Win32/Kryptik.GHPR

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

What is Win32/Kryptik.GHPR infection?

In this article you will certainly locate regarding the interpretation of Win32/Kryptik.GHPR and also its negative effect on your computer system. Such ransomware are a form of malware that is clarified by on-line scams to require paying the ransom money by a victim.

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Most of the instances, Win32/Kryptik.GHPR virus will certainly advise its sufferers to initiate funds transfer for the objective of reducing the effects of the changes that the Trojan infection has introduced to the sufferer’s gadget.

Win32/Kryptik.GHPR 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.;
  • 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.

  • Performs some HTTP requests;
  • 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 records situated on the target’s disk drive — so the sufferer can no more make use of the information;
  • Preventing routine accessibility 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.
Similar behavior
Related domains
ipv4bot.whatismyipaddress.comTrojan.Ransom.GandCrab.Gen.2
ns1.wowservers.ruTrojan.Ransom.GandCrab.Gen.2
carder.bitTrojan.Ransom.GandCrab.Gen.2
ns2.wowservers.ruTrojan.Ransom.GandCrab.Gen.2
ransomware.bitTrojan.Ransom.GandCrab.Gen.2

Win32/Kryptik.GHPR

The most common networks where Win32/Kryptik.GHPR Ransomware are injected are:

  • By ways of phishing emails;
  • As a repercussion of user ending up on a resource that hosts a destructive software;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the target’s computer or avoid the device from functioning in an appropriate manner – while likewise putting a ransom note that points out the need for the sufferers to impact the payment for the function of decrypting the files or restoring the documents system back to the initial condition. In most instances, the ransom money note will turn up when the customer restarts the PC after the system has actually currently been damaged.

Win32/Kryptik.GHPR distribution networks.

In numerous edges of the globe, Win32/Kryptik.GHPR expands by jumps and also bounds. Nevertheless, the ransom money notes as well as tricks of extorting the ransom amount may differ relying on particular regional (local) setups. The ransom money notes and also tricks of obtaining the ransom quantity might vary depending on specific neighborhood (regional) settings.

Ransomware injection

For instance:

    Faulty informs regarding unlicensed software application.

    In specific locations, the Trojans often wrongfully report having actually found some unlicensed applications enabled on the sufferer’s device. The alert after that requires the user to pay the ransom money.

    Faulty statements regarding prohibited material.

    In nations where software application piracy is much less prominent, this approach is not as efficient for the cyber fraudulences. Alternatively, the Win32/Kryptik.GHPR popup alert might incorrectly assert to be stemming from a police institution and will certainly report having located child porn or various other unlawful information on the tool.

    Win32/Kryptik.GHPR popup alert might incorrectly declare to be obtaining from a legislation enforcement establishment and will report having located child porn or other prohibited data on the device. The alert will in a similar way have a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: 174D06AC
md5: 595005cd91089b6302d251cab9c31cf4
name: 595005CD91089B6302D251CAB9C31CF4.mlw
sha1: 7d2785b9fd33755c17960d378528702d180b9497
sha256: 07c72bed0b11fc2e8ebf1b090eeec712e503c33c51d4b3dd9fcf5c21db60710c
sha512: 6bafd9fa1e24dae64e894eca062a189c7133830f5a009a4fc4a2731320dd176d4ba676c87140164b705679cef1b78b1b6967c3d997f672ed277bbded6694057a
ssdeep: 6144:WNuqURlmZ2JLkdTnGc/XQ56cCjVoC91HvRYq:kUPEtGYA56lZdPRYq
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0808 0x04b0

Win32/Kryptik.GHPR also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.24384
MicroWorld-eScanTrojan.Ransom.GandCrab.Gen.2
FireEyeGeneric.mg.595005cd91089b63
CAT-QuickHealTrojan.Chapak.ZZ5
McAfeeGenericRXFS-ZF!595005CD9108
MalwarebytesTrojan.MalPack.GS
ZillyaTrojan.GandCrypt.Win32.386
SUPERAntiSpywareBackdoor.Andromeda/Variant
SangforWin.Packed.Gandcrab-6552923-4
K7AntiVirusTrojan ( 0053305e1 )
K7GWAdware ( 004ef1551 )
Cybereasonmalicious.d91089
BitDefenderThetaGen:NN.ZexaF.34590.tuX@amZIg3gO
SymantecPacked.Generic.525
ESET-NOD32a variant of Win32/Kryptik.GHPR
APEXMalicious
ClamAVWin.Packed.Gandcrab-6552923-4
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.Ransom.GandCrab.Gen.2
NANO-AntivirusTrojan.Win32.GandCrypt.fdwgkq
Paloaltogeneric.ml
ViRobotTrojan.Win32.GandCrab.Gen.A
TencentMalware.Win32.Gencirc.114cfe79
Ad-AwareTrojan.Ransom.GandCrab.Gen.2
SophosMal/Generic-S + Mal/GandCrab-A
ComodoTrojWare.Win32.Trojan.XPack.~gen1@1rwlif
TrendMicroRansom.Win32.GANDCRAB.SMLA.hp
McAfee-GW-EditionBehavesLike.Win32.Generic.fc
EmsisoftTrojan.Ransom.GandCrab.Gen.2 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojanDownloader.Upatre.ajie
AviraTR/Crypt.XPACK.Gen
Antiy-AVLTrojan[PSW]/Win32.Coins
ArcabitTrojan.Ransom.GandCrab.Gen.2
AegisLabTrojan.Win32.GandCrypt.j!c
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataTrojan.Ransom.GandCrab.Gen.2
CynetMalicious (score: 100)
AhnLab-V3Win-Trojan/Gandcrab.Exp
Acronissuspicious
VBA32BScope.Trojan.Encoder
CylanceUnsafe
TrendMicro-HouseCallRansom.Win32.GANDCRAB.SMLA.hp
RisingRansom.GandCrab!8.F355 (TFE:dGZlOgXYeSqcvONX0g)
YandexTrojan.GenAsa!Xyl/+6S5R2A
MAXmalware (ai score=100)
FortinetW32/Kryptik.GOGY!tr
AVGWin32:RansomX-gen [Ransom]
PandaTrj/Genetic.gen
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360Win32/Trojan.Ransom.ec9

How to remove Win32/Kryptik.GHPR 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.GHPR 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.GHPR 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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