Win32/Kryptik.GFCZ

What is Win32/Kryptik.GFCZ infection?

In this short article you will certainly find about the definition of Win32/Kryptik.GFCZ and its negative influence on your computer. Such ransomware are a type of malware that is specified by on-line frauds to demand paying the ransom money by a victim.

Most of the instances, Win32/Kryptik.GFCZ infection will instruct its victims to initiate funds move for the function of reducing the effects of the amendments that the Trojan infection has presented to the target’s gadget.

Win32/Kryptik.GFCZ Summary

These alterations 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.
  • Attempts to remove evidence of file being downloaded from the Internet;
  • 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 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the target’s hard drive — so the target can no more make use of the information;
  • Preventing routine access to the victim’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.GFCZ

The most normal networks whereby Win32/Kryptik.GFCZ Trojans are injected are:

  • By means of phishing emails;
  • As a repercussion of user ending up on a resource that holds a malicious software application;

As quickly as the Trojan is successfully injected, it will certainly either cipher the information on the target’s PC or protect against the device from working in a correct manner – while additionally putting a ransom money note that states the demand for the targets to impact the settlement for the objective of decrypting the papers or recovering the data system back to the initial problem. In a lot of circumstances, the ransom note will certainly show up when the client restarts the PC after the system has currently been harmed.

Win32/Kryptik.GFCZ distribution channels.

In various corners of the globe, Win32/Kryptik.GFCZ expands by leaps and also bounds. Nonetheless, the ransom notes and also tricks of obtaining the ransom amount may vary depending upon particular local (local) settings. The ransom notes as well as techniques of obtaining the ransom quantity might differ depending on certain regional (local) setups.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software.

    In particular locations, the Trojans commonly wrongfully report having found some unlicensed applications allowed on the victim’s gadget. The alert after that demands the user to pay the ransom.

    Faulty statements regarding prohibited material.

    In nations where software application piracy is much less popular, this technique is not as effective for the cyber fraudulences. Conversely, the Win32/Kryptik.GFCZ popup alert may wrongly assert to be deriving from a law enforcement establishment as well as will report having situated youngster porn or other illegal data on the device.

    Win32/Kryptik.GFCZ popup alert may incorrectly claim to be acquiring from a legislation enforcement institution as well as will report having located kid pornography or other illegal information on the gadget. The alert will likewise include a need for the user to pay the ransom.

Technical details

File Info:

crc32: FC948BC8md5: 477848a223c374c5bf37bcb679854046name: 477848A223C374C5BF37BCB679854046.mlwsha1: 5f4273cd5e9a98e7be881c82cecb8fd1b7271e2asha256: 0c06b135f30aca9d9b8968b8f586bdff603eedd41a8559b19e3cb9a6b0c3d41esha512: 5cfae6e96a3699c34381e23213f55c25731f2c3987f7688e641dd315da3f2e6d19abd3ddd19e77fee41675785f374689d33dba84a377838dd5a389d10162e927ssdeep: 1536:7LHlzrD2FUFQZ2oj6n5wmAIF/dqPXi/OEbz+TQFRBZZl/uLZI872cTcBrqq5AUi:dzGFeojz+/OISu/bxsInrq/otZZkZGtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GFCZ also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Mailer.GenericKDS.30532365
FireEye Generic.mg.477848a223c374c5
CAT-QuickHeal Trojan.Chapak.ZZ5
McAfee Packed-FCX!477848A223C3
Cylance Unsafe
Zillya Backdoor.Mokes.Win32.1146
AegisLab Trojan.Win32.Generic.4!c
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 0052cb411 )
BitDefender Trojan.Mailer.GenericKDS.30532365
K7GW Trojan ( 0052cb411 )
Cybereason malicious.223c37
Cyren W32/Trojan.XQIJ-2986
Symantec Packed.Generic.525
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Trojan.Emotet-6529797-0
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Trojan:Win32/Starter.ali2000005
NANO-Antivirus Trojan.Win32.Chapak.ezlsvb
ViRobot Trojan.Win32.Agent.263176
Rising Trojan.Crypto!8.364 (CLOUD)
Ad-Aware Trojan.Mailer.GenericKDS.30532365
TACHYON Ransom/W32.GandCrab.189440
Emsisoft Trojan.Mailer.GenericKDS.30532365 (B)
Comodo TrojWare.Win32.Chapak.BN@7lfesu
F-Secure Heuristic.HEUR/AGEN.1126869
DrWeb Trojan.Encoder.24384
VIPRE BehavesLike.Win32.Malware.bsm (vs)
TrendMicro Ransom_GANDCRAB.SMALY-3
McAfee-GW-Edition BehavesLike.Win32.Trojan.ch
Sophos Mal/Generic-R + Mal/GandCrab-D
SentinelOne Static AI – Suspicious PE
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1126869
Antiy-AVL Trojan/Win32.Chapak
Microsoft Trojan:Win32/Gandcrab.SGC!MTB
Arcabit Trojan.Mailer.GenericS.D1D1E30D
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
AhnLab-V3 Win-Trojan/Gandcrab02.Exp
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Mailer.GenericKDS.30532365
Cynet Malicious (score: 100)
ESET-NOD32 a variant of Win32/Kryptik.GFCZ
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34608.luW@auBobkf
ALYac Trojan.Ransom.GandCrab
MAX malware (ai score=95)
VBA32 Trojan.Encoder
Malwarebytes Trojan.MalPack
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_GANDCRAB.SMALY-3
Tencent Malware.Win32.Gencirc.10b63538
Yandex Trojan.GenAsa!pYj8JQukREA
Ikarus Trojan-Ransom.GandCrab
MaxSecure Ransomeware.CRAB.gen
Fortinet W32/GenKryptik.DQHN!tr
AVG Win32:Malware-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 Win32/Trojan.Generic.HwoCu3sA

How to remove Win32/Kryptik.GFCZ 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Win32/Kryptik.GFCZ you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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