What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Win32/GenKryptik.FXSG detection name usually means that your system is in big danger. This malware can correctly be named as ransomware – sort of malware which ciphers your files and asks you to pay for their decryption. Deleteing it requires some specific steps that must be done as soon as possible.
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Win32/GenKryptik.FXSG detection is a malware detection you can spectate in your system. It generally appears after the preliminary activities on your computer – opening the dubious e-mail messages, clicking the advertisement in the Web or mounting the program from dubious resources. From the instance it appears, you have a short time to take action until it starts its harmful action. And be sure – it is much better not to await these destructive actions.

What is Win32/GenKryptik.FXSG virus?

Win32/GenKryptik.FXSG is ransomware-type malware. It searches for the files on your disk, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your documents inaccessible, this virus also does a lot of harm to your system. It modifies the networking settings in order to stop you from reading the removal tutorials or downloading the anti-malware program. Sometimes, Win32/GenKryptik.FXSG can also stop the setup of anti-malware programs.

Win32/GenKryptik.FXSG Summary

In summary, Win32/GenKryptik.FXSG ransomware activities in the infected system are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Behavioural detection: Executable code extraction – unpacking;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Checks adapter addresses which can be used to detect virtual network interfaces;
  • A process attempted to delay the analysis task.;
  • Dynamic (imported) function loading detected;
  • Performs HTTP requests potentially not found in PCAP.;
  • HTTPS urls from behavior.;
  • A process created a hidden window;
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Kannada;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Behavioural detection: Injection (Process Hollowing);
  • Executed a process and injected code into it, probably while unpacking;
  • Behavioural detection: Injection (inter-process);
  • Behavioural detection: Transacted Hollowing;
  • Created a process from a suspicious location;
  • Collects and encrypts information about the computer likely to send to C2 server;
  • Installs itself for autorun at Windows startup;
  • STOP ransomware registry artifacts detected;
  • CAPE detected the STOP malware family;
  • Attempts to modify proxy settings;
  • Creates a known STOP ransomware variant mutex;
  • STOP ransomware command line behavior detected;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents located on the target’s disk — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-virus apps
  • Blocking the launching of installation files of anti-virus apps

Ransomware has actually been a major problem for the last 4 years. It is difficult to realize a more hazardous malware for both individuals and organizations. The algorithms utilized in Win32/GenKryptik.FXSG (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy already exists, and possibly will exist. However, that malware does not do all these terrible things instantly – it can take up to a few hours to cipher all of your documents. Hence, seeing the Win32/GenKryptik.FXSG detection is a clear signal that you must start the elimination process.

Where did I get the Win32/GenKryptik.FXSG?

Ordinary ways of Win32/GenKryptik.FXSG injection are typical 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 e-mails and hacktools. Bait e-mails are a relatively new strategy in malware distribution – you receive the e-mail that mimics some standard notifications about deliveries or bank service conditions updates. Within the email, there is a malicious 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.

Preventing it looks quite easy, but still demands a lot of recognition. Malware can hide in various places, and it is much better to stop it even before it gets into your system than to rely on an anti-malware program. Basic cybersecurity awareness is just an important item in the modern-day world, even if your interaction with a PC stays on YouTube videos. That may save you a great deal of money and time which you would spend while searching for a fix guide.

Win32/GenKryptik.FXSG malware technical details

File Info:

name: 29E34AAD8D0FDEEE31F0.mlw
path: /opt/CAPEv2/storage/binaries/91c5dcd482168420e70df174304b7fa4e25c05cbde289d8cba08cb59f634957d
crc32: 7ED8905B
md5: 29e34aad8d0fdeee31f0705d70325722
sha1: c2b73490b0feb94007f9f1e2413d7374659927b1
sha256: 91c5dcd482168420e70df174304b7fa4e25c05cbde289d8cba08cb59f634957d
sha512: 0c6366a65d5497413759fa9db3ef9fd6e9700ccd86250a3bb1a786c2ff6ce2857f95a1f9c369cea541ff538a6e875b0322b195bf0dd893af514dcde5f5397bb6
ssdeep: 12288:mDRcXlxVXiRWrQ+evLaLI7xumPLaRNrDzTlxFqXtnvg6ew+tpDdkBQHuhWD3V:mDqXlxVSgktvWLwxugaRdDzavZew+tp7
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F8F4121272D0C535F0775F74A0A1C6E56ABB78529A35AA87FBD4A72F0E703C01DA5313
sha3_384: 96856a8609957581245295a08d0f4bcf206f78e7b0ad540aae73a98f59c4994df0428209b798e09a1cacf524448fe433
ep_bytes: e89b530000e989feffffc70184134000
timestamp: 2021-12-20 16:07:46

Version Info:

Copyrighz: Copyright (C) 2022, pozkarte

Win32/GenKryptik.FXSG also known as:

Elasticmalicious (high confidence)
CynetMalicious (score: 100)
CrowdStrikewin/malicious_confidence_100% (W)
K7GWTrojan ( 005649fd1 )
K7AntiVirusTrojan ( 005649fd1 )
ESET-NOD32a variant of Win32/GenKryptik.FXSG
AvastPWSX-gen [Trj]
SophosML/PE-A + Mal/Agent-AWV
RisingTrojan.Generic@AI.100 (RDML:PYLS3RHKr1ZjkXWMPHCgeA)
SentinelOneStatic AI – Malicious PE
AVGPWSX-gen [Trj]

How to remove Win32/GenKryptik.FXSG?

Win32/GenKryptik.FXSG malware is incredibly difficult to delete by hand. It puts its data in several locations throughout the disk, and can recover itself from one of the elements. In addition, countless changes in the windows registry, networking setups and Group Policies are quite hard to locate and revert to the original. It is much better to make use of a special app – exactly, an anti-malware app. GridinSoft Anti-Malware will fit the best for malware elimination reasons.

Why GridinSoft Anti-Malware? It is very light-weight and has its databases updated just about every hour. In addition, it does not have such bugs and exploits as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware suitable for taking out 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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