Win32/Kryptik.GFRC

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

What is Win32/Kryptik.GFRC infection?

In this post you will certainly locate regarding the definition of Win32/Kryptik.GFRC and its adverse impact on your computer. Such ransomware are a type of malware that is clarified by on the internet frauds to demand paying the ransom by a victim.

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Most of the cases, Win32/Kryptik.GFRC infection will certainly advise its victims to launch funds move for the objective of neutralizing the modifications that the Trojan infection has actually introduced to the victim’s device.

Win32/Kryptik.GFRC Summary

These modifications can be as adheres to:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection with CreateRemoteThread in a remote process;
  • Creates RWX memory;
  • Mimics the system’s user agent string for its own requests;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Reads data out of its own binary image;
  • The binary likely contains encrypted or compressed data.;
  • Uses Windows utilities for basic functionality;
  • Detects Sandboxie through the presence of a library;
  • Detects the presence of Wine emulator via function name;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Installs itself for autorun at Windows startup;
  • 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;
  • Attempts to modify proxy settings;
  • Checks for a known DeepFreeze Frozen State Mutex;
  • Collects information to fingerprint the system;
  • Ciphering the documents found on the sufferer’s hard disk — so the sufferer can no more utilize the data;
  • Preventing routine access to the victim’s workstation;

Related domains:

franksstudy.bidTrojan-Ransom.GandCrab

Win32/Kryptik.GFRC

The most normal networks through which Win32/Kryptik.GFRC Ransomware Trojans are infused are:

  • By means of phishing e-mails;
  • As a repercussion of customer ending up on a resource that hosts a harmful software program;

As quickly as the Trojan is efficiently injected, it will either cipher the data on the target’s PC or stop the gadget from working in a correct fashion – while likewise putting a ransom money note that mentions the demand for the sufferers to effect the settlement for the purpose of decrypting the records or bring back the documents system back to the initial condition. In many instances, the ransom money note will certainly come up when the customer restarts the PC after the system has already been damaged.

Win32/Kryptik.GFRC distribution networks.

In numerous edges of the world, Win32/Kryptik.GFRC grows by jumps as well as bounds. However, the ransom notes and tricks of obtaining the ransom amount may vary depending on certain regional (local) settings. The ransom notes and also techniques of extorting the ransom amount may vary depending on specific regional (local) settings.

Ransomware injection

For example:

    Faulty signals regarding unlicensed software.

    In certain locations, the Trojans commonly wrongfully report having spotted some unlicensed applications allowed on the sufferer’s gadget. The alert then demands the user to pay the ransom money.

    Faulty statements concerning prohibited web content.

    In nations where software application piracy is less popular, this method is not as effective for the cyber frauds. Alternatively, the Win32/Kryptik.GFRC popup alert may wrongly assert to be deriving from a police institution as well as will report having located kid porn or other unlawful data on the device.

    Win32/Kryptik.GFRC popup alert may falsely declare to be acquiring from a law enforcement organization as well as will certainly report having located kid porn or various other prohibited information on the device. The alert will in a similar way have a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: 600E29DA
md5: f54acb34aeeb81773611bb11555535f8
name: F54ACB34AEEB81773611BB11555535F8.mlw
sha1: 27ad9c125097a7ed28e40027e064a9b42b5ca2fd
sha256: bbd6fcd99770ca8e80ccc494d260c14a1b2c53fd89c7d093f6f5e04306e0b443
sha512: 3c2b0137848656669706a634209594c8a11a9def6bbca76b5ab08893028f3d152cfe947e466319e9609de4092e911a5ef56733c5384699d8e2b9d489b2e8704e
ssdeep: 6144:gUfML1+cAz+/5NBZ0HGGw9pfh6D/BgK7EtXoQL1T908heZFZbQPZN+/0m/NV4:gjZAMG+hIgiYz08haFZbfPv4
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: (C) ironSource
FileVersion: 5.6.2.5
CompanyName: ironSource
ProductName: Fieldffset
ProductVersion: 5.6.2.5
FileDescription: Replaying Fireplace Monkey
Translation: 0x0409 0x04b0

Win32/Kryptik.GFRC also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0052e26f1 )
LionicTrojan.Win32.Generic.4!c
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacTrojan.GenericKD.30620497
CylanceUnsafe
ZillyaTrojan.Yakes.Win32.68366
SangforTrojan.Win32.Yakes.wfeh
CrowdStrikewin/malicious_confidence_90% (W)
K7GWTrojan ( 0052e26f1 )
Cybereasonmalicious.4aeeb8
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.GFRC
APEXMalicious
AvastWin32:Malware-gen
ClamAVWin.Packer.MalwareCrypter-6620810-1
KasperskyTrojan.Win32.Yakes.wfeh
BitDefenderTrojan.GenericKD.30620497
NANO-AntivirusTrojan.Win32.Yakes.fanevs
MicroWorld-eScanTrojan.GenericKD.30620497
TencentWin32.Trojan.Yakes.Ebqg
Ad-AwareTrojan.GenericKD.30620497
SophosMal/Generic-S
ComodoMalware@#23wp8plksjji5
BitDefenderThetaGen:NN.ZexaF.34796.Fq0@aC46i1ai
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.Dropper.hh
FireEyeGeneric.mg.f54acb34aeeb8177
EmsisoftTrojan.GenericKD.30620497 (B)
JiangminTrojan.Yakes.zkc
AviraTR/AD.MalwareCrypter.ienyj
eGambitUnsafe.AI_Score_89%
MicrosoftTrojan:Win32/Occamy.C
ArcabitTrojan.Generic.D1D33B51
GDataTrojan.GenericKD.30620497
AhnLab-V3Malware/Win32.Generic.C2501165
Acronissuspicious
McAfeeArtemis!F54ACB34AEEB
MAXmalware (ai score=82)
VBA32BScope.Trojan.Yakes
MalwarebytesMachineLearning/Anomalous.100%
PandaTrj/GdSda.A
RisingTrojan.Generic@ML.90 (RDML:RYYtzIFLtKGH/cMB69heEg)
YandexTrojan.Yakes!73S4w6KvrLY
IkarusTrojan-Ransom.GandCrab
MaxSecureTrojan.Malware.12317108.susgen
FortinetW32/Crysis.P!tr.ransom
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Botnet.Yakes.HgIASRQA

How to remove Win32/Kryptik.GFRC 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.GFRC 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.GFRC 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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