Win32/Kryptik.GHHE

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

What is Win32/Kryptik.GHHE infection?

In this short article you will certainly find about the meaning of Win32/Kryptik.GHHE and its negative influence on your computer system. Such ransomware are a type of malware that is elaborated by on the internet frauds to require paying the ransom by a target.

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In the majority of the instances, Win32/Kryptik.GHHE infection will instruct its targets to start funds transfer for the purpose of reducing the effects of the changes that the Trojan infection has presented to the target’s device.

Win32/Kryptik.GHHE 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.
  • A process attempted to delay the analysis task.;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Creates a slightly modified copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the target’s disk drive — so the target can no longer use the information;
  • 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.GHHE

One of the most regular networks whereby Win32/Kryptik.GHHE Ransomware Trojans are injected are:

  • By means of phishing e-mails;
  • As a repercussion of customer ending up on a source that hosts a harmful software application;

As soon as the Trojan is effectively injected, it will either cipher the information on the target’s PC or prevent the gadget from working in an appropriate manner – while likewise placing a ransom money note that discusses the requirement for the targets to impact the repayment for the function of decrypting the papers or recovering the data system back to the preliminary problem. In most circumstances, the ransom note will certainly show up when the customer restarts the PC after the system has actually currently been damaged.

Win32/Kryptik.GHHE circulation channels.

In numerous corners of the world, Win32/Kryptik.GHHE grows by jumps and also bounds. However, the ransom notes and techniques of extorting the ransom money quantity may differ relying on particular local (regional) settings. The ransom money notes and techniques of obtaining the ransom amount might differ depending on particular local (local) setups.

Ransomware injection

For example:

    Faulty notifies regarding unlicensed software.

    In specific locations, the Trojans usually wrongfully report having spotted some unlicensed applications allowed on the victim’s tool. The alert after that demands the individual to pay the ransom.

    Faulty statements about unlawful material.

    In nations where software piracy is less prominent, this technique is not as effective for the cyber fraudulences. Conversely, the Win32/Kryptik.GHHE popup alert may falsely claim to be originating from a police institution and also will certainly report having situated child porn or other prohibited information on the device.

    Win32/Kryptik.GHHE popup alert may falsely assert to be obtaining from a law enforcement establishment and also will report having situated kid pornography or various other unlawful data on the gadget. The alert will likewise include a need for the user to pay the ransom money.

Technical details

File Info:

crc32: F48D6DE7
md5: 39602983d4e4e9f2cd7351be70449b2e
name: 39602983D4E4E9F2CD7351BE70449B2E.mlw
sha1: 2a3dae1fbf0f01a796f5fe58d93ec0e6bdc9ea8b
sha256: 7a2690be1dd150b08a4c6effb2e0e4e230a29779a6327e28978f712fa5f1fa96
sha512: dc468eb5f64010a51127c37bb9f5fd146375ec22ea45459273231cdb0403db5cd01ab6099f0971c14376bb259166572775e0ac270d8d5171dbf2e3c53697a397
ssdeep: 6144:PvRAEwIKABm9D2iBwAOWqTCUAOy62YRP20fu8+v1ajgz0:PJAMKAgWRCUHvrwajgz0
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GHHE also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Ransom.GandCrab.Gen.2
FireEye Generic.mg.39602983d4e4e9f2
CAT-QuickHeal Trojan.Mauvaise.SL1
McAfee Trojan-FPQV!39602983D4E4
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Win.Packed.Gandcrab-6520432-4
K7AntiVirus Trojan ( 005332691 )
BitDefender Trojan.Ransom.GandCrab.Gen.2
K7GW Trojan ( 005332691 )
Cybereason malicious.3d4e4e
BitDefenderTheta Gen:NN.ZexaF.34608.tyX@aK9Pzhb
Cyren W32/S-ba9a9755!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GHHE
APEX Malicious
Avast FileRepMalware
ClamAV Win.Packed.Gandcrab-6520432-4
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Ransom:Win32/GandCrab.c278538d
NANO-Antivirus Trojan.Win32.GandCrypt.fdnvlh
ViRobot Trojan.Win32.GandCrab.Gen.A
AegisLab Trojan.Win32.Generic.4!c
Rising Malware.Obscure/Heur!1.9E03 (CLOUD)
Ad-Aware Trojan.Ransom.GandCrab.Gen.2
Emsisoft Trojan.Ransom.GandCrab.Gen.2 (B)
Comodo TrojWare.Win32.Cloxer.GGH@7ohh5v
F-Secure Heuristic.HEUR/AGEN.1103298
DrWeb Trojan.Encoder.24384
Zillya Trojan.GandCrypt.Win32.252
TrendMicro Ransom_GANDCRAB.SMJS2
McAfee-GW-Edition BehavesLike.Win32.Generic.fc
Sophos Mal/Generic-R + Mal/Agent-AUL
Ikarus Trojan-Ransom.GandCrab
Avira HEUR/AGEN.1103298
MAX malware (ai score=100)
Antiy-AVL Trojan[Ransom]/Win32.GandCrypt
Microsoft Ransom:Win32/GandCrab.AE
Arcabit Trojan.Ransom.GandCrab.Gen.2
SUPERAntiSpyware Ransom.GandCrab/Variant
AhnLab-V3 Win-Trojan/Gandcrab.Exp
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Ransom.GandCrab.Gen.2
Cynet Malicious (score: 100)
Acronis suspicious
VBA32 BScope.Trojan.Chapak
ALYac Trojan.Ransom.GandCrab.Gen.2
TACHYON Ransom/W32.GandCrab
Malwarebytes Trojan.MalPack
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_GANDCRAB.SMJS2
Tencent Malware.Win32.Gencirc.10b723d1
Yandex Trojan.GandCrypt!Ak2u+LYpzFo
SentinelOne Static AI – Malicious PE
MaxSecure Ransomeware.GandCrypt.Gen
Fortinet W32/GenKryptik.CNAR!tr
AVG FileRepMalware
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Win32/Trojan.Ransom.d7c

How to remove Win32/Kryptik.GHHE virus?

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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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.GHHE 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.GHHE 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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