Win32/Kryptik.GFZV

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

What is Win32/Kryptik.GFZV infection?

In this post you will certainly find regarding the meaning of Win32/Kryptik.GFZV and its adverse impact on your computer. Such ransomware are a form of malware that is specified by on-line frauds to demand paying the ransom by a target.

GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

Most of the cases, Win32/Kryptik.GFZV ransomware will instruct its targets to launch funds move for the purpose of neutralizing the amendments that the Trojan infection has introduced to the target’s tool.

Win32/Kryptik.GFZV Summary

These modifications can be as follows:

  • 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.
  • A process attempted to delay the analysis task.;
  • A process created a hidden window;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Uses Windows utilities for basic functionality;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files situated on the sufferer’s disk drive — so the target can no longer make use of the information;
  • Preventing routine accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
lukeskywalkeriamyourfather.life Ransom:Win32/GandCrab.a75d8840

Win32/Kryptik.GFZV

The most regular networks through which Win32/Kryptik.GFZV Ransomware are infused are:

  • By methods of phishing emails;
  • As a consequence of customer ending up on a resource that hosts a malicious software program;

As quickly as the Trojan is successfully injected, it will either cipher the information on the victim’s PC or avoid the device from working in an appropriate fashion – while additionally placing a ransom money note that discusses the need for the targets to impact the repayment for the purpose of decrypting the documents or restoring the file system back to the first condition. In many circumstances, the ransom note will come up when the client reboots the COMPUTER after the system has currently been harmed.

Win32/Kryptik.GFZV circulation channels.

In numerous corners of the world, Win32/Kryptik.GFZV grows by leaps as well as bounds. However, the ransom notes as well as methods of obtaining the ransom money amount might differ depending on specific neighborhood (local) setups. The ransom money notes and also tricks of obtaining the ransom money amount may differ depending on particular local (regional) setups.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software program.

    In certain areas, the Trojans usually wrongfully report having actually identified some unlicensed applications allowed on the victim’s device. The sharp after that demands the user to pay the ransom.

    Faulty statements concerning prohibited material.

    In countries where software program piracy is less popular, this technique is not as effective for the cyber fraudulences. Conversely, the Win32/Kryptik.GFZV popup alert may falsely declare to be deriving from a law enforcement establishment and will report having situated child porn or various other prohibited data on the tool.

    Win32/Kryptik.GFZV popup alert may wrongly claim to be deriving from a regulation enforcement institution and also will report having situated child pornography or other illegal information on the gadget. The alert will in a similar way contain a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: BF844513
md5: 1a502112b7f94330d4cf9c71166b9a74
name: 1A502112B7F94330D4CF9C71166B9A74.mlw
sha1: e92fdf7e8a6aa95738a37af833f63d8fcead3323
sha256: 4caea95a8eb7a79aff9cc0880e6681549a1fed6f4d9d3d686b8536b0e288f546
sha512: 37ba07765b54811b2bf00f88f4c396dc20fe4d44bd28c05bfded8d434b8de1069c59dd701c7aa36e26376309ad521830575111502623226b0b64a9611768e4b5
ssdeep: 3072:9132/9c7Fe8xe4w7IzBFBYlV+vtNOGDII8I5bQmznHt0t:913Xe8xe4YIzBWV0NOGD3HQmzH
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GFZV also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0053305e1 )
Elastic malicious (high confidence)
DrWeb Trojan.Siggen7.29563
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Mauvaise.SL1
ALYac Trojan.GenericKDZ.43682
Cylance Unsafe
Zillya Trojan.Generic.Win32.281835
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/GandCrab.a75d8840
K7GW Trojan ( 0053305e1 )
Cybereason malicious.2b7f94
Cyren W32/S-8d75423b!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GFZV
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.GenericKDZ.43682
NANO-Antivirus Trojan.Win32.GenKryptik.faovyb
ViRobot Trojan.Win32.Gandcrab.285193
SUPERAntiSpyware Trojan.Agent/Gen-Crypt
MicroWorld-eScan Trojan.GenericKDZ.43682
Tencent Win32.Trojan.Generic.Dyqi
Ad-Aware Trojan.GenericKDZ.43682
Comodo Application.Win32.IStartSurf.PS@8c4m91
BitDefenderTheta Gen:NN.ZexaF.34690.muW@ayDpkCe
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Trojan.ch
FireEye Generic.mg.1a502112b7f94330
Emsisoft Trojan.GenericKDZ.43682 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Scar.mav
Avira HEUR/AGEN.1102735
GData Trojan.GenericKDZ.43682
AhnLab-V3 Malware/Win32.Generic.C2477839
Acronis suspicious
McAfee Packed-FEI!1A502112B7F9
MAX malware (ai score=100)
VBA32 BScope.Trojan.Chapak
Malwarebytes Trojan.MalPack
Panda Trj/CI.A
TrendMicro-HouseCall Mal_HPGen-37b
Rising Trojan.Kryptik!1.B1C0 (CLOUD)
Yandex Trojan.GenAsa!VN1NFLVa5s4
Ikarus Trojan-Ransom.GandCrab
Fortinet W32/Kryptik.GUKZ!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Kryptik.GFZV ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

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/Kryptik.GFZV 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

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

Sending
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply

Sending