Win32/Kryptik.GZGN

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

What is Win32/Kryptik.GZGN infection?

In this article you will certainly find about the definition of Win32/Kryptik.GZGN as well as its negative influence on your computer. Such ransomware are a kind of malware that is clarified by on the internet scams to demand paying the ransom by a target.

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Most of the situations, Win32/Kryptik.GZGN virus will advise its targets to initiate funds transfer for the purpose of neutralizing the changes that the Trojan infection has presented to the target’s device.

Win32/Kryptik.GZGN Summary

These alterations can be as complies with:

  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Ciphering the documents located on the target’s hard disk — so the sufferer can no more make use of the data;
  • Preventing regular access to the target’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/Kryptik.GZGN

The most common networks whereby Win32/Kryptik.GZGN Ransomware Trojans are injected are:

  • By methods of phishing emails;
  • As a repercussion of user winding up on a source that hosts a harmful software program;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the sufferer’s computer or avoid the gadget from functioning in a proper fashion – while additionally positioning a ransom money note that states the requirement for the targets to impact the repayment for the function of decrypting the documents or restoring the documents system back to the initial problem. In a lot of instances, the ransom money note will certainly come up when the client restarts the PC after the system has actually currently been harmed.

Win32/Kryptik.GZGN circulation networks.

In various corners of the world, Win32/Kryptik.GZGN grows by leaps and bounds. Nonetheless, the ransom notes as well as techniques of extorting the ransom quantity may differ depending on certain local (local) settings. The ransom money notes as well as methods of extorting the ransom money quantity might differ depending on certain local (regional) setups.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software program.

    In specific locations, the Trojans typically wrongfully report having identified some unlicensed applications made it possible for on the sufferer’s gadget. The alert then demands the customer to pay the ransom money.

    Faulty statements regarding illegal web content.

    In nations where software piracy is less preferred, this technique is not as efficient for the cyber scams. Alternatively, the Win32/Kryptik.GZGN popup alert may falsely assert to be deriving from a law enforcement establishment as well as will certainly report having situated youngster pornography or other prohibited information on the gadget.

    Win32/Kryptik.GZGN popup alert might wrongly claim to be acquiring from a regulation enforcement institution and also will report having located child pornography or various other unlawful data on the tool. The alert will similarly consist of a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: DE8E81B4
md5: 769a52df03f2ca2807e9d3daeb85dc4a
name: vbc.exe
sha1: 01a43573512067900594cd62e92636ec399ad93e
sha256: c0a98646c78996912b6ac5e6f0a8adb941cca8697dd3279ba1b7ff2339f1d990
sha512: c11ee0da6f2fb0e1930b450dd74650b2669afba5e25a75e878bf17b217f23d97317889dbd1bf9a8e450100e20afad29ff8374fa0a8dd8f42740219e62af5f4c7
ssdeep: 12288:P7YwN5HR0WqsGX8FJTpDHrxy0/T+xndQViEl:DR5GfsBFJ9DHFT/6xKViEl
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

Assembly Version: 6.6.8.824
LegalCopyright: Copyright xa9Bandisoft. 1999 - 2014
InternalName: Deluser
FileVersion: 6.6.8.824
CompanyName: Bandisoft
FileDescription: Clocks Pmd Tactful
LegalTrademarks: Copyright xa9Bandisoft. 1999 - 2014
Comments: Clocks Pmd Tactful
ProductName: Deluser
Languages: English
ProductVersion: 6.6.8.824
PrivateBuild: 6.6.8.824
OriginalFilename: Deluser
Translation: 0x0409 0x04b0

Win32/Kryptik.GZGN also known as:

GridinSoftTrojan.Ransom.Gen
MicroWorld-eScanTrojan.GenericKD.32794624
FireEyeGeneric.mg.769a52df03f2ca28
McAfeeRDN/Generic.dx
AegisLabTrojan.Multi.Generic.4!c
SangforMalware
K7AntiVirusRiskware ( 0040eff71 )
BitDefenderTrojan.GenericKD.32794624
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.351206
BitDefenderThetaGen:NN.ZexaF.32519.LmKfaCrztboi
SymantecML.Attribute.HighConfidence
APEXMalicious
Paloaltogeneric.ml
GDataTrojan.GenericKD.32794624
KasperskyTrojan-Spy.MSIL.Agent.tgau
RisingTrojan.Generic@ML.92 (RDML:XasnydYrn5EMeoqpg114nA)
Ad-AwareTrojan.GenericKD.32794624
SophosMal/Generic-S
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Dropper.jc
Trapminemalicious.moderate.ml.score
EmsisoftTrojan.GenericKD.32794624 (B)
IkarusTrojan-Ransom.GandCrab
MAXmalware (ai score=87)
Endgamemalicious (moderate confidence)
ArcabitTrojan.Generic.D1F46800
ZoneAlarmTrojan-Spy.MSIL.Agent.tgau
MicrosoftTrojan:Win32/Tiggre!plock
AhnLab-V3Trojan/Win32.Wacatac.C3627677
Acronissuspicious
ALYacTrojan.GenericKD.32794624
CylanceUnsafe
PandaTrj/CI.A
ESET-NOD32a variant of Win32/Kryptik.GZGN
SentinelOneDFI – Malicious PE
FortinetW32/Kryptik.GVSM!tr
AVGFileRepMetagen [Malware]
Qihoo-360Win32/Trojan.Spy.47e

How to remove Win32/Kryptik.GZGN 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 install-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/Kryptik.GZGN 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/Kryptik.GZGN 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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