Win32/Kryptik.GJPX

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

What is Win32/Kryptik.GJPX infection?

In this article you will discover about the meaning of Win32/Kryptik.GJPX and also its unfavorable influence on your computer. Such ransomware are a kind of malware that is specified by on-line fraudulences to require paying the ransom by a sufferer.

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Most of the cases, Win32/Kryptik.GJPX virus will certainly advise its sufferers to launch funds transfer for the objective of counteracting the modifications that the Trojan infection has actually introduced to the sufferer’s device.

Win32/Kryptik.GJPX Summary

These alterations 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.
  • 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!
  • 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
  • Exhibits possible ransomware file modification behavior;
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • 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.
  • Likely virus infection of existing system binary;
  • Creates a copy of itself;
  • Ciphering the files located on the target’s hard disk — so the victim can no more utilize the information;
  • Preventing normal accessibility to the victim’s workstation;

Win32/Kryptik.GJPX

One of the most regular channels whereby Win32/Kryptik.GJPX are infused are:

  • By ways of phishing emails;
  • As a repercussion of user winding up on a source that holds a malicious software application;

As quickly as the Trojan is successfully infused, it will either cipher the information on the victim’s PC or prevent the device from functioning in an appropriate way – while additionally positioning a ransom note that mentions the need for the sufferers to effect the payment for the function of decrypting the records or bring back the file system back to the initial problem. In many instances, the ransom note will certainly show up when the customer restarts the COMPUTER after the system has actually already been damaged.

Win32/Kryptik.GJPX distribution channels.

In various edges of the world, Win32/Kryptik.GJPX grows by jumps as well as bounds. However, the ransom money notes and also methods of obtaining the ransom money quantity might differ depending upon certain regional (regional) setups. The ransom money notes and techniques of extorting the ransom money amount may vary depending on certain local (local) setups.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software application.

    In particular locations, the Trojans commonly wrongfully report having discovered some unlicensed applications enabled on the target’s gadget. The sharp after that demands the customer to pay the ransom.

    Faulty statements about unlawful content.

    In countries where software application piracy is less prominent, this technique is not as reliable for the cyber scams. Conversely, the Win32/Kryptik.GJPX popup alert might wrongly assert to be deriving from a police institution and will certainly report having located youngster porn or other unlawful information on the gadget.

    Win32/Kryptik.GJPX popup alert might incorrectly claim to be acquiring from a law enforcement establishment and also will certainly report having located child pornography or other illegal data on the tool. The alert will likewise include a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 5AED3B0F
md5: 466dc1559e0f1a143be7fcd09301c6ec
name: 466DC1559E0F1A143BE7FCD09301C6EC.mlw
sha1: b9f719ea13f50ea690eaa8b0d1f9c30ec2019775
sha256: 6c047839f14205a286eb01939d7d8576b648377c321e7b197ac61e19a9d6401d
sha512: a773f6de1ae6bd27dedab83c11ac0b101fa055808dc3e252429171a67b0a2808c24364ea4f44e6521c86913bacd1d1e4b719ccb9f6646cebf18af8c3489f7e9c
ssdeep: 6144:Tig8e/jmfuvJHVRq0y52yBxigOE7ejDAO5cQJskipGPpslyb4:Tig9m2Fy5XzijDgApsh
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Informer Technologies, Inc. Copyright (c) 2014 - . All rights reserved.
InternalName: Metallica
FileVersion: 8.6.2.6
CompanyName: Informer Technologies, Inc.
FileDescription: Atm Televisions Asr Bitrate
LegalTrademarks: Informer Technologies, Inc. Copyright (c) 2014 - . All rights reserved.
ProductName: Metallica
ProductVersion: 8.6.2.6
PrivateBuild: 8.6.2.6
OriginalFilename: Metallica.exe
Translation: 0x0409 0x04b0

Win32/Kryptik.GJPX also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
CynetMalicious (score: 99)
ALYacTrojan.Ransom.BZK
AlibabaRansom:Win32/Kryptik.b9fabe92
K7GWTrojan ( 0056e68f1 )
K7AntiVirusTrojan ( 0056e68f1 )
SymantecDownloader
ESET-NOD32a variant of Win32/Kryptik.GJPX
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan-Ransom.Win32.Gen.kim
BitDefenderTrojan.Ransom.BZK
NANO-AntivirusTrojan.Win32.Kryptik.fihtsw
MicroWorld-eScanTrojan.Ransom.BZK
TencentWin32.Trojan.Gen.Pcjd
Ad-AwareTrojan.Ransom.BZK
SophosMal/Generic-S
ComodoTrojWare.Win32.Kovter.BF@5v55w7
McAfee-GW-EditionBehavesLike.Win32.BadFile.gh
FireEyeGeneric.mg.466dc1559e0f1a14
EmsisoftTrojan.Ransom.BZK (B)
AviraHEUR/AGEN.1130359
MicrosoftTrojan:Win32/Skeeyah.A!rfn
AegisLabTrojan.Win32.Generic.j!c
GDataTrojan.Ransom.BZK
Acronissuspicious
McAfeeArtemis!466DC1559E0F
MAXmalware (ai score=100)
VBA32BScope.Trojan.Yakes
PandaTrj/GdSda.A
RisingRansom.Gen!8.DE83 (CLOUD)
YandexTrojan.Gen!TsjOV9fi97w
IkarusTrojan-Ransom.GandCrab
FortinetW32/GenKryptik.CKGB!tr.ransom
AVGWin32:Malware-gen
Paloaltogeneric.ml

How to remove Win32/Kryptik.GJPX ransomware?

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.GJPX 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.GJPX 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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