Win32/Kryptik.GKFC

What is Win32/Kryptik.GKFC infection?

In this post you will certainly find regarding the meaning of Win32/Kryptik.GKFC and its unfavorable influence on your computer. Such ransomware are a kind of malware that is specified by on the internet scams to demand paying the ransom by a sufferer.

In the majority of the instances, Win32/Kryptik.GKFC virus will certainly advise its victims to launch funds move for the function of counteracting the modifications that the Trojan infection has introduced to the victim’s tool.

Win32/Kryptik.GKFC Summary

These modifications 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.
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Albanian;
  • 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 repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • 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 papers situated on the target’s hard disk drive — so the target can no longer use the data;
  • Preventing regular access 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
allods-games.site Win32.Trojan-Ransom.GandCrab.U

Win32/Kryptik.GKFC

One of the most typical networks where Win32/Kryptik.GKFC Ransomware Trojans are infused are:

  • By ways of phishing emails;
  • As a consequence of user ending up on a source that hosts a harmful software program;

As quickly as the Trojan is effectively infused, it will either cipher the information on the victim’s PC or avoid the device from working in an appropriate way – while also positioning a ransom note that mentions the requirement for the targets to effect the repayment for the purpose of decrypting the documents or recovering the file system back to the preliminary problem. In many instances, the ransom note will certainly turn up when the customer reboots the COMPUTER after the system has actually already been harmed.

Win32/Kryptik.GKFC distribution networks.

In various corners of the globe, Win32/Kryptik.GKFC grows by jumps and also bounds. Nonetheless, the ransom notes and tricks of extorting the ransom amount might vary relying on certain neighborhood (local) settings. The ransom notes and also techniques of obtaining the ransom quantity may vary depending on particular regional (local) settings.

Ransomware injection

For example:

    Faulty notifies about unlicensed software application.

    In certain areas, the Trojans usually wrongfully report having actually spotted some unlicensed applications allowed on the target’s tool. The alert after that requires the user to pay the ransom money.

    Faulty declarations about illegal content.

    In countries where software piracy is less prominent, this approach is not as effective for the cyber fraudulences. Additionally, the Win32/Kryptik.GKFC popup alert might falsely declare to be stemming from a police organization and also will certainly report having located kid pornography or various other illegal data on the tool.

    Win32/Kryptik.GKFC popup alert might incorrectly claim to be obtaining from a regulation enforcement institution and will certainly report having located child pornography or various other illegal data on the tool. The alert will in a similar way contain a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 3DBB04B9md5: 9904e589be138141356460af94352ca0name: 9904E589BE138141356460AF94352CA0.mlwsha1: fa9f4ac9c0f86dfeb2b7e7323ed9aee7f7892a4esha256: 68c87201923022eae4bfc307335c32a3be03f985bfc4292dcb5212afe315fb01sha512: c7c337be7b9111911594c2e4cc370b7555bfe13fa829246d7d20a3b1f7a00d5f13c08fb6e229d3d255579879884a035bd45e4028ce53f83bd97787fcc6d3f4e6ssdeep: 3072:RDIaLY09SmdQdPev25Lj90riADtwvjBuq5O1mBN8l6UaQOTIqXkO:RDBN9LdYPQ610riUtMjBuqttU282Vtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2017, fasoojreuyefFileVersion: 10.1.10.11ProductVersion: 2.13.5.66

Win32/Kryptik.GKFC also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00516fdf1 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Stealer.24403
Cynet Malicious (score: 100)
ALYac DeepScan:Generic.BrResMon.1.36EDB85E
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Trojan:Win32/Bunitu.063cf231
K7GW Trojan ( 00516fdf1 )
Cybereason malicious.9be138
Cyren W32/Bunitu.Q.gen!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GKFC
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender DeepScan:Generic.BrResMon.1.36EDB85E
NANO-Antivirus Trojan.Win32.Coins.fhtlxf
MicroWorld-eScan DeepScan:Generic.BrResMon.1.36EDB85E
Tencent Malware.Win32.Gencirc.114d4eb3
Ad-Aware DeepScan:Generic.BrResMon.1.36EDB85E
Sophos Mal/Generic-R + Mal/GandCrab-G
Comodo TrojWare.Win32.Coins.A@7ub015
BitDefenderTheta AI:Packer.5A4E95B020
McAfee-GW-Edition BehavesLike.Win32.TrojanAitInject.dh
FireEye Generic.mg.9904e589be138141
Emsisoft DeepScan:Generic.BrResMon.1.36EDB85E (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.PSW.Coins.bai
Webroot W32.Adware.Installcore
Avira HEUR/AGEN.1121533
Microsoft TrojanProxy:Win32/Bunitu.Q!bit
GData Win32.Trojan-Ransom.GandCrab.U
AhnLab-V3 Win-Trojan/Gandcrab05.Exp
Acronis suspicious
McAfee Trojan-FPST!9904E589BE13
MAX malware (ai score=93)
VBA32 BScope.Trojan.Vigorf
Malwarebytes Malware.AI.3340237792
Panda Trj/GdSda.A
Rising Ransom.GandCrypt!8.F33E (CLOUD)
Yandex Trojan.GenAsa!+X1kgjGxIz0
Ikarus Trojan.Crypt
MaxSecure Ransomeware.CRAB.gen
Fortinet W32/Kryptik.GKJF!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Kryptik.GKFC 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.GKFC 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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