Win32/Kryptik.GIRN

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

What is Win32/Kryptik.GIRN infection?

In this post you will discover regarding the interpretation of Win32/Kryptik.GIRN and also its adverse effect on your computer system. Such ransomware are a type of malware that is elaborated by online scams to require paying the ransom by a victim.

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Most of the cases, Win32/Kryptik.GIRN infection will instruct its sufferers to initiate funds move for the purpose of neutralizing the modifications that the Trojan infection has actually presented to the victim’s tool.

Win32/Kryptik.GIRN Summary

These modifications 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • 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 disk drive — so the victim can no longer utilize the data;
  • Preventing routine 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.
Similar behavior
Related domains
bausinger001.siteme.orgGen:Variant.Ransom.Scarab.43

Win32/Kryptik.GIRN

One of the most common channels through which Win32/Kryptik.GIRN are infused 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 repercussion of user winding up on a source that organizes a malicious software application;

As soon as the Trojan is successfully infused, it will either cipher the data on the sufferer’s PC or protect against the device from working in a correct manner – while also placing a ransom money note that discusses the need for the victims to effect the settlement for the objective of decrypting the files or restoring the file system back to the initial condition. In many circumstances, the ransom note will turn up when the customer reboots the PC after the system has currently been harmed.

Win32/Kryptik.GIRN circulation networks.

In various edges of the globe, Win32/Kryptik.GIRN grows by jumps and also bounds. Nonetheless, the ransom money notes and also techniques of obtaining the ransom money quantity might differ relying on certain local (regional) setups. The ransom notes as well as tricks of extorting the ransom amount may differ depending on particular regional (local) setups.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software program.

    In certain locations, the Trojans usually wrongfully report having detected some unlicensed applications allowed on the sufferer’s gadget. The alert after that demands the individual to pay the ransom.

    Faulty statements concerning prohibited web content.

    In countries where software application piracy is less popular, this approach is not as reliable for the cyber scams. Additionally, the Win32/Kryptik.GIRN popup alert may falsely claim to be originating from a police establishment and also will report having located youngster pornography or other prohibited data on the tool.

    Win32/Kryptik.GIRN popup alert might incorrectly claim to be deriving from a regulation enforcement establishment and also will certainly report having situated child porn or other prohibited information on the gadget. The alert will in a similar way include a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 3E1E48D9
md5: 3e6dd30dc01706e2fee1d6983b2e7b97
name: 3E6DD30DC01706E2FEE1D6983B2E7B97.mlw
sha1: 6d009578666f3e46a3e5e73ca87973dddfbb22aa
sha256: a4b8bda00373fdaf212da2cd689cebf4ed64f482a09bf63ad3f02a8441dfaeb0
sha512: 4c1216b45b88cbb46d3d4a3a74e825300e8529f827eae735afec255b52676fb6cfeca1edc74cc56904d3a3caae4e63cc4cab9a09b817e5f0946489772ba43710
ssdeep: 6144:pllgj1Iw/Uk9ff4G5rgNT8wUYRuZfSJTDayZQ/R54qcjMHKxalQnD:6j1IiH4EI4Ni+cTOyZ04PAHv2
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: Copyright xa9 1999 - 2014
InternalName: Bits
FileVersion: 3.3.3.8
CompanyName: TeraByte Unlimited
PrivateBuild: 3.3.3.8
LegalTrademarks: Copyright xa9 1999 - 2014
Comments: Registercclusinstatuswindw Ars
ProductName: Bits
Languages: English
ProductVersion: 3.3.3.8
FileDescription: Registercclusinstatuswindw Ars
OriginalFilename: Bits
Translation: 0x0409 0x04b0

Win32/Kryptik.GIRN also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.PWS.Stealer.23950
MicroWorld-eScanGen:Variant.Ransom.Scarab.43
FireEyeGeneric.mg.3e6dd30dc01706e2
ALYacGen:Variant.Ransom.Scarab.43
MalwarebytesMalware.Heuristic.1003
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 0053764c1 )
BitDefenderGen:Variant.Ransom.Scarab.43
K7GWTrojan ( 0053764c1 )
Cybereasonmalicious.dc0170
BitDefenderThetaGen:NN.ZexaF.34590.AmKfaqSC6wii
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan.Win32.Yakes.wtac
NANO-AntivirusTrojan.Win32.Yakes.ffjstq
AegisLabTrojan.Win32.Yakes.4!c
Ad-AwareGen:Variant.Ransom.Scarab.43
SophosMal/Generic-S
ComodoMalware@#3bx4y53moexoi
F-SecureTrojan.TR/AD.MoksSteal.gafgb
ZillyaTrojan.GenericKD.Win32.124387
McAfee-GW-EditionBehavesLike.Win32.Dropper.gc
EmsisoftGen:Variant.Ransom.Scarab.43 (B)
IkarusTrojan.Win32.Crypt
GDataGen:Variant.Ransom.Scarab.43
MaxSecureTrojan.Malware.300983.susgen
AviraTR/AD.MoksSteal.gafgb
Antiy-AVLTrojan/Win32.Yakes
ArcabitTrojan.Ransom.Scarab.43
ZoneAlarmTrojan.Win32.Yakes.wtac
MicrosoftTrojan:Win32/Occamy.C
CynetMalicious (score: 100)
McAfeeArtemis!3E6DD30DC017
MAXmalware (ai score=98)
VBA32BScope.TrojanPSW.Fareit
CylanceUnsafe
PandaTrj/CI.A
ESET-NOD32a variant of Win32/Kryptik.GIRN
RisingTrojan.Kryptik!8.8 (CLOUD)
YandexTrojan.Yakes!NUS1oqYzG3s
FortinetW32/Kryptik.GIRN!tr
WebrootW32.Malware.Gen
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.374

How to remove Win32/Kryptik.GIRN virus?

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.GIRN 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.GIRN 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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