Win32/Kryptik.GCJN

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/Kryptik.GCJN infection?

In this short article you will locate regarding the definition of Win32/Kryptik.GCJN and its unfavorable effect on your computer. Such ransomware are a type of malware that is clarified by on-line fraudulences to demand paying the ransom by a victim.

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Most of the cases, Win32/Kryptik.GCJN ransomware will certainly advise its victims to start funds transfer for the purpose of reducing the effects of the modifications that the Trojan infection has presented to the sufferer’s device.

Win32/Kryptik.GCJN Summary

These adjustments can be as adheres to:

  • Executable code extraction;
  • Possible date expiration check, exits too soon after checking local time;
  • Creates RWX memory;
  • A process attempted to delay the analysis task.;
  • Reads data out of its own binary image;
  • A process created a hidden window;
  • Unconventionial language used in binary resources: Spanish (Guatemala);
  • The binary likely contains encrypted or compressed data.;
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Installs itself for autorun at Windows startup;
  • Creates a copy of itself;
  • Generates some ICMP traffic;
  • Anomalous binary characteristics;
  • Ciphering the papers found on the sufferer’s hard disk drive — so the sufferer can no longer utilize the data;
  • Preventing routine access to the sufferer’s workstation;

Related domains:

shell.viewRansom_HPGANDCRAB.SMONT
godz.bitRansom_HPGANDCRAB.SMONT

Win32/Kryptik.GCJN

The most typical networks where Win32/Kryptik.GCJN Trojans are infused are:

  • By means of phishing e-mails;
  • As an effect of user ending up on a source that organizes a harmful software program;

As quickly as the Trojan is successfully infused, it will certainly either cipher the data on the victim’s computer or avoid the gadget from functioning in an appropriate fashion – while likewise placing a ransom money note that mentions the demand for the victims to impact the payment for the objective of decrypting the records or recovering the documents system back to the initial problem. In most instances, the ransom money note will turn up when the customer reboots the PC after the system has currently been harmed.

Win32/Kryptik.GCJN circulation channels.

In different edges of the world, Win32/Kryptik.GCJN grows by jumps and bounds. Nevertheless, the ransom notes and also tricks of extorting the ransom money quantity may vary depending on specific local (local) setups. The ransom money notes and also techniques of extorting the ransom quantity may differ depending on specific neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software program.

    In certain locations, the Trojans usually wrongfully report having actually identified some unlicensed applications allowed on the target’s gadget. The alert after that requires the individual to pay the ransom.

    Faulty declarations concerning illegal material.

    In countries where software piracy is much less prominent, this technique is not as effective for the cyber frauds. Alternatively, the Win32/Kryptik.GCJN popup alert may falsely assert to be deriving from a law enforcement organization as well as will report having located youngster pornography or various other illegal information on the tool.

    Win32/Kryptik.GCJN popup alert may incorrectly assert to be deriving from a regulation enforcement organization and will report having located youngster porn or other illegal data on the gadget. The alert will similarly contain a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 510F3A27
md5: 48601267a26780588241320101a7da4a
name: 48601267A26780588241320101A7DA4A.mlw
sha1: c559adbc926d0fac5d2105e3ba7eeac82da0c55e
sha256: 40821e227196980aa58f724ce7abc6d7abf06bf676b06c60918223c5e434444b
sha512: 5a58e30e7a8ade0802797b97393778c97781a47117e07013c562052624b28e1508909e73d8bed97807b2c58c1fec1cee4c62f61d4932f6f3be7c6e9e7a257676
ssdeep: 1536:JGxLG/STxkirmRCxN5S/PrvlZSdnUvJzPkDrOEp7YLfXEddf7vwH9:JOC/SdkaaTlNCOEpcLP8UH
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2017, kpbjbvvg
FileVersion: 11.0.0.1
ProductVersion: 11.0.0.1
Translation: 0x0809 0x04b0

Win32/Kryptik.GCJN also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0053305e1 )
LionicTrojan.Win32.Generic.4!c
Elasticmalicious (high confidence)
DrWebTrojan.DownLoad3.65491
CynetMalicious (score: 100)
CAT-QuickHealTrojan.Chapak.ZZ5
ALYacTrojan.BRMon.Gen.1
CylanceUnsafe
ZillyaTrojan.Generic.Win32.314597
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaTrojan:Win32/Gandcrab.e2890ccf
K7GWTrojan ( 0053305e1 )
Cybereasonmalicious.7a2678
CyrenW32/S-dc907ce6!Eldorado
SymantecPacked.Generic.525
ESET-NOD32a variant of Win32/Kryptik.GCJN
APEXMalicious
AvastWin32:Malware-gen
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.BRMon.Gen.1
NANO-AntivirusTrojan.Win32.Jorik.exohar
MicroWorld-eScanTrojan.BRMon.Gen.1
TencentWin32.Trojan.Jorik.Pdci
Ad-AwareTrojan.BRMon.Gen.1
SophosMal/Generic-S + Mal/GandCrab-D
ComodoApplication.Win32.IStartSurf.PS@8c4m91
BitDefenderThetaGen:NN.ZexaF.34790.gu0@ai05IuKG
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_HPGANDCRAB.SMONT
McAfee-GW-EditionBehavesLike.Win32.Upatre.ch
FireEyeGeneric.mg.48601267a2678058
EmsisoftTrojan.BRMon.Gen.1 (B)
SentinelOneStatic AI – Suspicious PE
JiangminTrojan.Jorik.afpd
AviraHEUR/AGEN.1117310
Antiy-AVLTrojan/Generic.ASMalwS.244A28D
MicrosoftTrojan:Win32/Gandcrab.GM!MTB
SUPERAntiSpywareTrojan.Agent/Gen-Kryptik
GDataTrojan.BRMon.Gen.1
AhnLab-V3Trojan/Win32.Jorik.C2387197
Acronissuspicious
McAfeePacked-ZG!48601267A267
MAXmalware (ai score=99)
VBA32Trojan.Miner
MalwarebytesRansom.FileCryptor
PandaTrj/Genetic.gen
TrendMicro-HouseCallRansom_HPGANDCRAB.SMONT
RisingTrojan.Generic@ML.100 (RDML:33xuWUqRUf3ZYpFvjWVjXQ)
YandexTrojan.GenAsa!fhvS/7HhIX4
IkarusTrojan-Ransom.Agent
MaxSecureRansomeware.CRAB.gen
FortinetW32/Kryptik.GBHF!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.GandCrab.HwoCEpsA

How to remove Win32/Kryptik.GCJN 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.GCJN 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.GCJN 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/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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