Win32/GenKryptik.EVHJ

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/GenKryptik.EVHJ infection?

In this article you will certainly discover about the interpretation of Win32/GenKryptik.EVHJ and also its negative influence on your computer system. Such ransomware are a kind of malware that is specified by on-line frauds to demand paying the ransom by a sufferer.

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In the majority of the situations, Win32/GenKryptik.EVHJ virus will advise its sufferers to launch funds move for the objective of counteracting the amendments that the Trojan infection has actually presented to the target’s device.

Win32/GenKryptik.EVHJ Summary

These alterations can be as adheres to:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Mimics the system’s user agent string for its own requests;
  • Expresses interest in specific running processes;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents located on the victim’s disk drive — so the target can no longer use the information;
  • Preventing regular access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Win32/GenKryptik.EVHJ

One of the most common networks whereby Win32/GenKryptik.EVHJ Ransomware are injected are:

  • By means of phishing e-mails;
  • As a repercussion of individual ending up on a resource that hosts a malicious software program;

As soon as the Trojan is successfully injected, it will either cipher the information on the sufferer’s PC or prevent the device from working in an appropriate way – while also putting a ransom note that points out the need for the sufferers to effect the settlement for the objective of decrypting the documents or restoring the data system back to the initial condition. In the majority of circumstances, the ransom money note will certainly turn up when the customer restarts the PC after the system has actually currently been harmed.

Win32/GenKryptik.EVHJ distribution channels.

In different edges of the world, Win32/GenKryptik.EVHJ grows by jumps and bounds. Nevertheless, the ransom money notes and also techniques of obtaining the ransom money quantity might differ depending on particular neighborhood (regional) settings. The ransom notes and also techniques of extorting the ransom quantity might vary depending on particular local (regional) setups.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software program.

    In specific areas, the Trojans typically wrongfully report having found some unlicensed applications allowed on the sufferer’s device. The alert then demands the customer to pay the ransom money.

    Faulty statements regarding illegal web content.

    In countries where software application piracy is much less popular, this technique is not as reliable for the cyber scams. Alternatively, the Win32/GenKryptik.EVHJ popup alert may falsely claim to be originating from a law enforcement organization and also will report having located youngster pornography or various other unlawful data on the gadget.

    Win32/GenKryptik.EVHJ popup alert might falsely declare to be deriving from a legislation enforcement organization and will certainly report having located kid pornography or various other prohibited data on the gadget. The alert will likewise have a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 060BC334
md5: c4792dc8288c87c50ad9a57958d60d10
name: upload_file
sha1: b91fabf50cc8d35516a2b243a6a9982c1bb4003f
sha256: fe23594ab900415fc35e6f54b4e0dc63d2805631506fbdce678a2972e9061464
sha512: 16032572f2a4edd87d44214f8d6d446960b8787ea6019bada7edcf858802868ecc7f183a6c0b7cb0d61c62c0761af62dba0a039147629dd6c0842ab616f5b038
ssdeep: 6144:QsSJbFSCX4knkc+8c11BJ5AH4gpyjrwKMMbvB42Iplc5nJZ+b1vXI6hpA:QsqfkcXC1Bji8ZMMacJJAvXIs2
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/GenKryptik.EVHJ also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Agent.EYHF
FireEye Generic.mg.c4792dc8288c87c5
McAfee Emotet-FSF!C4792DC8288C
Cylance Unsafe
BitDefender Trojan.Agent.EYHF
Cybereason malicious.50cc8d
BitDefenderTheta Gen:NN.ZexaF.34590.wyW@a8EhN@ke
Symantec ML.Attribute.HighConfidence
APEX Malicious
Ad-Aware Trojan.Agent.EYHF
DrWeb Trojan.Emotet.1046
Emsisoft Trojan.Emotet (A)
Ikarus Trojan-Banker.Emotet
Microsoft Trojan:Win32/Wacatac.C!ml
Gridinsoft Ransom.Win32.Wacatac.oa!s1
GData Trojan.Agent.EYHF
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Wacatac.R354447
VBA32 BScope.Malware-Cryptor.Emotet
MAX malware (ai score=83)
ESET-NOD32 a variant of Win32/GenKryptik.EVHJ
Rising [email protected] (RDML:plOKwLRuVp8p2uLLihdB9A)
SentinelOne DFI – Suspicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Emotet.1041!tr

How to remove Win32/GenKryptik.EVHJ ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32/GenKryptik.EVHJ files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Win32/GenKryptik.EVHJ you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

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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