Win32/Kryptik.GAOK

What is Win32/Kryptik.GAOK infection?

In this short article you will certainly discover about the interpretation of Win32/Kryptik.GAOK as well as its negative effect on your computer. Such ransomware are a form of malware that is clarified by on-line fraudulences to demand paying the ransom by a target.

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In the majority of the instances, Win32/Kryptik.GAOK infection will advise its victims to launch funds move for the function of counteracting the changes that the Trojan infection has actually presented to the target’s tool.

Win32/Kryptik.GAOK 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • 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.;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Executed a process and injected code into it, probably while unpacking;
  • Ciphering the papers found on the sufferer’s disk drive — so the sufferer can no more utilize the data;
  • 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.

Win32/Kryptik.GAOK

One of the most regular networks whereby Win32/Kryptik.GAOK 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 ending up on a resource that hosts a malicious software application;

As soon as the Trojan is effectively injected, it will either cipher the information on the target’s computer or stop the gadget from operating in an appropriate way – while additionally placing a ransom money note that points out the demand for the targets to effect the settlement for the objective of decrypting the papers or bring back the documents system back to the initial problem. In the majority of instances, the ransom money note will turn up when the client restarts the COMPUTER after the system has currently been harmed.

Win32/Kryptik.GAOK circulation channels.

In various edges of the world, Win32/Kryptik.GAOK expands by leaps and also bounds. However, the ransom money notes and techniques of extorting the ransom money amount might differ depending on certain regional (local) settings. The ransom notes and also methods of extorting the ransom money amount might vary depending on certain neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software application.

    In specific locations, the Trojans typically wrongfully report having identified some unlicensed applications enabled on the target’s tool. The sharp after that requires the customer to pay the ransom money.

    Faulty statements regarding illegal material.

    In nations where software application piracy is much less preferred, this method is not as efficient for the cyber frauds. Additionally, the Win32/Kryptik.GAOK popup alert may incorrectly assert to be stemming from a police institution and will report having located kid pornography or various other illegal information on the gadget.

    Win32/Kryptik.GAOK popup alert may wrongly declare to be acquiring from a legislation enforcement institution as well as will certainly report having located child porn or various other illegal information on the gadget. The alert will likewise include a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 3E37F16E
md5: b8226dd6ab28dce5e38291044e84bcb3
name: B8226DD6AB28DCE5E38291044E84BCB3.mlw
sha1: 803d39666a696e8d59698d6bc9de768949a449b7
sha256: 95dfe15052bae3a06fea0f40014ed9d521a640ca1fde443176bcad9c4ffc3510
sha512: 4c745e8c782dd98be6b8af6e612683eeaed9fc08be88e3e7ffeb8fba0b37a97121743e9a16157285a5ea60fbdd7160eb3f22fb976d8c73e74dfc4056da0ffd55
ssdeep: 12288:V+xM6tvfNClEki7dfzEg7DGdk0jOkdIhvaJjoIA:f+vxzhDGdrdIhSJjr
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GAOK also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 005089c51 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Stealer.18284
Cynet Malicious (score: 100)
ALYac Trojan.GenericKD.44320397
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Foreign.0e551c8c
K7GW Trojan ( 005089c51 )
Cybereason malicious.6ab28d
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.GAOK
APEX Malicious
Avast FileRepMalware
Kaspersky Trojan-Ransom.Win32.Foreign.nrwi
BitDefender Trojan.GenericKD.44320397
NANO-Antivirus Trojan.Win32.Stealer.evinml
MicroWorld-eScan Trojan.GenericKD.44320397
Tencent Win32.Trojan.Foreign.Pefi
Ad-Aware Trojan.GenericKD.44320397
Sophos Mal/Generic-S
Comodo Malware@#2g2v5bdkfyh3s
BitDefenderTheta Gen:NN.ZexaF.34628.CyW@aaqLN3li
VIPRE Trojan.Win32.Generic!BT
TrendMicro Mal_MiliCry-1c
McAfee-GW-Edition BehavesLike.Win32.Generic.gc
FireEye Generic.mg.b8226dd6ab28dce5
Emsisoft Trojan.GenericKD.44320397 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Foreign.hec
Avira HEUR/AGEN.1103378
eGambit Unsafe.AI_Score_98%
Microsoft Trojan:Win32/Tiggre!rfn
Arcabit Trojan.Generic.D2A4468D
AegisLab Trojan.Win32.Generic.4!c
GData Trojan.GenericKD.44320397
McAfee Artemis!B8226DD6AB28
MAX malware (ai score=99)
VBA32 BScope.Backdoor.Mokes
Malwarebytes MachineLearning/Anomalous.97%
Panda Trj/CI.A
TrendMicro-HouseCall Mal_MiliCry-1c
Rising Ransom.Foreign!8.292 (CLOUD)
Yandex Trojan.Foreign!Mt00IzioiMA
Ikarus Trojan-Ransom.GandCrab
Fortinet W32/Kryptik.FPSG!tr
AVG FileRepMalware
Paloalto generic.ml
Qihoo-360 Win32/Trojan.Foreign.HgIASOQA

How to remove Win32/Kryptik.GAOK 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.GAOK 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.GAOK 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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