Win32/Kryptik.GKSL

What is Win32/Kryptik.GKSL infection?

In this post you will certainly find about the meaning of Win32/Kryptik.GKSL and also its adverse influence on your computer. Such ransomware are a form of malware that is clarified by online frauds to require paying the ransom money by a victim.

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In the majority of the instances, Win32/Kryptik.GKSL ransomware will certainly instruct its sufferers to initiate funds move for the function of neutralizing the amendments that the Trojan infection has actually presented to the target’s gadget.

Win32/Kryptik.GKSL Summary

These adjustments 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.
  • 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.
  • 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;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the victim’s hard disk — so the victim can no longer use the information;
  • Preventing routine access to the victim’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.GKSL

The most normal networks whereby Win32/Kryptik.GKSL Trojans are injected are:

  • By ways of phishing e-mails;
  • As a repercussion of customer winding up on a source that holds a destructive software;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the information on the target’s PC or avoid the tool from operating in an appropriate fashion – while likewise positioning a ransom money note that points out the demand for the targets to effect the payment for the purpose of decrypting the records or recovering the documents system back to the first problem. In the majority of circumstances, the ransom money note will turn up when the client reboots the PC after the system has currently been damaged.

Win32/Kryptik.GKSL distribution channels.

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

Ransomware injection

For instance:

    Faulty notifies regarding unlicensed software.

    In particular locations, the Trojans frequently wrongfully report having spotted some unlicensed applications enabled on the victim’s gadget. The alert after that demands the user to pay the ransom money.

    Faulty statements about illegal content.

    In nations where software piracy is less popular, this technique is not as effective for the cyber scams. Alternatively, the Win32/Kryptik.GKSL popup alert might incorrectly claim to be originating from a police institution and also will report having located child porn or various other illegal information on the gadget.

    Win32/Kryptik.GKSL popup alert may falsely assert to be deriving from a regulation enforcement organization as well as will report having situated kid pornography or various other prohibited information on the gadget. The alert will similarly have a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 33F83472
md5: 58c9f86ab230cb36c13a785d4ef91477
name: 58C9F86AB230CB36C13A785D4EF91477.mlw
sha1: 0f7d794751adf63762900a48f271a452ae3a70c6
sha256: 888a64f6cc2d1bba8e1e450ff3cfcc227d2af03d58184f4a31e6dac54e8ca215
sha512: cdfc13c230a2d4cb9df3f9b80a61975f62f5274ab4dbd26f3be452ced8a3eb6a2a94a5709bddd94162f0f66ad73c1039f02edb6402cab23ca19ef2be012ce154
ssdeep: 3072:Svy6G9O+9Una+VjxzaMc4+ZsCNQz9ZQJOACuKLj69qVveX2Och:6y6G4VaE5espzXvACHLOI0X2Och
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

InternalName: sdafsdgsfdg.exe
FileVersion: 1.0.0.1
Translation: 0x0809 0x04b0

Win32/Kryptik.GKSL also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0053d5971 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Stealer.24403
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.GandCrab
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Ransom:Win32/GandCrypt.002002
K7GW Trojan ( 0053d5971 )
Cybereason malicious.ab230c
Cyren W32/Kryptik.IF.gen!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GKSL
APEX Malicious
Avast Win32:PWSX-gen [Trj]
ClamAV Win.Dropper.Gandcrab-6683447-0
Kaspersky Trojan-Ransom.Win32.GandCrypt.ewm
BitDefender Trojan.BRMon.Gen.4
NANO-Antivirus Trojan.Win32.GandCrypt.fhowan
SUPERAntiSpyware Ransom.GandCrab/Variant
MicroWorld-eScan Trojan.BRMon.Gen.4
Tencent Win32.Trojan.Gandcrypt.Syij
Ad-Aware Trojan.BRMon.Gen.4
Sophos ML/PE-A + Mal/GandCrab-B
Comodo TrojWare.Win32.TrojanSpy.Ursnif.EM@7vyz23
BitDefenderTheta Gen:NN.ZexaF.34670.ku0@aORCHMfG
VIPRE Trojan.Win32.Generic!BT
TrendMicro TrojanSpy.Win32.URSNIF.SMKB.hp
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.58c9f86ab230cb36
Emsisoft Trojan.BRMon.Gen.4 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1106537
eGambit Unsafe.AI_Score_99%
Microsoft Trojan:Win32/Predator!ml
Arcabit Trojan.BRMon.Gen.4
AegisLab Trojan.Win32.GandCrypt.4!c
GData Win32.Trojan-Ransom.GandCrab.O
AhnLab-V3 Win-Trojan/MalPe34.Suspicious.X2029
Acronis suspicious
McAfee Packed-FLX!58C9F86AB230
MAX malware (ai score=100)
VBA32 BScope.Trojan.Fuerboos
Malwarebytes Trojan.MalPack.GS
Panda Trj/Genetic.gen
TrendMicro-HouseCall TrojanSpy.Win32.URSNIF.SMKB.hp
Rising Trojan.Vigorf!8.EAEA (CLOUD)
Ikarus Trojan.Crypt
Fortinet W32/Kryptik.GKSY!tr
AVG Win32:PWSX-gen [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.GandCrab.HwoCEpsA

How to remove Win32/Kryptik.GKSL 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

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.GKSL 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.GKSL 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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