Win32/Kryptik.GJDP

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

What is Win32/Kryptik.GJDP infection?

In this article you will locate about the meaning of Win32/Kryptik.GJDP as well as its unfavorable influence on your computer. Such ransomware are a kind of malware that is elaborated by on-line scams to demand paying the ransom money by a victim.

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Most of the instances, Win32/Kryptik.GJDP virus will instruct its victims to initiate funds transfer for the function of counteracting the changes that the Trojan infection has introduced to the target’s device.

Win32/Kryptik.GJDP 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 papers located on the sufferer’s hard disk — so the sufferer can no longer use the data;
  • Preventing regular accessibility to the target’s workstation;
Similar behavior
Related domains
kristinka.orgTrojan.Ransom.GandCrab

Win32/Kryptik.GJDP

One of the most common networks where Win32/Kryptik.GJDP Ransomware Trojans are injected are:

  • By ways of phishing emails;
  • As a consequence of user ending up on a source that organizes a malicious software program;

As soon as the Trojan is successfully infused, it will certainly either cipher the data on the target’s computer or avoid the tool from operating in an appropriate manner – while likewise placing a ransom note that states the need for the sufferers to effect the payment for the purpose of decrypting the documents or restoring the documents system back to the preliminary condition. In most instances, the ransom money note will come up when the client restarts the PC after the system has already been damaged.

Win32/Kryptik.GJDP distribution channels.

In different edges of the world, Win32/Kryptik.GJDP expands by jumps and bounds. Nonetheless, the ransom notes and tricks of extorting the ransom money quantity might differ depending upon certain regional (regional) settings. The ransom money notes and also tricks of extorting the ransom money amount might vary depending on certain neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software.

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

    Faulty declarations about unlawful web content.

    In nations where software application piracy is less prominent, this approach is not as reliable for the cyber fraudulences. Conversely, the Win32/Kryptik.GJDP popup alert may wrongly assert to be originating from a law enforcement institution as well as will report having located child porn or various other prohibited data on the gadget.

    Win32/Kryptik.GJDP popup alert may incorrectly declare to be acquiring from a regulation enforcement establishment and also will certainly report having located kid porn or various other illegal data on the device. The alert will similarly contain a need for the user to pay the ransom.

Technical details

File Info:

crc32: BDDBABDB
md5: 80f2af23b62d92a64acb3c2d15691609
name: 80F2AF23B62D92A64ACB3C2D15691609.mlw
sha1: 3627aad61ac44b6ee743d66d14d31284ef0bb98f
sha256: 4ecfb959f16c062aa47cb6713ae06a7ffe43e24ffd4d6c17d8c669dff3dbddcb
sha512: 1a862d277fe864033ccbea5c0c1de29c91d4be4234d394b189ded9953d2091003e9ced55ec4a2e0f0973aa72569ae1b64b0e159486089bd1f2b4fec0368fbf50
ssdeep: 6144:Bj+6kvLLBxxxQMwnHzKi7Xcmp0/KKHbM:B66YvxBYzKi7Xck0r7M
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2017, josfibup
InternalName: tatira.exe
FileVersion: 3.7.9
ProductVersion: 3.7.9
Translation: 0x0809 0x04b0

Win32/Kryptik.GJDP also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.BRMon.Gen.4
FireEyeGeneric.mg.80f2af23b62d92a6
CAT-QuickHealTrojan.Chapak.ZZ6
ALYacTrojan.Ransom.GandCrab
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusRiskware ( 0040eff71 )
BitDefenderTrojan.BRMon.Gen.4
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.3b62d9
CyrenW32/S-568c9372!Eldorado
SymantecPacked.Generic.525
APEXMalicious
AvastWin32:Malware-gen
ClamAVWin.Ransomware.Gandcrab-7101056-0
KasperskyHEUR:Trojan.Win32.Generic
AlibabaTrojan:Win32/Kryptik.5e5af433
NANO-AntivirusTrojan.Win32.Kryptik.fgsvny
ViRobotTrojan.Win32.GandCrab.328192
RisingTrojan.Vigorf!8.EAEA (CLOUD)
Ad-AwareTrojan.BRMon.Gen.4
EmsisoftTrojan.BRMon.Gen.4 (B)
ComodoTrojWare.Win32.Ransom.GandCrab.AQ@7rkz6l
F-SecureHeuristic.HEUR/AGEN.1102756
DrWebTrojan.Encoder.24384
ZillyaTrojan.GenericKD.Win32.124899
TrendMicroRansom_GANDCRAB.SMALY-3
McAfee-GW-EditionBehavesLike.Win32.Generic.fc
SophosMal/Generic-R + Mal/GandCrab-B
SentinelOneStatic AI – Malicious PE
JiangminTrojan.GandCrypt.hs
AviraHEUR/AGEN.1102756
eGambitUnsafe.AI_Score_96%
MAXmalware (ai score=80)
Antiy-AVLTrojan[Ransom]/Win32.GandCrypt
MicrosoftTrojan:Win32/Azorult!ml
ArcabitTrojan.BRMon.Gen.4
SUPERAntiSpywareTrojan.Agent/Gen-Kryptik
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataTrojan.BRMon.Gen.4
CynetMalicious (score: 100)
AhnLab-V3Win-Trojan/Gandcrab04.Exp
Acronissuspicious
McAfeePacked-FJJ!80F2AF23B62D
VBA32BScope.TrojanDownloader.Upatre
MalwarebytesTrojan.MalPack
PandaTrj/GdSda.A
ESET-NOD32a variant of Win32/Kryptik.GJDP
TrendMicro-HouseCallRansom_GANDCRAB.SMALY-3
TencentWin32.Trojan.Generic.Ebgs
YandexTrojan.GandCrypt!VCzqWhUft+A
IkarusTrojan.Win32.Crypt
FortinetW32/Kryptik.GKJF!tr
BitDefenderThetaGen:NN.ZexaF.34590.uu0@aiRYnDcI
AVGWin32:Malware-gen
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_90% (D)
Qihoo-360Win32/Trojan.Generic.HgIASOoA

How to remove Win32/Kryptik.GJDP virus?

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.GJDP 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.GJDP 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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