Win32/Kryptik.GAXT

What is Win32/Kryptik.GAXT infection?

In this post you will find regarding the definition of Win32/Kryptik.GAXT and also its adverse impact on your computer. Such ransomware are a kind of malware that is specified by online scams to require paying the ransom money by a victim.

Most of the cases, Win32/Kryptik.GAXT virus will advise its targets to start funds move for the purpose of counteracting the modifications that the Trojan infection has introduced to the victim’s device.

Win32/Kryptik.GAXT 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.
  • A process created a hidden window;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Modifies boot configuration settings;
  • Steals private information from local Internet browsers;
  • 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;
  • Likely virus infection of existing system binary;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files situated on the victim’s hard drive — so the victim can no longer make use of 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.GAXT

The most typical networks through which Win32/Kryptik.GAXT 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 user winding up on a source that organizes a destructive software program;

As quickly as the Trojan is successfully injected, it will certainly either cipher the information on the target’s PC or prevent the gadget from operating in a correct way – while additionally putting a ransom money note that points out the demand for the sufferers to effect the repayment for the function of decrypting the documents or restoring the data system back to the preliminary condition. In most instances, the ransom note will certainly show up when the client restarts the COMPUTER after the system has already been damaged.

Win32/Kryptik.GAXT distribution networks.

In various corners of the globe, Win32/Kryptik.GAXT expands by jumps and also bounds. Nonetheless, the ransom money notes and tricks of obtaining the ransom amount might differ relying on particular local (local) setups. The ransom notes and methods of obtaining the ransom amount might vary depending on particular local (local) settings.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software.

    In certain locations, the Trojans typically wrongfully report having spotted some unlicensed applications allowed on the target’s device. The alert then demands the customer to pay the ransom money.

    Faulty declarations about prohibited material.

    In nations where software program piracy is much less popular, this method is not as efficient for the cyber scams. Alternatively, the Win32/Kryptik.GAXT popup alert might incorrectly declare to be stemming from a law enforcement organization and also will certainly report having located kid pornography or other unlawful data on the device.

    Win32/Kryptik.GAXT popup alert might incorrectly claim to be obtaining from a regulation enforcement establishment as well as will certainly report having located youngster porn or various other unlawful information on the gadget. The alert will likewise consist of a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 058E245Cmd5: 42de95649d37db069143ddc6790ef84cname: 42DE95649D37DB069143DDC6790EF84C.mlwsha1: ba1410aed838ca0a0e183f9007881ddc7e3dbd1bsha256: 7b43d8945d03e1be3a702229b2f25b26485cc7b3d8d41f20ea13153ec1c66f8bsha512: e7886564bc576eb3e2432bfde7199487d0677685d72803e4bc7fe1c47075e52c2a5b8a84448c80bec2fc1a64a287387583df05579a91101163b5d8fdbe5bc520ssdeep: 6144:acFkiy8G+7vpwdOwcBFsXGQohpTJOvI65PMZfLiy4R+Js3XpKIKKO:Jk8G+7vpwdO9BFs2JTkA//SpKIdOtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9AVG Technologies 2016 All rights reserved.FileVersion: 9.4.22.805CompanyName: AVG TechnologiesPrivateBuild: 9.4.22.805LegalTrademarks: Copyright xa9AVG Technologies 2016 All rights reserved.Comments: Winhttp EmploymentProductName: KeepingVirtualizedProductVersion: 9.4.22.805FileDescription: Winhttp EmploymentOriginalFilename: KeepingVirtualized.exeTranslation: 0x0409 0x04b0

Win32/Kryptik.GAXT also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Trojan.Generic.22837622
Cylance Unsafe
Zillya Trojan.Kryptik.Win32.1497164
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Ransom:Win32/Bitcovar.659e6d7b
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.GAXT
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Bitcovar.hs
BitDefender Trojan.Generic.22837622
NANO-Antivirus Trojan.Win32.Bitcovar.fimwcu
MicroWorld-eScan Trojan.Generic.22837622
Tencent Win32.Trojan.Bitcovar.Pdms
Ad-Aware Trojan.Generic.22837622
Sophos Mal/Generic-S
Comodo Malware@#2h0mck16nufgb
F-Secure Trojan.TR/Crypt.XPACK.btlga
BitDefenderTheta Gen:NN.ZexaF.34608.Cq0@aKAiwjei
VIPRE Trojan.Win32.Generic!BT
TrendMicro Mal_HPGen-37b
McAfee-GW-Edition BehavesLike.Win32.Injector.gc
FireEye Generic.mg.42de95649d37db06
Emsisoft Trojan.Generic.22837622 (B)
SentinelOne Static AI – Malicious PE
Avira TR/Crypt.XPACK.btlga
Microsoft Ransom:Win32/Betisrypt.D
Arcabit Trojan.Generic.D15C7976
AegisLab Trojan.Win32.Bitcovar.j!c
ZoneAlarm Trojan-Ransom.Win32.Bitcovar.hs
GData Trojan.Generic.22837622
AhnLab-V3 Win-Trojan/Sagecrypt.Gen
Acronis suspicious
McAfee Artemis!42DE95649D37
MAX malware (ai score=98)
VBA32 Trojan-Ransom.Bitcovar
Malwarebytes MachineLearning/Anomalous.100%
Panda Trj/CI.A
TrendMicro-HouseCall Mal_HPGen-37b
Rising Ransom.Bitcovar!8.E709 (CLOUD)
Yandex Trojan.Bitcovar!bc5+lIoPkAs
Ikarus Trojan-Spy.Remcos
Fortinet W32/Filecoder.FS!tr.ransom
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Trojan.Ransom.960

How to remove Win32/Kryptik.GAXT 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Win32/Kryptik.GAXT you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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