Win32/Kryptik.FZVG

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

What is Win32/Kryptik.FZVG infection?

In this short article you will find concerning the meaning of Win32/Kryptik.FZVG and also its negative impact on your computer system. Such ransomware are a kind of malware that is elaborated by on-line frauds to require paying the ransom by a victim.

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In the majority of the situations, Win32/Kryptik.FZVG virus will certainly advise its victims to launch funds transfer for the objective of counteracting the modifications that the Trojan infection has actually introduced to the victim’s gadget.

Win32/Kryptik.FZVG Summary

These modifications 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.
  • Unconventionial binary language: Russian;
  • Unconventionial language used in binary resources: Russian;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the sufferer’s hard disk — so the target can no longer use the information;
  • Preventing regular accessibility to the victim’s workstation;
Similar behavior
Related domains
lamp.troublerifle.bid Gen:Variant.Ransom.GandCrab.1787
light.representativeglass.bid Gen:Variant.Ransom.GandCrab.1787

Win32/Kryptik.FZVG

The most common channels whereby Win32/Kryptik.FZVG Trojans are infused are:

  • By means of phishing e-mails;
  • As an effect of customer ending up on a resource that organizes a harmful software;

As soon as the Trojan is successfully infused, it will either cipher the information on the sufferer’s computer or avoid the gadget from operating in a proper manner – while also positioning a ransom note that mentions the demand for the sufferers to impact the repayment for the objective of decrypting the papers or recovering the data system back to the initial problem. In many instances, the ransom note will turn up when the customer restarts the PC after the system has already been damaged.

Win32/Kryptik.FZVG circulation channels.

In various corners of the world, Win32/Kryptik.FZVG grows by jumps and bounds. Nevertheless, the ransom notes and also methods of extorting the ransom money amount may differ depending on certain neighborhood (regional) settings. The ransom money notes and techniques of obtaining the ransom quantity may differ depending on certain neighborhood (local) setups.

Ransomware injection

As an example:

    Faulty informs regarding unlicensed software application.

    In specific areas, the Trojans often wrongfully report having actually found some unlicensed applications made it possible for on the target’s tool. The alert then demands the user to pay the ransom money.

    Faulty declarations concerning prohibited material.

    In nations where software application piracy is much less popular, this technique is not as efficient for the cyber frauds. Additionally, the Win32/Kryptik.FZVG popup alert may wrongly claim to be originating from a law enforcement institution as well as will certainly report having located youngster pornography or other unlawful information on the device.

    Win32/Kryptik.FZVG popup alert might wrongly assert to be acquiring from a law enforcement institution and also will report having located kid porn or various other illegal data on the gadget. The alert will in a similar way include a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 251C7A97
md5: 1f742e5b21e001597b78ff30d10f4b10
name: 1F742E5B21E001597B78FF30D10F4B10.mlw
sha1: a1cc3ee8dbec45f4a2764fb67b16f305b63d3725
sha256: 9c9e4c32f8765737d8ff3296e40d9353c0cd8d53d4a54414709852a74e85d6ca
sha512: 8755833373eb0de33f3a80f2aacbc81d95c514f00cfddff024c9094f8e6ce73ea06e8832fe39f2f5fd1bc7f29e9f1d90cdf3fd8638d7857dc2fdfc1f22087f1b
ssdeep: 12288:xIDKmFjUz9KVs+krxs1YMLgBQSpjwT/a90U2n5win0:xUjUzk2LxGYugMTd5v
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2017
FileVersion: 1.0.0.1
CompanyName: TODO:
ProductName: TODO:
ProductVersion: 1.0.0.1
FileDescription: TODO:
Translation: 0x0419 0x04b0

Win32/Kryptik.FZVG also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00528e801 )
Elastic malicious (high confidence)
DrWeb Trojan.Vittalia.16378
Cynet Malicious (score: 100)
CAT-QuickHeal SoftwareBundler.Prepscram.A7
ALYac Gen:Variant.Ransom.GandCrab.1787
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
K7GW Trojan ( 00528e801 )
Cybereason malicious.b21e00
Cyren W32/S-badf4109!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.FZVG
APEX Malicious
Avast FileRepMalware
Kaspersky not-a-virus:HEUR:AdWare.Win32.Generic
BitDefender Gen:Variant.Ransom.GandCrab.1787
NANO-Antivirus Riskware.Win32.Kryptik.excied
SUPERAntiSpyware Adware.StartSurf/Variant
MicroWorld-eScan Gen:Variant.Ransom.GandCrab.1787
Tencent Malware.Win32.Gencirc.10b4080a
Ad-Aware Gen:Variant.Ransom.GandCrab.1787
Sophos Mal/Generic-S
Comodo Application.Win32.IStartSurf.BS@7lng48
BitDefenderTheta Gen:NN.ZexaF.34688.0y0@a8Nzzddk
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
FireEye Generic.mg.1f742e5b21e00159
Emsisoft Gen:Variant.Ransom.GandCrab.1787 (B)
SentinelOne Static AI – Malicious PE
Jiangmin AdWare.StartSurf.akr
Avira HEUR/AGEN.1134410
eGambit Unsafe.AI_Score_100%
Antiy-AVL Trojan/Generic.ASMalwS.24090E4
Microsoft Trojan:Win32/IStartSurf.PVB!MTB
Arcabit Trojan.Ransom.GandCrab.D6FB
AegisLab Adware.Win32.Generic.2!c
ZoneAlarm not-a-virus:HEUR:AdWare.Win32.Generic
GData Gen:Variant.Ransom.GandCrab.1787
AhnLab-V3 Adware/Win32.StartSurf.R217313
Acronis suspicious
McAfee Packed-WG!1F742E5B21E0
MAX malware (ai score=97)
Malwarebytes Adware.IStartSurf
Panda Trj/Genetic.gen
Rising Trojan.Kryptik!1.AE0C (CLOUD)
Yandex Trojan.GenAsa!PEmOzH7fqfQ
Ikarus PUA.Bundler
Fortinet W32/Kryptik.FWQG!tr
AVG FileRepMalware
Paloalto generic.ml

How to remove Win32/Kryptik.FZVG virus?

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.FZVG 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.FZVG 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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