Win32/Kryptik.GJRZ

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

What is Win32/Kryptik.GJRZ infection?

In this post you will certainly find concerning the meaning of Win32/Kryptik.GJRZ and also its negative effect on your computer. Such ransomware are a kind of malware that is specified by on-line scams to require paying the ransom by a target.

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Most of the instances, Win32/Kryptik.GJRZ virus will advise its victims to launch funds transfer for the function of reducing the effects of the modifications that the Trojan infection has presented to the victim’s device.

Win32/Kryptik.GJRZ Summary

These alterations 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.
  • Unconventionial language used in binary resources: Uzbek;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the victim’s hard disk drive — so the victim can no longer use the information;
  • Preventing normal accessibility to the victim’s workstation;
Similar behavior
Related domains
z.whorecord.xyzRansom.GrandCrab/Variant
a.tomx.xyzRansom.GrandCrab/Variant
allods-down.clubRansom.GrandCrab/Variant

Win32/Kryptik.GJRZ

The most common networks where Win32/Kryptik.GJRZ Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of user ending up on a source that organizes a malicious software program;

As soon as the Trojan is efficiently infused, it will certainly either cipher the information on the sufferer’s computer or protect against the device from working in a proper way – while additionally putting a ransom note that states the requirement for the sufferers to impact the repayment for the objective of decrypting the documents or recovering the data system back to the initial problem. In many circumstances, the ransom money note will certainly turn up when the customer reboots the PC after the system has already been damaged.

Win32/Kryptik.GJRZ circulation networks.

In various corners of the world, Win32/Kryptik.GJRZ expands by leaps as well as bounds. Nonetheless, the ransom notes and tricks of obtaining the ransom quantity might vary depending on certain regional (regional) settings. The ransom notes and techniques of extorting the ransom quantity may differ depending on certain local (local) settings.

Ransomware injection

For example:

    Faulty alerts about unlicensed software.

    In particular locations, the Trojans commonly wrongfully report having found some unlicensed applications enabled on the sufferer’s device. The alert then demands the individual to pay the ransom.

    Faulty declarations concerning illegal material.

    In countries where software piracy is much less prominent, this method is not as effective for the cyber scams. Alternatively, the Win32/Kryptik.GJRZ popup alert might falsely claim to be deriving from a police institution and also will certainly report having situated youngster pornography or various other unlawful information on the tool.

    Win32/Kryptik.GJRZ popup alert may incorrectly claim to be deriving from a legislation enforcement institution as well as will certainly report having located youngster pornography or various other illegal data on the tool. The alert will in a similar way have a need for the user to pay the ransom money.

Technical details

File Info:

crc32: E53E74EC
md5: 0582d327051b2c3c87d664356f7771c5
name: 0582D327051B2C3C87D664356F7771C5.mlw
sha1: 5b0d4522b74493668ac2edfb6934d8ed2fa5c29c
sha256: 97981b2e974e6ccfaab6612756bdf0c99643bf2a8322919c5b9bf82760a7e2af
sha512: e98c5807588aea49afaf9b6ce9e257ba055c2539fc611bd0223cae351ae343eb62baa1b5a3782b61198849d81302e4ef47b46fdbec0079aeb39fd73dae4572fd
ssdeep: 3072:cPLVK655R8+v4IhjFFEmtwEaIZN6ejRD:cPLVp4IhjFFEmtwEL1
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GJRZ also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 00543e471 )
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacTrojan.Brsecmon.1
CylanceUnsafe
ZillyaTrojan.GenericKD.Win32.154194
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (D)
AlibabaTrojan:Win32/Kryptik.8fba143a
K7GWTrojan ( 00543e471 )
Cybereasonmalicious.7051b2
ESET-NOD32a variant of Win32/Kryptik.GJRZ
APEXMalicious
AvastWin32:MalwareX-gen [Trj]
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.Brsecmon.1
NANO-AntivirusTrojan.Win32.Coins.figxjd
SUPERAntiSpywareRansom.GrandCrab/Variant
MicroWorld-eScanTrojan.Brsecmon.1
Ad-AwareTrojan.Brsecmon.1
SophosMal/Generic-S + Mal/GandCrab-G
ComodoTrojWare.Win32.Ransom.GandCrab.AG@7wevet
BitDefenderThetaGen:NN.ZexaF.34686.juW@aKaCZinG
TrendMicroMal_HPGen-50
McAfee-GW-EditionBehavesLike.Win32.Trojan.ch
FireEyeGeneric.mg.0582d327051b2c3c
EmsisoftTrojan.Brsecmon.1 (B)
SentinelOneStatic AI – Suspicious PE
JiangminTrojanSpy.Panda.jn
WebrootW32.Adware.Installcore
AviraHEUR/AGEN.1107191
MicrosoftTrojan:Win32/GandCrypt.DSB!MTB
ArcabitTrojan.Brsecmon.1
AegisLabTrojan.Win32.Coins.i!c
GDataTrojan.Brsecmon.1
AhnLab-V3Win-Trojan/Gandcrab08.Exp
Acronissuspicious
McAfeePacked-FKP!0582D327051B
MAXmalware (ai score=100)
VBA32BScope.Trojan.Vigorf
MalwarebytesTrojan.MalPack
PandaTrj/GdSda.A
TrendMicro-HouseCallMal_HPGen-50
TencentWin32.Trojan.Generic.Eyc
YandexTrojan.GenAsa!93AaMyszVVg
IkarusTrojan.Win32.Crypt
FortinetW32/Kryptik.HCUD!tr
AVGWin32:MalwareX-gen [Trj]
Paloaltogeneric.ml

How to remove Win32/Kryptik.GJRZ 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.GJRZ 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.GJRZ 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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