Win32/Kryptik.GMXI

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

What is Win32/Kryptik.GMXI infection?

In this short article you will locate regarding the meaning of Win32/Kryptik.GMXI as well as its negative influence on your computer system. Such ransomware are a form of malware that is elaborated by online fraudulences to require paying the ransom by a victim.

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In the majority of the instances, Win32/Kryptik.GMXI ransomware will advise its victims to start funds transfer for the objective of neutralizing the changes that the Trojan infection has introduced to the target’s device.

Win32/Kryptik.GMXI Summary

These adjustments 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.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • 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.
  • 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.
  • Creates a copy of itself;
  • Ciphering the papers situated on the sufferer’s disk drive — so the target can no more make use of the information;
  • Preventing routine 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.
Similar behavior
Related domains
z.whorecord.xyzTrojan-Ransom.Win32.Crypren.aexf
a.tomx.xyzTrojan-Ransom.Win32.Crypren.aexf

Win32/Kryptik.GMXI

One of the most typical networks whereby Win32/Kryptik.GMXI are infused are:

  • By methods of phishing emails;
  • As a repercussion of user ending up on a source that organizes a malicious software;

As soon as the Trojan is successfully injected, it will either cipher the data on the sufferer’s computer or avoid the gadget from working in an appropriate fashion – while likewise placing a ransom money note that discusses the need for the targets to impact the payment for the objective of decrypting the records or recovering the documents system back to the first problem. In a lot of circumstances, the ransom note will certainly turn up when the client restarts the COMPUTER after the system has already been damaged.

Win32/Kryptik.GMXI circulation channels.

In different corners of the globe, Win32/Kryptik.GMXI expands by leaps and bounds. However, the ransom notes as well as techniques of obtaining the ransom amount might differ relying on certain local (local) setups. The ransom notes and also tricks of obtaining the ransom money quantity may differ depending on certain neighborhood (local) settings.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software application.

    In particular areas, the Trojans commonly wrongfully report having actually discovered some unlicensed applications allowed on the victim’s gadget. The sharp after that requires the user to pay the ransom.

    Faulty declarations regarding unlawful web content.

    In nations where software program piracy is less preferred, this method is not as reliable for the cyber fraudulences. Alternatively, the Win32/Kryptik.GMXI popup alert might incorrectly claim to be stemming from a law enforcement establishment and will report having situated kid pornography or various other illegal data on the device.

    Win32/Kryptik.GMXI popup alert may incorrectly declare to be deriving from a law enforcement institution and also will report having located youngster pornography or other unlawful data on the tool. The alert will similarly have a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: 09D59E40
md5: de117d5de7b0247cd41ed96a834c5fba
name: DE117D5DE7B0247CD41ED96A834C5FBA.mlw
sha1: 8cf15ef38e65d908d2e4938e91230a0c7e0be7d1
sha256: 9dc44a6d5d9ac5c64f5c776895cf479eeefe00679f643963ad1b30dec50fb177
sha512: a284730cabe57de0c94d5207dc6f35d8ed112ced84782fbbd1278fbd0a6d07bafb9d00b816bb498a6798db4a0627b400cf02cc8aa54757f48e27ac54fa257ff3
ssdeep: 6144:TrymUtClCOKVkFNYU2fT2hllxCWS3vl4DcT/p9pE8wbgHFrHiGr/UETQ:TOQUBVkFuU27YJCWipLpo/aQ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: (c) 2015 Company
InternalName: Gathered
FileVersion: 4.5.94.8
CompanyName: Ivan Pavlov
PrivateBuild: 4.5.94.8
LegalTrademarks: (c) 2015 Company
ProductName: Gathered
ProductVersion: 4.5.94.8
FileDescription: Lifo Diagram Definition Way
OriginalFilename: Gathered
Translation: 0x0409 0x04b0

Win32/Kryptik.GMXI also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.31361603
FireEyeGeneric.mg.de117d5de7b0247c
ALYacTrojan.GenericKD.31361603
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 005417591 )
BitDefenderTrojan.GenericKD.31361603
K7GWTrojan ( 005417591 )
Cybereasonmalicious.de7b02
BitDefenderThetaGen:NN.ZexaF.34590.yq0@aeO6MBki
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:Trojan-gen
KasperskyTrojan-Ransom.Win32.Crypren.aexf
AlibabaRansom:Win32/Crypren.0197b5a5
NANO-AntivirusTrojan.Win32.Crypren.fkmgbn
RisingRansom.Crypren!8.1D6C (CLOUD)
Ad-AwareTrojan.GenericKD.31361603
EmsisoftTrojan.GenericKD.31361603 (B)
ZillyaTrojan.Crypren.Win32.734
TrendMicroRansom_HPLOCKY.SME
McAfee-GW-EditionBehavesLike.Win32.Emotet.fc
SophosMal/Generic-S
SentinelOneStatic AI – Suspicious PE
eGambitUnsafe.AI_Score_99%
Antiy-AVLTrojan[Ransom]/Win32.Crypren
MicrosoftTrojan:Win32/Glupteba!ml
ArcabitTrojan.Generic.D1DE8A43
ZoneAlarmTrojan-Ransom.Win32.Crypren.aexf
GDataTrojan.GenericKD.31361603
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Ransomlock.C2858919
Acronissuspicious
McAfeeArtemis!DE117D5DE7B0
VBA32BScope.Trojan.Occamy
MalwarebytesGeneric.Malware/Suspicious
PandaTrj/CI.A
ESET-NOD32a variant of Win32/Kryptik.GMXI
TrendMicro-HouseCallRansom_HPLOCKY.SME
TencentWin32.Trojan.Crypren.Wrzt
IkarusTrojan-Ransom.GandCrab
FortinetW32/Kryptik.GMXI!tr.ransom
WebrootW32.Trojan.Gen
AVGWin32:Trojan-gen
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360Win32/Trojan.2ff

How to remove Win32/Kryptik.GMXI 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.GMXI 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.GMXI 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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