Win32:Kryptik-OEU [Trj]

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Win32:Kryptik-OEU [Trj] detection name usually means that your computer is in big danger. This computer virus can correctly be named as ransomware – virus which ciphers your files and asks you to pay for their decryption. Stopping it requires some specific steps that must be done as soon as possible.
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Win32:Kryptik-OEU [Trj] detection is a malware detection you can spectate in your computer. It generally shows up after the provoking actions on your computer – opening the untrustworthy e-mail, clicking the advertisement in the Web or setting up the program from unreliable resources. From the moment it appears, you have a short time to take action until it begins its destructive activity. And be sure – it is much better not to wait for these destructive things.

What is Win32:Kryptik-OEU [Trj] virus?

Win32:Kryptik-OEU [Trj] is ransomware-type malware. It looks for the documents on your disk drives, encrypts it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your documents inaccessible, this malware also does a ton of harm to your system. It changes the networking setups in order to stop you from checking out the removal manuals or downloading the antivirus. Sometimes, Win32:Kryptik-OEU [Trj] can even stop the setup of anti-malware programs.

Win32:Kryptik-OEU [Trj] Summary

Summarizingly, Win32:Kryptik-OEU [Trj] malware activities in the infected system are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Sample contains Overlay data;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Reads data out of its own binary image;
  • CAPE extracted potentially suspicious content;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Anomalous binary characteristics;
  • Ciphering the files located on the victim’s disk drives — so the victim cannot open these files;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of anti-virus programs

Ransomware has actually been a headache for the last 4 years. It is hard to picture a more hazardous virus for both individual users and companies. The algorithms utilized in Win32:Kryptik-OEU [Trj] (typically, 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 actually exists, and possibly will exist. But that virus does not do all these bad things instantly – it may take up to several hours to cipher all of your files. Therefore, seeing the Win32:Kryptik-OEU [Trj] detection is a clear signal that you need to begin the clearing procedure.

Where did I get the Win32:Kryptik-OEU [Trj]?

Typical methods of Win32:Kryptik-OEU [Trj] distribution are typical for all other ransomware examples. Those are one-day landing sites where users are offered to download the free program, so-called bait emails and hacktools. Bait e-mails are a relatively modern strategy in malware distribution – you receive the email that imitates some regular notifications about deliveries or bank service conditions changes. Inside of the email, there is a malicious 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 quite uncomplicated, but still requires a lot of focus. Malware can hide in various places, and it is much better to stop it even before it goes into your system than to depend on an anti-malware program. Essential cybersecurity knowledge is just an essential thing in the modern-day world, even if your interaction with a computer stays on YouTube videos. That may save you a great deal of time and money which you would certainly spend while seeking a fix guide.

Win32:Kryptik-OEU [Trj] malware technical details

File Info:

name: 5A7540DA516B304EE40A.mlw
path: /opt/CAPEv2/storage/binaries/23bea098fc21406e53f01070b5c8a6567992eaea15b37687ec3f3f04240b030c
crc32: 9176E741
md5: 5a7540da516b304ee40a280f32e41a6c
sha1: 0a2be8ba61e658933110c8503197ce486442c38d
sha256: 23bea098fc21406e53f01070b5c8a6567992eaea15b37687ec3f3f04240b030c
sha512: 89d051c855f8fe8f4259197c88b2d91bfe224f870bf1c42b6ddbd92d3dc86873226b9d7b04dbac870016c5a3304c3394e566cb7e010d097a06824040fde76459
ssdeep: 6144:L0Utun90CMgVvcLGxOk/Xs5KpeNHYzZYBZIx:L0UGt0LGxxc5t1Y1YBCx
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T14D2412A5E712406FE673957A02A45F162CB097350F197F0E515070DBACE3AE2CBE6A23
sha3_384: 5240264bd541c1c77939c8ca3d359bc14d68050199114b4a64e228f628ad24cb9a3769f6ad29ada7063804561b02e52e
ep_bytes: 558bec81eca8010000b8d80000008945
timestamp: 2012-06-10 04:17:57

Version Info:

0: [No Data]

Win32:Kryptik-OEU [Trj] also known as:

K7AntiVirusTrojan ( 0040f8b21 )
K7GWTrojan ( 0040f8b21 )
Elasticmalicious (high confidence)
AvastWin32:Kryptik-OEU [Trj]
EmsisoftGen:Heur.Ransom.Cerber.2 (B)
SentinelOneStatic AI – Malicious PE
CynetMalicious (score: 100)
MAXmalware (ai score=84)
RisingTrojan.Generic@AI.94 (RDML:mCGDODLSv9vJgVJvVGa8vg)
AVGWin32:Kryptik-OEU [Trj]
PandaGeneric Malware
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Win32:Kryptik-OEU [Trj]?

Win32:Kryptik-OEU [Trj] malware is incredibly difficult to remove by hand. It places its data in numerous places throughout the disk, and can get back itself from one of the elements. Furthermore, various alterations in the windows registry, networking setups and also Group Policies are fairly hard to find and revert to the original. It is far better to utilize a specific program – exactly, an anti-malware app. GridinSoft Anti-Malware will fit the most ideal for malware elimination objectives.

Why GridinSoft Anti-Malware? It is pretty lightweight and has its databases updated nearly every hour. Furthermore, it does not have such problems and exposures as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware ideal for clearing away 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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