Win32/Kryptik.GJAN

What is Win32/Kryptik.GJAN infection?

In this short article you will certainly discover concerning the definition of Win32/Kryptik.GJAN and its unfavorable influence on your computer. Such ransomware are a form of malware that is clarified by on-line frauds to demand paying the ransom money by a target.

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In the majority of the instances, Win32/Kryptik.GJAN infection will instruct its victims to launch funds move for the purpose of reducing the effects of the amendments that the Trojan infection has actually introduced to the target’s gadget.

Win32/Kryptik.GJAN 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: Estonian;
  • 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 modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Ciphering the records located on the sufferer’s hard drive — so the victim can no more make use of the information;
  • Preventing routine accessibility 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.GJAN

The most common channels through which Win32/Kryptik.GJAN are injected 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 consequence of customer winding up on a source that holds a malicious software program;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the victim’s PC or prevent the device from working in an appropriate manner – while likewise placing a ransom note that discusses the need for the sufferers to impact the payment for the objective of decrypting the papers or bring back the file system back to the initial condition. In a lot of circumstances, the ransom note will turn up when the customer reboots the COMPUTER after the system has actually currently been damaged.

Win32/Kryptik.GJAN circulation networks.

In numerous edges of the globe, Win32/Kryptik.GJAN expands by leaps and bounds. Nonetheless, the ransom money notes and also methods of extorting the ransom quantity might differ depending upon certain regional (regional) settings. The ransom money notes and also methods of extorting the ransom money quantity might vary depending on specific local (local) setups.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software application.

    In specific locations, the Trojans commonly wrongfully report having spotted some unlicensed applications allowed on the sufferer’s gadget. The alert then demands the individual to pay the ransom money.

    Faulty declarations regarding prohibited web content.

    In nations where software program piracy is less popular, this method is not as efficient for the cyber frauds. Conversely, the Win32/Kryptik.GJAN popup alert may wrongly declare to be stemming from a law enforcement institution as well as will certainly report having located kid porn or other illegal information on the tool.

    Win32/Kryptik.GJAN popup alert may wrongly assert to be acquiring from a legislation enforcement organization as well as will certainly report having situated child porn or various other unlawful information on the device. The alert will in a similar way have a need for the user to pay the ransom.

Technical details

File Info:

crc32: 2003DD7A
md5: 3123f8e1abfdee045f191507e3529c26
name: 3123F8E1ABFDEE045F191507E3529C26.mlw
sha1: 66d864240e1d38cf56e688c818efb5b4b08e6760
sha256: 740c1f27de17e5e53096a9f9f89bdcbb50857f5ce2c29de7a06e073e63e427ae
sha512: 5687e4cf7c7df445509cdd8c3c3c7ad0cc9bb13556829894f8e8e34c7c9533a536be6bdf1af99d25ec2f95e08458b9ad1c5e1fe289e22baf9ba0c7961f090c2f
ssdeep: 6144:BvOKXkRnmyL+c7MApPLRNZrHQdeEvhRNJg:BmKXkRZqiM0PbZrHHEvv
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0809 0x04b0

Win32/Kryptik.GJAN also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.24384
MicroWorld-eScan Trojan.BRMon.Gen.4
CAT-QuickHeal Trojan.Chapak.ZZ6
ALYac Trojan.Ransom.GandCrab
Cylance Unsafe
Zillya Trojan.GenericKD.Win32.126249
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Alibaba VirTool:Win32/CeeInject.2dec54d2
K7GW Riskware ( 0040eff71 )
Cybereason malicious.1abfde
Cyren W32/S-8106a1e5!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GJAN
APEX Malicious
Avast Win32:Malware-gen
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.BRMon.Gen.4
NANO-Antivirus Trojan.Win32.Blocker.ffokpi
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
Tencent Win32.Trojan.Generic.Lfzn
Ad-Aware Trojan.BRMon.Gen.4
Sophos Mal/Generic-R + Mal/GandCrab-B
Comodo TrojWare.Win32.Ransom.GandCrab.AQ@7rkz6l
BitDefenderTheta Gen:NN.ZexaF.34670.pyW@aybJG2pI
TrendMicro Ransom_GANDCRAB.SMALY-3
McAfee-GW-Edition BehavesLike.Win32.Trojan.dh
FireEye Generic.mg.3123f8e1abfdee04
Emsisoft Trojan.BRMon.Gen.4 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Backdoor.Mokes.hh
Avira HEUR/AGEN.1102740
Microsoft VirTool:Win32/CeeInject.ABO!bit
Arcabit Trojan.BRMon.Gen.4
AegisLab Trojan.Win32.Blocker.j!c
GData Trojan.BRMon.Gen.4
AhnLab-V3 Win-Trojan/Gandcrab04.Exp
Acronis suspicious
McAfee Packed-FJJ!3123F8E1ABFD
MAX malware (ai score=81)
VBA32 BScope.TrojanDownloader.Upatre
Malwarebytes Trojan.MalPack
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_GANDCRAB.SMALY-3
Rising Ransom.GandCrypt!8.F33E (CLOUD)
Yandex Trojan.GenAsa!b1bzsEtBmeQ
Ikarus Virus.Win32.CeeInject
MaxSecure Ransomeware.GandCrypt.Gen
Fortinet W32/Kryptik.GKJF!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Trojan.CeeInject.HgIASOcA

How to remove Win32/Kryptik.GJAN 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.GJAN 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.GJAN 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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