalware (ai score=82)
RisingRansom.AvosLocker!8.12EE0 (CLOUD)
SentinelOneStatic AI – Malicious PE

How to remove Ransom:Win32/AvosLocker.MBK!MTB?

Ransom:Win32/AvosLocker.MBK!MTB malware is incredibly hard to remove by hand. It stores its files in a variety of places throughout the disk, and can restore itself from one of the parts. Additionally, a number of modifications in the registry, networking configurations and also Group Policies are really hard to identify and revert to the original. It is better to make use of a special app – exactly, an anti-malware tool. GridinSoft Anti-Malware will definitely fit the most ideal for malware removal purposes.

Why GridinSoft Anti-Malware? It is pretty light-weight and has its databases updated practically every hour. In addition, it does not have such problems and vulnerabilities as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware perfect for getting rid of malware of any form.

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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