Win32/Kryptik.FAYZ

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

What is Win32/Kryptik.FAYZ infection?

In this short article you will locate concerning the interpretation of Win32/Kryptik.FAYZ as well as its adverse effect on your computer system. Such ransomware are a form of malware that is clarified by on the internet fraudulences to require paying the ransom by a victim.

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Most of the situations, Win32/Kryptik.FAYZ ransomware will instruct its sufferers to launch funds move for the objective of neutralizing the changes that the Trojan infection has presented to the target’s tool.

Win32/Kryptik.FAYZ Summary

These adjustments can be as follows:

  • 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.
  • A process created a hidden window;
  • Creates an excessive number of UDP connection attempts to external IP addresses;
  • 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;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Attempts to execute a binary from a dead or sinkholed URL;
  • Writes a potential ransom message to disk;
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • EternalBlue behavior. Allows cyber threat actors to remotely execute arbitrary code and gain access to a network by sending specially crafted packets.

    This is has made EternalBlue trick popular with various malware, such as Trickbot, a modular banking trojan, as well as CoinMiner and WannaMine, crypto miners that use the EternalBlue exploit in order to gain access to computing power to mine cryptocurrencies.

  • Attempts to access Bitcoin/ALTCoin wallets;
  • Generates some ICMP traffic;
  • 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.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the records situated on the sufferer’s hard disk — so the sufferer can no longer utilize the information;
  • Preventing normal access 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.

Win32/Kryptik.FAYZ

The most normal channels whereby Win32/Kryptik.FAYZ Ransomware Trojans are injected are:

  • By means of phishing emails;
  • As an effect of customer winding up on a source that hosts a destructive software application;

As quickly as the Trojan is successfully infused, it will either cipher the information on the target’s PC or stop the tool from operating in a proper fashion – while likewise putting a ransom note that discusses the requirement for the sufferers to effect the repayment for the objective of decrypting the papers or restoring the documents system back to the preliminary problem. In most circumstances, the ransom note will turn up when the customer reboots the COMPUTER after the system has currently been damaged.

Win32/Kryptik.FAYZ circulation channels.

In different edges of the world, Win32/Kryptik.FAYZ grows by leaps and also bounds. Nevertheless, the ransom notes and techniques of extorting the ransom amount might differ depending on particular local (regional) settings. The ransom notes and tricks of obtaining the ransom amount might differ depending on specific local (regional) setups.

Ransomware injection

For instance:

    Faulty signals about unlicensed software application.

    In particular areas, the Trojans usually wrongfully report having discovered some unlicensed applications allowed on the victim’s gadget. The alert after that requires the customer to pay the ransom.

    Faulty statements concerning prohibited content.

    In countries where software program piracy is much less popular, this technique is not as effective for the cyber fraudulences. Conversely, the Win32/Kryptik.FAYZ popup alert might falsely assert to be originating from a law enforcement establishment and also will certainly report having situated kid porn or other unlawful data on the gadget.

    Win32/Kryptik.FAYZ popup alert might incorrectly assert to be deriving from a law enforcement establishment and will certainly report having situated child pornography or various other unlawful information on the tool. The alert will in a similar way contain a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 35B17469
md5: 84752f15c972586752b10a3fefc9da8b
name: 84752F15C972586752B10A3FEFC9DA8B.mlw
sha1: 36eed4027720b9d986982b66df4d9b6fdd48f08f
sha256: 1e960ae125a2e416c20ebfed8c0949479e1d7939a6f53b2d204f84f6c54ccce0
sha512: d777625bfdf39404f40f4cd7839272f56bd98519c8089a0729fa4282764ff969576dec152596991841f406365ba3fa83410b1cba0da88d461bd7786e676d3eec
ssdeep: 6144:nq4gY6EAD3z8Ucg3SkMZj8fUKH4Xa6KZFf/HSRUKDt/7s:0pbliHZAnH4Xa3ZV/HgL/7s
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

CompanyName: speedbit
Translation: 0x0409 0x04e4

Win32/Kryptik.FAYZ also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.11198
MicroWorld-eScanGen:Variant.Zusy.319391
FireEyeGeneric.mg.84752f15c9725867
CAT-QuickHealRansom.Cerber.A4
McAfeeRansomware-CBER!84752F15C972
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
AegisLabTrojan.Win32.Zerber.j!c
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 005224381 )
BitDefenderGen:Variant.Zusy.319391
K7GWTrojan ( 005224381 )
Cybereasonmalicious.5c9725
BitDefenderThetaGen:NN.ZexaF.34608.Bq0@aC@QBabi
CyrenW32/Trojan.BAA.gen!Eldorado
SymantecPacked.Generic.459
TrendMicro-HouseCallRansom_HPCERBER.SMALY5A
AvastWin32:Filecoder-BG [Trj]
ClamAVWin.Ransomware.Razy-7001087-0
KasperskyHEUR:Trojan.Win32.Generic
AlibabaRansom:Win32/generic.ali2000010
NANO-AntivirusTrojan.Win32.Encoder.eopylp
RisingTrojan.Kryptik!1.C745 (CLOUD)
Ad-AwareGen:Variant.Zusy.319391
SophosMal/Generic-R + Mal/Cerber-B
ComodoTrojWare.Win32.Ransom.Cerber.EW@73u1y1
F-SecureTrojan.TR/Crypt.ZPACK.Gen7
BaiduWin32.Trojan.Kryptik.anp
ZillyaTrojan.Zerber.Win32.2393
TrendMicroRansom_HPCERBER.SMALY5A
McAfee-GW-EditionBehavesLike.Win32.Ransomware.gh
EmsisoftGen:Variant.Zusy.319391 (B)
IkarusTrojan-Ransom.Cerber
JiangminTrojan.Zerber.byl
MaxSecureTrojan.Malware.300983.susgen
AviraTR/Crypt.ZPACK.Gen7
MAXmalware (ai score=82)
Antiy-AVLTrojan[Ransom]/Win32.Zerber
MicrosoftRansom:Win32/Cerber.K
GridinsoftRansom.Win32.Ransom.sa
ArcabitTrojan.Zusy.D4DF9F
SUPERAntiSpywareRansom.Cerber/Variant
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataGen:Variant.Zusy.319391
CynetMalicious (score: 100)
AhnLab-V3Win-Trojan/Cerber.Exp
Acronissuspicious
VBA32BScope.Trojan.Encoder
ALYacGen:Variant.Zusy.319391
TACHYONRansom/W32.Cerber.454656.C
MalwarebytesCerber.Ransom.Encrypt.DDS
PandaTrj/Genetic.gen
APEXMalicious
ESET-NOD32a variant of Win32/Kryptik.FAYZ
TencentMalware.Win32.Gencirc.10b24705
YandexTrojan.GenAsa!U+7TCoL2DxQ
SentinelOneStatic AI – Malicious PE
eGambitUnsafe.AI_Score_99%
FortinetW32/Kryptik.HGZD!tr
AVGWin32:Filecoder-BG [Trj]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (W)
Qihoo-360Win32/Ransom.Filecoder.HxQBrXsA

How to remove Win32/Kryptik.FAYZ 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.FAYZ 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.FAYZ 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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