Win32/Kryptik.GIBG

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

What is Win32/Kryptik.GIBG infection?

In this short article you will certainly locate regarding the definition of Win32/Kryptik.GIBG and also its adverse impact on your computer system. Such ransomware are a form of malware that is elaborated by on the internet scams to demand paying the ransom money by a target.

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Most of the cases, Win32/Kryptik.GIBG infection will advise its targets to launch funds transfer for the function of neutralizing the modifications that the Trojan infection has actually introduced to the target’s gadget.

Win32/Kryptik.GIBG 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.
  • Injection with CreateRemoteThread in a remote process;
  • Attempts to connect to a dead IP:Port (1 unique times);
  • 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.
  • A process created a hidden window;
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Danish;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • Deletes its original binary from disk;
  • Sniffs keystrokes;
  • A system process is generating network traffic likely as a result of process injection;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Creates a copy of itself;
  • Creates a slightly modified copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records located on the victim’s hard disk — so the sufferer can no more make use of the information;
  • Preventing normal accessibility to the sufferer’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
providedatheyfromyouthe.clubRansom:Win32/GandCrab.352c2f05
resolver1.opendns.comRansom:Win32/GandCrab.352c2f05
myip.opendns.comRansom:Win32/GandCrab.352c2f05
telemetry2win7.clubRansom:Win32/GandCrab.352c2f05
telemetry2win7.websiteRansom:Win32/GandCrab.352c2f05

Win32/Kryptik.GIBG

One of the most normal channels through which Win32/Kryptik.GIBG Ransomware are infused are:

  • By means of phishing emails;
  • As a repercussion of individual winding up on a source that organizes a harmful software;

As quickly as the Trojan is successfully injected, it will certainly either cipher the information on the victim’s computer or avoid the device from operating in an appropriate fashion – while likewise placing a ransom note that discusses the requirement for the targets to impact the settlement for the purpose of decrypting the documents or restoring the data system back to the preliminary condition. In the majority of instances, the ransom note will certainly show up when the client restarts the PC after the system has actually already been harmed.

Win32/Kryptik.GIBG distribution networks.

In numerous corners of the world, Win32/Kryptik.GIBG grows by leaps and bounds. Nonetheless, the ransom notes as well as techniques of extorting the ransom quantity may differ depending on specific neighborhood (local) setups. The ransom money notes and also tricks of obtaining the ransom quantity might differ depending on particular neighborhood (local) setups.

Ransomware injection

As an example:

    Faulty signals concerning unlicensed software.

    In particular locations, the Trojans usually wrongfully report having identified some unlicensed applications allowed on the victim’s tool. The sharp then requires the individual to pay the ransom.

    Faulty declarations concerning unlawful web content.

    In nations where software application piracy is much less prominent, this approach is not as efficient for the cyber scams. Conversely, the Win32/Kryptik.GIBG popup alert may wrongly claim to be stemming from a law enforcement institution as well as will report having situated child porn or other unlawful data on the device.

    Win32/Kryptik.GIBG popup alert may incorrectly claim to be deriving from a legislation enforcement institution as well as will certainly report having located youngster pornography or various other unlawful information on the tool. The alert will likewise include a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: E0173324
md5: 2fa46356da72ffd9099a938dd2c1a29b
name: 2FA46356DA72FFD9099A938DD2C1A29B.mlw
sha1: 509df3fbf3aeb847495c6d73e8bc4c7ab257823a
sha256: 981caa4e8363ce9f686ad7dbe37fd8213227c5e2b94d4ac9f0e23d3139130f8b
sha512: 9e439f57e841911e5d33b7b40251f7dd9fbdcf8feb615d1962e17774758b077bfdea35583d4e673f418732c43526c2e8611dfdf7aa5de5ad7df96a8453ec82ed
ssdeep: 6144:eF0YKZSYinSGD7EprcKgjDjknOajhsq0gkV6JrruMlpp3VXv0MBYWaNHQwi9vP+:8K8YinLE2zwOajxO2rrusv0+INNWvWp
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

ProductVersion: 2.13.5.66
Translation: 0x0844 0x16d3

Win32/Kryptik.GIBG also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 005357ca1 )
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.24384
CynetMalicious (score: 100)
CAT-QuickHealTrojan.Mauvaise.SL1
ALYacTrojan.GenericKDZ.44904
CylanceUnsafe
ZillyaTrojan.Generic.Win32.286087
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (D)
AlibabaRansom:Win32/GandCrab.352c2f05
K7GWTrojan ( 005357ca1 )
Cybereasonmalicious.6da72f
CyrenW32/Ransom.KH.gen!Eldorado
SymantecPacked.Generic.525
ESET-NOD32a variant of Win32/Kryptik.GIBG
ZonerTrojan.Win32.69787
APEXMalicious
AvastWin32:Malware-gen
ClamAVWin.Packer.Crypter-6539596-1
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.GenericKDZ.44904
NANO-AntivirusTrojan.Win32.Encoder.fejddx
ViRobotTrojan.Win32.Agent.135168.EP
SUPERAntiSpywareRansom.GandCrab/Variant
MicroWorld-eScanTrojan.GenericKDZ.44904
TencentMalware.Win32.Gencirc.10b548ab
Ad-AwareTrojan.GenericKDZ.44904
SophosMal/Generic-R + Mal/GandCrab-B
ComodoTrojWare.Win32.Ransom.GandCrab.GR@826oxk
BitDefenderThetaGen:NN.ZexaF.34686.yu0@a4jeY!oG
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_GANDCRAB.SMALY-3
McAfee-GW-EditionBehavesLike.Win32.Generic.fc
FireEyeGeneric.mg.2fa46356da72ffd9
EmsisoftTrojan.GenericKDZ.44904 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.GandCrypt.ga
AviraHEUR/AGEN.1121527
eGambitUnsafe.AI_Score_99%
Antiy-AVLTrojan[Banker]/Win32.Gozi
MicrosoftRansom:Win32/GandCrab.AJ
ArcabitTrojan.Generic.DAF68
GDataWin32.Trojan.PSE.1OP5WNG
AhnLab-V3Win-Trojan/Gandcrab02.Exp
Acronissuspicious
McAfeeGenericRXFY-IV!2FA46356DA72
MAXmalware (ai score=94)
VBA32BScope.TrojanRansom.GandCrypt
MalwarebytesTrojan.Bunitu
PandaTrj/Genetic.gen
TrendMicro-HouseCallRansom_GANDCRAB.SMALY-3
RisingRansom.GandCrypt!8.F33E (CLOUD)
YandexTrojan.GenAsa!zOgZ+wrJ94Y
IkarusTrojan-Ransom.GandCrab
MaxSecureRansomeware.CRAB.gen
FortinetW32/GenKryptik.CNAR!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml

How to remove Win32/Kryptik.GIBG 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.GIBG 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.GIBG 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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