Win32/Kryptik.GLOL

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

What is Win32/Kryptik.GLOL infection?

In this post you will certainly find regarding the definition of Win32/Kryptik.GLOL and its adverse influence on your computer. Such ransomware are a kind of malware that is elaborated by on-line fraudulences to demand paying the ransom money by a sufferer.

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In the majority of the situations, Win32/Kryptik.GLOL ransomware will certainly advise its sufferers to initiate funds transfer for the objective of reducing the effects of the amendments that the Trojan infection has actually presented to the target’s tool.

Win32/Kryptik.GLOL 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.
  • A process attempted to delay the analysis task.;
  • 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.
  • Attempts to delete volume shadow copies;
  • 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.
  • Creates a copy of itself;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents located on the target’s hard disk drive — so the target can no longer utilize the information;
  • Preventing regular accessibility to the target’s workstation;

Win32/Kryptik.GLOL

The most common channels where Win32/Kryptik.GLOL Ransomware Trojans are injected are:

  • By means of phishing e-mails;
  • As an effect of individual winding up on a source that hosts a malicious software;

As soon as the Trojan is effectively infused, it will certainly either cipher the data on the sufferer’s computer or stop the tool from operating in a proper manner – while also positioning a ransom money note that discusses the need for the victims to impact the payment for the function of decrypting the files or bring back the file system back to the initial problem. In most circumstances, the ransom money note will certainly turn up when the client restarts the COMPUTER after the system has actually currently been harmed.

Win32/Kryptik.GLOL circulation channels.

In numerous edges of the world, Win32/Kryptik.GLOL grows by leaps as well as bounds. Nonetheless, the ransom notes and also tricks of obtaining the ransom quantity might differ depending upon particular local (regional) settings. The ransom notes and techniques of obtaining the ransom money amount might differ depending on specific neighborhood (local) settings.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software program.

    In particular locations, the Trojans often wrongfully report having detected some unlicensed applications enabled on the target’s gadget. The sharp then demands the customer to pay the ransom.

    Faulty declarations concerning prohibited material.

    In nations where software application piracy is much less preferred, this method is not as effective for the cyber fraudulences. Additionally, the Win32/Kryptik.GLOL popup alert might incorrectly declare to be originating from a police institution as well as will certainly report having situated kid porn or various other unlawful information on the device.

    Win32/Kryptik.GLOL popup alert may incorrectly declare to be deriving from a regulation enforcement institution and also will report having situated youngster pornography or various other illegal data on the device. The alert will likewise contain a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: 4BEAD66D
md5: 8f83e6572b57d1d17544219b4b3a47f6
name: 8F83E6572B57D1D17544219B4B3A47F6.mlw
sha1: b49c424b4e73999f7191afff1cd15b76551fd2c8
sha256: 9bff665e1f31dbb1b10e1ba4ecb16c85c682932957afd4699854e18ac7eb0741
sha512: 47464d9b716315e0025fcc90f9f5cfc4e0edfddf5b27894af862d1f77b3b716382da78a8273e2666386cb1fc672693f9dcf9a7502197b1ce2da5a281d17251ec
ssdeep: 12288:vN+aDru6pY+URFXD4W5XxO7l0r768IsOqd1Ze4pz:VpY+URBD4W5X8J8WTfqw4
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: (C) Oracle Corporation
InternalName: DistortionBillboard
CompanyName: Oracle Corporation
FileDescription: Neighborhood Technician Applicability Scripts
Comments: Neighborhood Technician Applicability Scripts
ProductName: DistortionBillboard
ProductVersion: 4.8.15.5
PrivateBuild: 4.8.15.5
OriginalFilename: DistortionBillboard
Translation: 0x0409 0x04b0

Win32/Kryptik.GLOL also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00519f781 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Trojan.GenericKD.31242826
Cylance Unsafe
Zillya Trojan.Encoder.Win32.225
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (D)
Alibaba Trojan:Win32/Kryptik.77aaa59a
K7GW Trojan ( 00519f781 )
Cybereason malicious.72b57d
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.GLOL
Zoner Trojan.Win32.72371
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Encoder.xh
BitDefender Trojan.GenericKD.31242826
NANO-Antivirus Trojan.Win32.Encoder.fijbpe
MicroWorld-eScan Trojan.GenericKD.31242826
Tencent Win32.Trojan.Encoder.Eehn
Ad-Aware Trojan.GenericKD.31242826
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34688.Mq0@aKw5Bofi
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Dropper.jc
FireEye Generic.mg.8f83e6572b57d1d1
Emsisoft Trojan.GenericKD.31242826 (B)
Antiy-AVL Trojan/Generic.ASMalwS.282FAE8
Microsoft Trojan:Win32/Occamy.C
AegisLab Trojan.Win32.Encoder.4!c
GData Trojan.GenericKD.31242826
AhnLab-V3 Malware/Win32.Generic.C2771783
Acronis suspicious
McAfee Artemis!8F83E6572B57
VBA32 BScope.TrojanRansom.Encoder
Panda Trj/GdSda.A
Rising Ransom.Encoder!8.FFD4 (CLOUD)
Yandex Trojan.GenAsa!iOQ25cebWb8
Ikarus Trojan-Ransom.GandCrab
Fortinet W32/GenKryptik.CMNO!tr.ransom
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Kryptik.GLOL 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.GLOL 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.GLOL 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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