Win32/Kryptik.GJQI

Written by Robert Bailey

What is Win32/Kryptik.GJQI infection?

In this short article you will certainly find about the definition of Win32/Kryptik.GJQI and its unfavorable influence on your computer system. Such ransomware are a kind of malware that is clarified by on the internet frauds to demand paying the ransom by a target.

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Most of the situations, Win32/Kryptik.GJQI virus will certainly instruct its victims to start funds move for the function of neutralizing the changes that the Trojan infection has introduced to the victim’s tool.

Win32/Kryptik.GJQI Summary

These modifications can be as complies with:

  • 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.
  • Attempts to delete volume shadow copies;
  • 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 files located on the target’s disk drive — so the sufferer can no longer utilize the data;
  • 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.GJQI

One of the most regular channels where Win32/Kryptik.GJQI Ransomware Trojans are injected are:

  • By means of phishing e-mails;
  • As a repercussion of individual winding up on a source that holds a destructive software program;

As quickly as the Trojan is successfully infused, it will either cipher the data on the victim’s PC or avoid the device from functioning in a correct fashion – while likewise putting a ransom money note that states the requirement for the targets to effect the repayment for the objective of decrypting the records or recovering the documents system back to the first condition. In the majority of circumstances, the ransom money note will certainly come up when the client restarts the PC after the system has already been harmed.

Win32/Kryptik.GJQI circulation channels.

In various edges of the globe, Win32/Kryptik.GJQI grows by jumps as well as bounds. Nevertheless, the ransom notes as well as tricks of extorting the ransom money amount may differ depending upon particular regional (local) setups. The ransom money notes and also tricks of extorting the ransom quantity may differ depending on particular regional (local) settings.

Ransomware injection

For instance:

    Faulty signals about unlicensed software program.

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

    Faulty declarations concerning prohibited material.

    In countries where software piracy is less prominent, this method is not as effective for the cyber fraudulences. Additionally, the Win32/Kryptik.GJQI popup alert might incorrectly assert to be originating from a police establishment and also will report having situated youngster pornography or various other prohibited information on the tool.

    Win32/Kryptik.GJQI popup alert may falsely declare to be obtaining from a regulation enforcement establishment and will report having located youngster porn or various other unlawful data on the tool. The alert will similarly include a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 99901B7F
md5: b9a44ce1ced93655ac98182f952cb1a0
name: B9A44CE1CED93655AC98182F952CB1A0.mlw
sha1: 4b1e201b18ae27be9b6a3e8e5f54dcf4326db1cb
sha256: a00d705d02cee6ea4a2586052fda8e13654bc42dfb00087c1d767f319b8c74ef
sha512: 481dd146ddcc8da7135c8595a9d2b10c3370db6cd958aa33e161b6247921a065612d40ccb95d4a37155fcccdb11da83df32d6cfd7426ffedef6e502f4ee2ac44
ssdeep: 6144:2mrMZ6csKBjinef9hGyohP3DqqdP5DjAuNb92LAO1vZF4moXbGbYwDoxWbXTRx0k:2mIZ6cphGykf1lVGLE0bYwDnZxN1
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 2016 All rights reserved. inkscape.org
InternalName: Require
CompanyName: inkscape.org
ProductName: Require
Languages: English
ProductVersion: 5.8.2.127
FileDescription: Schedule Shapes
Translation: 0x0409 0x04b0

Win32/Kryptik.GJQI also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0053a0c41 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Trojan.Ransomware.GenericKDS.31160357
Cylance Unsafe
Zillya Trojan.GenericKD.Win32.150999
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
Alibaba Ransom:Win32/Foreign.c8009625
K7GW Trojan ( 0053a0c41 )
Cybereason malicious.1ced93
Symantec Trojan.Gen.2
ESET-NOD32 a variant of Win32/Kryptik.GJQI
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Foreign.oasr
BitDefender Trojan.Ransomware.GenericKDS.31160357
NANO-Antivirus Trojan.Win32.Kryptik.fidghd
MicroWorld-eScan Trojan.Ransomware.GenericKDS.31160357
Tencent Malware.Win32.Gencirc.114d2575
Ad-Aware Trojan.Ransomware.GenericKDS.31160357
Sophos Mal/Generic-S
Comodo Malware@#965f87pr1zzf
McAfee-GW-Edition BehavesLike.Win32.TrojanAitInject.gc
FireEye Generic.mg.b9a44ce1ced93655
Emsisoft Trojan.Ransomware.GenericKDS.31160357 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1130350
eGambit Unsafe.AI_Score_80%
Antiy-AVL Trojan/Generic.ASMalwS.2766144
Microsoft Trojan:Win32/Occamy.C
Arcabit Trojan.Ransomware.GenericS.D1DB7825
AegisLab Trojan.Win32.Foreign.j!c
ZoneAlarm Trojan-Ransom.Win32.Foreign.oasr
GData Trojan.Ransomware.GenericKDS.31160357
AhnLab-V3 Malware/Win32.Generic.C2697384
Acronis suspicious
McAfee Artemis!B9A44CE1CED9
VBA32 BScope.TrojanPSW.Papras
Malwarebytes MachineLearning/Anomalous.94%
Panda Trj/GdSda.A
Rising Ransom.Foreign!8.292 (CLOUD)
Yandex Trojan.GenAsa!049PZNX/408
Ikarus Trojan.Crypt
Fortinet W32/GenKryptik.CKGB!tr.ransom
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Kryptik.GJQI ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

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.GJQI 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Win32/Kryptik.GJQI 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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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