Win32/Kryptik.HGVF

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

What is Win32/Kryptik.HGVF infection?

In this short article you will find about the definition of Win32/Kryptik.HGVF and also its unfavorable impact on your computer system. Such ransomware are a type of malware that is elaborated by on the internet fraudulences to demand paying the ransom by a sufferer.

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In the majority of the situations, Win32/Kryptik.HGVF ransomware will certainly advise its sufferers to initiate funds transfer for the purpose of counteracting the modifications that the Trojan infection has actually introduced to the target’s gadget.

Win32/Kryptik.HGVF 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.
  • Unconventionial language used in binary resources: Latvian;
  • 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 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records situated on the victim’s disk drive — so the target can no more use the information;
  • Preventing regular access 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.

Win32/Kryptik.HGVF

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

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

As soon as the Trojan is effectively infused, it will certainly either cipher the information on the victim’s PC or protect against the gadget from functioning in a proper fashion – while additionally putting a ransom money note that mentions the demand for the victims to effect the payment for the objective of decrypting the files or restoring the documents system back to the initial condition. In the majority of circumstances, the ransom money note will show up when the customer reboots the COMPUTER after the system has currently been harmed.

Win32/Kryptik.HGVF circulation channels.

In various edges of the world, Win32/Kryptik.HGVF expands by leaps and also bounds. Nonetheless, the ransom money notes and techniques of extorting the ransom amount may vary depending upon specific regional (local) settings. The ransom notes and methods of extorting the ransom amount may vary depending on particular neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software program.

    In certain areas, the Trojans typically wrongfully report having discovered some unlicensed applications allowed on the target’s tool. The sharp then requires the customer to pay the ransom.

    Faulty declarations about unlawful web content.

    In nations where software program piracy is less popular, this method is not as effective for the cyber frauds. Conversely, the Win32/Kryptik.HGVF popup alert may wrongly claim to be originating from a law enforcement institution as well as will report having situated youngster porn or various other illegal data on the gadget.

    Win32/Kryptik.HGVF popup alert might wrongly claim to be acquiring from a regulation enforcement organization and also will report having located kid pornography or various other illegal data on the gadget. The alert will similarly contain a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 80F113F3
md5: 8a8576b4ff508ae50e64110045b9116a
name: upload_file
sha1: 5495b48745d8e74fdaf6b65c27c5ef641083989f
sha256: 381a9aa24ec6b82d7fd7754b07d10a0584ed0db7dc3ab9de0a0800a041229c82
sha512: 91f478bc733de5fb12a06f13803997501eaf92d4222932fba3f836cec912e33d8010a343a7e67b19490528f1886a78cbe843cb89c60c4d4ae5ef90b4a515ca93
ssdeep: 6144:PLJjI0kFIEXlR3edChLvfVvKdQb7YVJGmIast+7u:P1/kFDadolZEnGpag+7u
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

FileV: 1.0.2.37
Translations: 0x0118 0x0103

Win32/Kryptik.HGVF also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.34820179
McAfee RDN/Generic.grp
Cylance Unsafe
Sangfor Malware
K7AntiVirus Trojan ( 005716a21 )
BitDefender Trojan.GenericKD.34820179
K7GW Trojan ( 005716a21 )
Cybereason malicious.745d8e
TrendMicro Trojan.Win32.WACATAC.USXVPFS
Cyren W32/Kryptik.CCB.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.HGVF
APEX Malicious
Paloalto generic.ml
Kaspersky HEUR:Trojan.Win32.Zenpak.gen
Alibaba Trojan:Win32/Kryptik.7a8ad1cb
ViRobot Trojan.Win32.Z.Kryptik.233984.GX
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
Rising Malware.Obscure/Heur!1.9E03 (CLASSIC)
Ad-Aware Trojan.GenericKD.34820179
Emsisoft Trojan.GenericKD.34820179 (B)
Comodo Malware@#2v9ji83yuy238
Invincea Mal/Generic-S
McAfee-GW-Edition BehavesLike.Win32.SoftPulse.dc
FireEye Generic.mg.8a8576b4ff508ae5
Sophos Mal/Generic-S
Ikarus Trojan.Win32.Tofsee
GData Trojan.GenericKD.34820179
Jiangmin TrojanRansom.Blocker.c
eGambit Unsafe.AI_Score_86%
MAX malware (ai score=85)
Arcabit Trojan.Generic.D2135053
AegisLab Trojan.Multi.Generic.4!c
ZoneAlarm HEUR:Trojan.Win32.Zenpak.gen
Microsoft Trojan:Win32/Ymacco.AA38
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.MalPe.R353398
Acronis suspicious
Malwarebytes Trojan.MalPack.GS
TrendMicro-HouseCall Trojan.Win32.WACATAC.USXVPFS
Tencent Win32.Trojan.Zenpak.Eckj
SentinelOne DFI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/GandCrab.B!tr
BitDefenderTheta Gen:NN.ZexaF.34570.oqX@aq64Bnyc
AVG Win32:DropperX-gen [Drp]
Avast Win32:DropperX-gen [Drp]
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Generic/HEUR/QVM10.2.B019.Malware.Gen

How to remove Win32/Kryptik.HGVF 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

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/Kryptik.HGVF 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.HGVF 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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