Win32/Kryptik.GWKF

What is Win32/Kryptik.GWKF infection?

In this article you will certainly find regarding the definition of Win32/Kryptik.GWKF and its negative influence on your computer. Such ransomware are a type of malware that is specified by on the internet frauds to demand paying the ransom by a target.

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In the majority of the instances, Win32/Kryptik.GWKF infection will advise its sufferers to launch funds move for the objective of reducing the effects of the changes that the Trojan infection has introduced to the target’s gadget.

Win32/Kryptik.GWKF Summary

These alterations can be as adheres to:

  • 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.
  • Presents an Authenticode digital signature;
  • 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;
  • Uses Windows utilities for basic functionality;
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Attempts to identify installed AV products by installation directory;
  • Ciphering the records found on the victim’s hard drive — so the target can no more use the data;
  • Preventing normal accessibility to the victim’s workstation;

Win32/Kryptik.GWKF

The most typical channels through which Win32/Kryptik.GWKF Ransomware are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a repercussion of individual winding up on a resource that organizes a harmful software;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the sufferer’s PC or avoid the device from operating in an appropriate manner – while additionally placing a ransom money note that points out the need for the victims to impact the settlement for the function of decrypting the files or recovering the data system back to the preliminary problem. In many circumstances, the ransom money note will certainly show up when the customer restarts the COMPUTER after the system has actually already been harmed.

Win32/Kryptik.GWKF distribution networks.

In numerous edges of the globe, Win32/Kryptik.GWKF grows by jumps and bounds. However, the ransom notes and methods of extorting the ransom money amount may differ relying on specific regional (regional) settings. The ransom money notes and also techniques of obtaining the ransom quantity might vary depending on specific local (regional) setups.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software program.

    In certain areas, the Trojans frequently wrongfully report having actually spotted some unlicensed applications made it possible for on the victim’s device. The sharp after that demands the user to pay the ransom money.

    Faulty statements regarding prohibited web content.

    In nations where software application piracy is much less popular, this technique is not as effective for the cyber frauds. Additionally, the Win32/Kryptik.GWKF popup alert might incorrectly assert to be originating from a police establishment as well as will certainly report having situated youngster porn or other prohibited information on the device.

    Win32/Kryptik.GWKF popup alert might incorrectly claim to be deriving from a law enforcement institution as well as will report having situated kid pornography or various other unlawful data on the tool. The alert will similarly contain a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: B66EAA6D
md5: 9246d60c24591855bc1792aa0a672ff7
name: 9246D60C24591855BC1792AA0A672FF7.mlw
sha1: fdd274aeb22c1b8ade68b02c50f9fead0395ea64
sha256: b6317c86864cc8dc3ff1364a536919dd3cf8fa6f16ee21df6fb81fa5220a3399
sha512: 6b51f79bf08f62f8d547f70cb85fb383f0f48825205d162ac2d6eddd0f9937b5d493484561b50796e35ca3a1aea80efe92e8c9d3df7e175212a15b95699e0494
ssdeep: 3072:CmbHAgRRe+tP8GmxpygZ7czwj9nQFjtZh+BbaYJ:CmjAClP8cgZQzvFj2z
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GWKF also known as:

GridinSoft Trojan.Ransom.Gen
FireEye Trojan.GenericKD.35365975
CAT-QuickHeal Trojan.Wacatac
McAfee Artemis!9246D60C2459
Cylance Unsafe
AegisLab Trojan.Win32.Deapax.4!c
Sangfor Malware
K7AntiVirus Trojan ( 005583011 )
BitDefender Trojan.GenericKD.35365975
K7GW Trojan ( 005583011 )
CrowdStrike win/malicious_confidence_100% (W)
Cyren W32/Trojan.AMJY-2171
Symantec ML.Attribute.HighConfidence
Avast Win32:Trojan-gen
Cynet Malicious (score: 85)
Kaspersky HEUR:Trojan.Win32.Deapax.gen
Alibaba Ransom:Win32/KlopRansom.174
ViRobot Trojan.Win32.Agent.145232
MicroWorld-eScan Trojan.GenericKD.35365975
Ad-Aware Trojan.GenericKD.35365975
Emsisoft MalCert.A (A)
Comodo Malware@#1mr73ggfsgcnl
F-Secure Trojan.TR/Crypt.Agent.lcbgu
DrWeb Trojan.Siggen11.48454
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R011C0RK420
McAfee-GW-Edition Artemis!Trojan
Sophos Mal/Generic-R + Mal/EncPk-AAQ
Ikarus Trojan.Win32.Crypt
Jiangmin Trojan.Deapax.f
Avira TR/Crypt.Agent.lcbgu
Antiy-AVL Trojan/Win32.Kryptik
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/ClopCrypt.V!cert
Arcabit Trojan.Generic.D21BA457
ZoneAlarm HEUR:Trojan.Win32.Deapax.gen
GData Trojan.GenericKD.35365975
TACHYON Trojan/W32.Clop.145232
AhnLab-V3 Trojan/Win32.ClopRansom.R356029
ALYac Trojan.Ransom.Clop
MAX malware (ai score=100)
VBA32 Trojan.Deapax
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Kryptik.GWKF
TrendMicro-HouseCall TROJ_GEN.R011C0RK420
Fortinet W32/Kryptik.GWKF!tr
AVG Win32:Trojan-gen
Paloalto generic.ml
Qihoo-360 Generic/HEUR/QVM07.1.FCEF.Malware.Gen

How to remove Win32/Kryptik.GWKF virus?

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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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.GWKF 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.GWKF 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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