Win32/Kryptik.GJLL

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

What is Win32/Kryptik.GJLL infection?

In this article you will certainly discover concerning the interpretation of Win32/Kryptik.GJLL as well as its negative effect on your computer. Such ransomware are a kind of malware that is clarified by on the internet frauds to demand paying the ransom by a victim.

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In the majority of the situations, Win32/Kryptik.GJLL virus will certainly advise its victims to launch funds transfer for the function of counteracting the amendments that the Trojan infection has actually presented to the victim’s device.

Win32/Kryptik.GJLL Summary

These alterations can be as follows:

  • Executable code extraction;
  • Creates RWX memory;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Reads data out of its own binary image;
  • Unconventionial language used in binary resources: Vietnamese;
  • The binary likely contains encrypted or compressed data.;
  • Detects Sandboxie through the presence of a library;
  • Detects the presence of Wine emulator via function name;
  • Network activity detected but not expressed in API logs;
  • Attempts to identify installed analysis tools by a known file location;
  • Checks for the presence of known devices from debuggers and forensic tools;
  • Detects the presence of Wine emulator via registry key;
  • Detects Sandboxie using a known mutex;
  • Checks for a known DeepFreeze Frozen State Mutex;
  • Collects information to fingerprint the system;
  • Anomalous binary characteristics;
  • Ciphering the papers located on the victim’s hard drive — so the sufferer can no longer use the data;
  • Preventing routine access to the sufferer’s workstation;

Win32/Kryptik.GJLL

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

  • By ways of phishing emails;
  • As an effect of customer winding up on a resource that organizes a malicious software application;

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 an appropriate manner – while additionally positioning a ransom money note that states the need for the sufferers to effect the settlement for the purpose of decrypting the documents or bring back the documents system back to the initial problem. In a lot of instances, the ransom money note will certainly turn up when the customer restarts the COMPUTER after the system has currently been damaged.

Win32/Kryptik.GJLL circulation networks.

In different edges of the world, Win32/Kryptik.GJLL grows by leaps as well as bounds. However, the ransom money notes and also tricks of extorting the ransom money amount may differ depending on specific neighborhood (local) setups. The ransom money notes and methods of extorting the ransom money quantity might differ depending on particular neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty signals regarding unlicensed software.

    In certain areas, the Trojans typically wrongfully report having identified some unlicensed applications made it possible for on the sufferer’s gadget. The alert then requires the user to pay the ransom money.

    Faulty declarations about illegal content.

    In nations where software piracy is less prominent, this method is not as effective for the cyber scams. Alternatively, the Win32/Kryptik.GJLL popup alert might falsely declare to be deriving from a law enforcement establishment and will certainly report having located child pornography or various other prohibited data on the device.

    Win32/Kryptik.GJLL popup alert might incorrectly claim to be deriving from a regulation enforcement establishment as well as will certainly report having located child pornography or various other unlawful data on the device. The alert will in a similar way include a need for the user to pay the ransom money.

Technical details

File Info:

crc32: CEF37284
md5: 926698615ac269366a641c8abe21ba0c
name: 926698615AC269366A641C8ABE21BA0C.mlw
sha1: 17a1d7589030359d741ecaa0b16d5f74b1d497b0
sha256: 43315e558d9e2d6918e6ac78f1a8ab233789731c8084a8b90fe99736fe68b0b1
sha512: 5c252abdbd351e77de74b59a2bb88db4d0c6e8262e5ee1b70937a4bd27c808f5a44ec75c4b74f383942604e3a467231fabed65bf119cb41dbaba920c62def42f
ssdeep: 3072:lpWzgzFbXcFHX+w+uukoBnZaIX9srkIwXnZC/KwvnXGLNdz:lQgzFbX+MJBnZH9hXntw/qrz
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GJLL also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusRiskware ( 0040eff71 )
Elasticmalicious (high confidence)
DrWebTrojan.PWS.Stealer.24300
CynetMalicious (score: 100)
CAT-QuickHealTrojan.Chapak.ZZ5
ALYacGen:Variant.Ransom.BitPaymer.18
CylanceUnsafe
ZillyaTrojan.GenericKD.Win32.138872
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaTrojan:Win32/Kryptik.1f7412b7
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.15ac26
SymantecPacked.Generic.525
ESET-NOD32a variant of Win32/Kryptik.GJLL
APEXMalicious
AvastFileRepMalware
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Variant.Ransom.BitPaymer.18
NANO-AntivirusTrojan.Win32.Stealer.fhrplm
MicroWorld-eScanGen:Variant.Ransom.BitPaymer.18
TencentWin32.Trojan-banker.Jimmy.Hroo
Ad-AwareGen:Variant.Ransom.BitPaymer.18
SophosMal/Generic-S + Mal/GandCrab-G
ComodoApplication.Win32.Dlhelper.GJ@8137f9
BitDefenderThetaGen:NN.ZexaF.34758.luW@a0rWUrmG
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom.Win32.RYUK.SMB
McAfee-GW-EditionBehavesLike.Win32.Emotet.cc
FireEyeGeneric.mg.926698615ac26936
EmsisoftGen:Variant.Ransom.BitPaymer.18 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Chapak.mw
AviraHEUR/AGEN.1106544
eGambitUnsafe.AI_Score_99%
MicrosoftTrojan:Win32/RYUK.DSK!MTB
ArcabitTrojan.Ransom.BitPaymer.18
AegisLabTrojan.Win32.Jimmy.7!c
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataGen:Variant.Ransom.BitPaymer.18
AhnLab-V3Win-Trojan/Gandcrab04.Exp
Acronissuspicious
McAfeePacked-FKD!926698615AC2
MAXmalware (ai score=85)
VBA32BScope.Trojan.Fuerboos
MalwarebytesMachineLearning/Anomalous.95%
PandaTrj/GdSda.A
TrendMicro-HouseCallRansom.Win32.RYUK.SMB
RisingTrojan.Generic@ML.100 (RDML:9tJi7cweBK2ShuojAeEJBA)
YandexTrojan.Agent!ITTf2UtFois
IkarusTrojan.Win32.Crypt
MaxSecureRansomeware.CRAB.gen
FortinetW32/Generic.AP.1D450C!tr
AVGFileRepMalware
Paloaltogeneric.ml

How to remove Win32/Kryptik.GJLL ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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.GJLL 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.GJLL 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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