Win32/Kryptik.GKTH

What is Win32/Kryptik.GKTH infection?

In this short article you will certainly locate about the interpretation of Win32/Kryptik.GKTH and also its negative influence on your computer system. Such ransomware are a form of malware that is elaborated by online scams to demand paying the ransom by a victim.

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In the majority of the situations, Win32/Kryptik.GKTH infection will certainly advise its victims to launch funds move for the function of counteracting the amendments that the Trojan infection has presented to the sufferer’s device.

Win32/Kryptik.GKTH 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.
  • Unconventionial language used in binary resources: Turkish;
  • 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 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!
  • 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.
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the sufferer’s hard disk — so the victim can no longer utilize the data;
  • Preventing routine accessibility to the sufferer’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.GKTH

The most typical channels where Win32/Kryptik.GKTH are infused are:

  • By methods of phishing emails;
  • As a repercussion of user winding up on a resource that holds a harmful software application;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the sufferer’s PC or protect against the gadget from working in an appropriate fashion – while additionally positioning a ransom note that points out the requirement for the victims to impact the repayment for the purpose of decrypting the documents or recovering the file system back to the preliminary problem. In the majority of circumstances, the ransom money note will come up when the customer reboots the COMPUTER after the system has actually already been damaged.

Win32/Kryptik.GKTH circulation channels.

In different edges of the globe, Win32/Kryptik.GKTH expands by leaps as well as bounds. Nonetheless, the ransom money notes and tricks of obtaining the ransom money amount might differ relying on specific neighborhood (local) setups. The ransom money notes as well as tricks of extorting the ransom quantity might vary depending on specific regional (regional) setups.

Ransomware injection

For instance:

    Faulty alerts regarding unlicensed software.

    In particular areas, the Trojans frequently wrongfully report having actually spotted some unlicensed applications made it possible for on the target’s gadget. The sharp after that requires the individual to pay the ransom.

    Faulty declarations about unlawful content.

    In countries where software program piracy is less prominent, this technique is not as efficient for the cyber frauds. Conversely, the Win32/Kryptik.GKTH popup alert might falsely assert to be stemming from a law enforcement organization as well as will report having located child porn or other illegal information on the tool.

    Win32/Kryptik.GKTH popup alert might incorrectly assert to be acquiring from a law enforcement institution and will certainly report having located kid pornography or other prohibited information on the device. The alert will likewise consist of a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 8156EA05
md5: 083a27f15603e76e498352567efed76f
name: 083A27F15603E76E498352567EFED76F.mlw
sha1: b9cd98057cbbb7bea2f978855414440753c33d4f
sha256: 7ccc448710d48915356c504770f9b77318307d712a5d192a26e88e3ef323cca9
sha512: 688dde95f6c11db5f2cfc9648fca4ba535082ce3a0022e25243739811bb4a5f2fb73c73eed2de05918cd469a0453b231dda9bf5f92b6c76ef882eac80864dc29
ssdeep: 3072:y5khFuST2Dd2E84EDi//CwNgkt0QIvifev0wN3SumGvsRJhsmFYk8IclBNyKLu:y5khAS6Dd2E840SCktHIjv0wSumGvs/
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GKTH also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00516fdf1 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.26305
Cynet Malicious (score: 100)
ALYac Trojan.Brsecmon.1
Cylance Unsafe
Zillya Trojan.GandCrypt.Win32.593
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Trojan:Win32/GandCrypt.12989aad
K7GW Trojan ( 00516fdf1 )
Cybereason malicious.15603e
Cyren W32/Kryptik.JB.gen!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GKTH
Zoner Trojan.Win32.72045
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.GandCrypt.exx
BitDefender Trojan.Brsecmon.1
NANO-Antivirus Trojan.Win32.GandCrypt.fhrhff
MicroWorld-eScan Trojan.Brsecmon.1
Tencent Win32.Trojan.Gandcrypt.Ees
Ad-Aware Trojan.Brsecmon.1
Sophos Mal/Generic-S + Mal/GandCrab-B
Comodo Malware@#3j21tpkc5z4hp
BitDefenderTheta Gen:NN.ZexaF.34608.luW@ayrvxliG
VIPRE Trojan.Win32.Generic!BT
TrendMicro TrojanSpy.Win32.CLIPBANKER.SMB
McAfee-GW-Edition BehavesLike.Win32.MultiPlug.ch
FireEye Generic.mg.083a27f15603e76e
Emsisoft Trojan.Brsecmon.1 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1121541
Microsoft Trojan:Win32/IcedId.PVS!MTB
AegisLab Trojan.Win32.GandCrypt.4!c
ZoneAlarm Trojan-Ransom.Win32.GandCrypt.exx
GData Trojan.Brsecmon.1
AhnLab-V3 Trojan/Win32.Gandcrab.R237011
Acronis suspicious
McAfee Trojan-FPYT!083A27F15603
MAX malware (ai score=100)
VBA32 TrojanRansom.GandCrypt
Malwarebytes Trojan.MalPack.GS
Panda Trj/GdSda.A
TrendMicro-HouseCall TrojanSpy.Win32.CLIPBANKER.SMB
Rising Ransom.GandCrypt!8.F33E (CLOUD)
Yandex Trojan.GenAsa!m4/nO/mgAso
Ikarus Trojan.Crypt
Fortinet W32/GenKryptik.CNAR!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.GandCrab.HwoCSsoA

How to remove Win32/Kryptik.GKTH 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.GKTH 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.GKTH 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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