Win32/Kryptik.GIRG

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

What is Win32/Kryptik.GIRG infection?

In this article you will certainly discover concerning the interpretation of Win32/Kryptik.GIRG and also its negative impact on your computer system. Such ransomware are a kind of malware that is elaborated by on-line frauds to require paying the ransom money by a sufferer.

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In the majority of the instances, Win32/Kryptik.GIRG ransomware will certainly advise its victims to start funds move for the function of counteracting the changes that the Trojan infection has actually presented to the sufferer’s device.

Win32/Kryptik.GIRG Summary

These adjustments can be as complies with:

  • 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.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files situated on the target’s disk drive — so the victim can no longer use the information;
  • Preventing normal accessibility 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.GIRG

The most normal channels through which Win32/Kryptik.GIRG Ransomware are infused are:

  • By ways of phishing e-mails;
  • As a consequence of individual winding up on a resource that hosts a malicious software;

As soon as the Trojan is successfully infused, it will either cipher the data on the victim’s PC or prevent the tool from functioning in a proper fashion – while also placing a ransom money note that states the demand for the targets to effect the settlement for the purpose of decrypting the papers or restoring the documents system back to the first condition. In a lot of instances, the ransom money note will certainly turn up when the client reboots the PC after the system has actually currently been harmed.

Win32/Kryptik.GIRG circulation networks.

In different corners of the globe, Win32/Kryptik.GIRG grows by leaps as well as bounds. Nevertheless, the ransom notes as well as techniques of obtaining the ransom money amount might differ relying on certain neighborhood (regional) setups. The ransom notes as well as methods of obtaining the ransom amount might differ depending on certain neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty informs about unlicensed software.

    In particular areas, the Trojans frequently wrongfully report having detected some unlicensed applications enabled on the target’s device. The alert after that requires the user to pay the ransom money.

    Faulty statements regarding illegal web content.

    In nations where software piracy is less popular, this approach is not as effective for the cyber scams. Alternatively, the Win32/Kryptik.GIRG popup alert may falsely assert to be deriving from a law enforcement institution and also will report having situated kid porn or various other unlawful information on the device.

    Win32/Kryptik.GIRG popup alert might incorrectly claim to be obtaining from a regulation enforcement institution and also will certainly report having located youngster pornography or various other unlawful information on the tool. The alert will likewise consist of a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 3CBC09C1
md5: 98fa576b3e5e2cfe71aeb5ef60918df8
name: 98FA576B3E5E2CFE71AEB5EF60918DF8.mlw
sha1: 4676414baceb8db53585ab87f8309391dffa82eb
sha256: 15426bf6a4d33515cbeb5e0affac7b0e8e16d8781591519dbd5740308b3bf466
sha512: a7779696cac976dd79f0462545f5695e348de61e262336b06e217042fd01bca02cdbe52bb4d98e998436762fe184a66387f7910942b4b5c53c5cccb2e40432a7
ssdeep: 3072:rfQy2/tyNgs7tm70qiERJT+7ny+5eOUjfNiNVFsJsUJt44ilUR8O2ZNH6M06/d2:Z2/BtFbnPRIVFhUJt4Ha8O2NaM06/M
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GIRG also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.24384
MicroWorld-eScanTrojan.GenericKDZ.45344
FireEyeGeneric.mg.98fa576b3e5e2cfe
CAT-QuickHealTrojan.Chapak.ZZ6
ALYacTrojan.GenericKDZ.45344
CylanceUnsafe
AegisLabTrojan.Win32.Generic.4!c
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 00543e471 )
BitDefenderTrojan.GenericKDZ.45344
K7GWTrojan ( 0053a0bb1 )
Cybereasonmalicious.b3e5e2
BitDefenderThetaGen:NN.ZexaF.34590.ouW@a44xlhcI
CyrenW32/S-38342d72!Eldorado
SymantecPacked.Generic.525
APEXMalicious
AvastFileRepMalware
ClamAVWin.Packer.Crypter-6539596-1
KasperskyHEUR:Trojan.Win32.Generic
AlibabaTrojan:Win32/Kryptik.5625a957
NANO-AntivirusTrojan.Win32.Bandit.ffdwjh
ViRobotTrojan.Win32.GandCrab.258048
TencentWin32.Trojan.Generic.Hxgk
Ad-AwareTrojan.GenericKDZ.45344
SophosMal/Generic-S + Mal/GandCrab-B
ComodoTrojWare.Win32.Cloxer.FH@7qp6cw
TrendMicroRansom_GANDCRAB.SMALY-3
McAfee-GW-EditionBehavesLike.Win32.Generic.dc
EmsisoftTrojan.GenericKDZ.45344 (B)
IkarusTrojan.Win32.Danabot
JiangminTrojan.GandCrypt.gx
MaxSecureTrojan.Malware.300983.susgen
MAXmalware (ai score=100)
Antiy-AVLTrojan/Win32.Chapak
MicrosoftTrojan:Win32/Occamy.C
ArcabitTrojan.Generic.DB120
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataTrojan.GenericKDZ.45344
CynetMalicious (score: 100)
AhnLab-V3Win-Trojan/Gandcrab04.Exp
Acronissuspicious
McAfeeGenericRXGC-SA!98FA576B3E5E
VBA32TrojanDownloader.Bandit
MalwarebytesMalware.AI.3807626374
PandaTrj/Genetic.gen
ESET-NOD32a variant of Win32/Kryptik.GIRG
TrendMicro-HouseCallRansom_GANDCRAB.SMALY-3
RisingDownloader.Bandit!8.EDD2 (CLOUD)
YandexTrojan.GenAsa!12KovfPMK4o
SentinelOneStatic AI – Malicious PE
eGambitUnsafe.AI_Score_89%
FortinetW32/Kryptik.GUKZ!tr
AVGFileRepMalware
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360Win32/Trojan.330

How to remove Win32/Kryptik.GIRG 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.

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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.GIRG 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.GIRG 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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