What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Trojan:Win32/CryptInject.DK!MTB detection name means that your system is in big danger. This malware can correctly be identified as ransomware – virus which ciphers your files and forces you to pay for their decryption. Removing it requires some unusual steps that must be taken as soon as possible.
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Trojan:Win32/CryptInject.DK!MTB detection is a virus detection you can spectate in your computer. It generally shows up after the preliminary activities on your PC – opening the dubious email messages, clicking the advertisement in the Internet or installing the program from dubious sources. From the second it appears, you have a short time to take action until it starts its harmful activity. And be sure – it is better not to wait for these harmful things.

What is Trojan:Win32/CryptInject.DK!MTB virus?

Trojan:Win32/CryptInject.DK!MTB is ransomware-type malware. It searches for the documents on your disk, ciphers it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files inaccessible, this virus additionally does a ton of damage to your system. It changes the networking settings in order to stop you from checking out the elimination manuals or downloading the anti-malware program. In rare cases, Trojan:Win32/CryptInject.DK!MTB can also prevent the setup of anti-malware programs.

Trojan:Win32/CryptInject.DK!MTB Summary

In summary, Trojan:Win32/CryptInject.DK!MTB virus activities in the infected computer are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • CAPE extracted potentially suspicious content;
  • Executed a very long command line or script command which may be indicative of chained commands or obfuscation;
  • Drops a binary and executes it;
  • Unconventionial language used in binary resources: Portuguese (Brazilian);
  • Authenticode signature is invalid;
  • Uses Windows utilities for basic functionality;
  • Appears to use command line obfuscation;
  • A script or command line contains a long continuous string indicative of obfuscation;
  • Creates a copy of itself;
  • Uses suspicious command line tools or Windows utilities;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Ciphering the files located on the target’s drive — so the victim cannot open these files;
  • Blocking the launching of .exe files of anti-virus apps
  • Blocking the launching of installation files of security tools

Ransomware has been a headache for the last 4 years. It is challenging to picture a more dangerous malware for both individuals and businesses. The algorithms used in Trojan:Win32/CryptInject.DK!MTB (generally, 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 already exists, and possibly will exist. However, that malware does not do all these horrible things without delay – it can take up to a few hours to cipher all of your documents. Hence, seeing the Trojan:Win32/CryptInject.DK!MTB detection is a clear signal that you have to begin the clearing process.

Where did I get the Trojan:Win32/CryptInject.DK!MTB?

Standard methods of Trojan:Win32/CryptInject.DK!MTB spreading are typical for all other ransomware variants. Those are one-day landing sites where victims are offered to download and install the free program, so-called bait e-mails and hacktools. Bait emails are a relatively modern strategy in malware distribution – you get the e-mail that simulates some regular notifications about shippings or bank service conditions shifts. Inside of the email, there is a corrupted 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 uncomplicated, however, still needs a lot of awareness. Malware can hide in different spots, and it is far better to stop it even before it gets into your PC than to rely upon an anti-malware program. Standard cybersecurity awareness is just an important item in the modern world, even if your relationship with a PC stays on YouTube videos. That may keep you a lot of time and money which you would certainly spend while seeking a solution.

Trojan:Win32/CryptInject.DK!MTB malware technical details

File Info:

name: 5526AB1E3536053F53A9.mlw
path: /opt/CAPEv2/storage/binaries/3d0721a5c07f80801dda22f297bfa86de198d9f00c555d40bbc6e9e5628c224d
crc32: 880C955C
md5: 5526ab1e3536053f53a9b7de63ccfe25
sha1: 548f629a3f177a2b06ea63adcf6ddaa81fb56595
sha256: 3d0721a5c07f80801dda22f297bfa86de198d9f00c555d40bbc6e9e5628c224d
sha512: d148b974ab27e043f0cb153242fc84290dc3ddd571c0ed82e4ded9cc4b98c732a764ba48892fd2167976cb20d21d55c2b4d0f3e902430aa74c285172cf256211
ssdeep: 24576:7ObebZf/i00raeQxWYCO+M69BuKrr2aAwTukaCD4:UeVL+4WLO+M69BuoS+D
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1EC251220B2D0C072D08605369065DBFA1EBB3C736665498FABD01FBB5F65796DA2330E
sha3_384: 1107375ad9802a3c8227353b1c5649f9121ee45625ae1b9e18e6d26b1fcc9f2133459b102b7e1cc59279b680baf8d6d3
ep_bytes: e8185b0000e978feffff8bff558bec81
timestamp: 2017-11-27 19:27:09

Version Info:

0: [No Data]

Trojan:Win32/CryptInject.DK!MTB also known as:

Bkav W32.AIDetectNet.01
Lionic Trojan.Win32.Chapak.4!c
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Stop.P5
McAfee Ransom-GCrab!5526AB1E3536
VIPRE Trojan.Brsecmon.1
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:Win32/Starter.ali2000005
K7GW Trojan ( 0054c9461 )
K7AntiVirus Trojan ( 0054c9461 )
Cyren W32/Kryptik.FJR.gen!Eldorado
Symantec ML.Attribute.HighConfidence
tehtris Generic.Malware
ESET-NOD32 a variant of Win32/Kryptik.GSJA
APEX Malicious
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Brsecmon.1
NANO-Antivirus Trojan.Win32.Chapak.fpmkib
MicroWorld-eScan Trojan.Brsecmon.1
Avast Win32:PWSX-gen [Trj]
Tencent Win32.Trojan.Generic.Qgil
Emsisoft Trojan.Brsecmon.1 (B)
F-Secure Heuristic.HEUR/AGEN.1223935
Zillya Trojan.Chapak.Win32.78666
TrendMicro Trojan.Win32.SODINOK.SM.hp
McAfee-GW-Edition Ransom-GCrab!5526AB1E3536
Sophos Mal/Generic-S
Ikarus Trojan.Win32.Crypt
Avira HEUR/AGEN.1223935
Antiy-AVL Trojan/Win32.Chapak
Microsoft Trojan:Win32/CryptInject.DK!MTB
Arcabit Trojan.Brsecmon.1
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Brsecmon.1
Google Detected
AhnLab-V3 Malware/Win32.RL_Generic.R266564
Acronis suspicious
VBA32 BScope.Trojan.Fuerboos
ALYac Trojan.Brsecmon.1
Malwarebytes Crypt.Trojan.Malicious.DDS
TrendMicro-HouseCall Trojan.Win32.SODINOK.SM.hp
Rising [email protected] (RDML:yGNDYjRTsMZE47SKqSMHcg)
SentinelOne Static AI – Suspicious PE
MaxSecure Ransomeware.CRAB.gen
Fortinet W32/GenKryptik.DFXY!tr
BitDefenderTheta Gen:NN.ZexaF.36308.@uW@aWQRvbLP
AVG Win32:PWSX-gen [Trj]
Cybereason malicious.e35360
Panda Trj/GdSda.A

How to remove Trojan:Win32/CryptInject.DK!MTB?

Trojan:Win32/CryptInject.DK!MTB malware is incredibly difficult to delete by hand. It puts its data in a variety of locations throughout the disk, and can restore itself from one of the parts. Moreover, a number of alterations in the windows registry, networking configurations and also Group Policies are really hard to identify and revert to the initial. It is much better to use a special program – exactly, an anti-malware program. GridinSoft Anti-Malware will fit the best for malware removal reasons.

Why GridinSoft Anti-Malware? It is pretty light-weight and has its databases updated just about every hour. Additionally, it does not have such bugs and weakness as Microsoft Defender does. The combination of these aspects makes GridinSoft Anti-Malware perfect for clearing away 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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