Win32/Kryptik.GQGT

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

What is Win32/Kryptik.GQGT infection?

In this post you will locate concerning the definition of Win32/Kryptik.GQGT and also its negative effect on your computer system. Such ransomware are a kind of malware that is elaborated by online frauds to demand paying the ransom by a victim.

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Most of the situations, Win32/Kryptik.GQGT ransomware will advise its sufferers to start funds move for the function of reducing the effects of the changes that the Trojan infection has introduced to the victim’s tool.

Win32/Kryptik.GQGT 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.
  • A process created a hidden window;
  • 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;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Attempts to delete volume shadow copies;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • 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
  • 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.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers located on the target’s hard disk — so the sufferer can no longer utilize the information;
  • Preventing normal 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.

Win32/Kryptik.GQGT

The most typical networks through which Win32/Kryptik.GQGT Trojans are injected are:

  • By methods of phishing emails;
  • As a consequence of customer ending up on a source that hosts a malicious software application;

As soon as the Trojan is efficiently injected, it will certainly either cipher the data on the victim’s computer or avoid the gadget from operating in an appropriate way – while also positioning a ransom note that discusses the requirement for the sufferers to impact the settlement for the objective of decrypting the papers or bring back the documents system back to the preliminary problem. In most circumstances, the ransom note will certainly come up when the client reboots the COMPUTER after the system has already been damaged.

Win32/Kryptik.GQGT distribution networks.

In numerous corners of the globe, Win32/Kryptik.GQGT expands by leaps as well as bounds. However, the ransom notes and methods of obtaining the ransom amount might vary depending upon specific neighborhood (regional) settings. The ransom money notes and techniques of extorting the ransom amount may vary depending on certain regional (regional) settings.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software application.

    In particular locations, the Trojans typically wrongfully report having actually detected some unlicensed applications made it possible for on the target’s device. The sharp after that demands the customer to pay the ransom money.

    Faulty declarations regarding unlawful web content.

    In countries where software program piracy is less prominent, this approach is not as efficient for the cyber scams. Conversely, the Win32/Kryptik.GQGT popup alert may wrongly claim to be deriving from a law enforcement institution and also will report having situated child porn or other unlawful data on the device.

    Win32/Kryptik.GQGT popup alert may falsely declare to be deriving from a legislation enforcement organization as well as will certainly report having located kid porn or various other illegal information on the gadget. The alert will in a similar way consist of a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: A0BC38B8
md5: 198cac0e440f8dd8fd35773e476605dd
name: 198CAC0E440F8DD8FD35773E476605DD.mlw
sha1: faeebf127055cc6e64f27867a040c5034fe7aa68
sha256: f984ea0e94b35efc1e7bcd3ca2da8f720e04f4662ca0853a997ae69f7d0ea892
sha512: d6d24f4a119a46ddff7230a7117742bd31b4854c03f3362e0128c1ffec4b81b3b5ee4f392adf2950f6f7fd870a5decddfb75af5879b56ac0d9232ed16cc90e2c
ssdeep: 768:3N0tJnANOWPyGcD5Q2ijI3WsuYJuIhpTx17D:dyJAcOMmdj8pRphp
type: MS-DOS executable, MZ for MS-DOS

Version Info:

0: [No Data]

Win32/Kryptik.GQGT also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 005132281 )
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.10103
CynetMalicious (score: 100)
ALYacGenPack:Trojan.Ransom.Cerber.WZ
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_90% (D)
AlibabaRansom:Win32/Spora.358a2ba1
K7GWTrojan ( 005132281 )
Cybereasonmalicious.e440f8
SymantecTrojan.Gen.2
ESET-NOD32a variant of Win32/Kryptik.GQGT
APEXMalicious
AvastWin32:Malware-gen
ClamAVWin.Ransomware.Locky-6335674-3
KasperskyTrojan-Ransom.Win32.Spora.ehi
BitDefenderGenPack:Trojan.Ransom.Cerber.WZ
NANO-AntivirusTrojan.Win32.Spora.eriwru
MicroWorld-eScanGenPack:Trojan.Ransom.Cerber.WZ
TencentWin32.Trojan.Raas.Auto
Ad-AwareGenPack:Trojan.Ransom.Cerber.WZ
SophosMal/Generic-R + Mal/Elenoocka-E
ComodoTrojWare.Win32.Crypt.C@7vajd0
BitDefenderThetaGen:NN.ZexaF.34608.bmqaayDz@Eh
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_CERBER.SM38
McAfee-GW-EditionBehavesLike.Win32.Generic.mc
FireEyeGeneric.mg.198cac0e440f8dd8
EmsisoftGenPack:Trojan.Ransom.Cerber.WZ (B)
SentinelOneStatic AI – Malicious PE
AviraTR/Dropper.Gen
eGambitUnsafe.AI_Score_51%
MicrosoftRansom:Win32/Spora
GDataGenPack:Trojan.Ransom.Cerber.WZ
AhnLab-V3Trojan/Win32.Spora.C2306029
Acronissuspicious
McAfeeArtemis!198CAC0E440F
MAXmalware (ai score=100)
VBA32Hoax.Spora
MalwarebytesMalware.Heuristic.1003
PandaTrj/CI.A
TrendMicro-HouseCallRansom_CERBER.SM38
RisingRansom.Spora!8.E3EE (C64:YzY0OtLodUlmZGnM)
IkarusTrojan.Win32.Krypt
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Kryptik.FXJY!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Spora.HgIASOkA

How to remove Win32/Kryptik.GQGT 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.GQGT 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.GQGT 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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