Win32/Kryptik.FNTK

What is Win32/Kryptik.FNTK infection?

In this post you will certainly locate about the definition of Win32/Kryptik.FNTK and its negative effect on your computer system. Such ransomware are a form of malware that is elaborated by on-line scams to demand paying the ransom money by a sufferer.

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In the majority of the situations, Win32/Kryptik.FNTK virus will certainly instruct its sufferers to launch funds transfer for the purpose of neutralizing the modifications that the Trojan infection has actually presented to the target’s device.

Win32/Kryptik.FNTK Summary

These alterations 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.
  • 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 attempted to delay the analysis task.;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • 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 modify desktop wallpaper;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Attempts to execute a binary from a dead or sinkholed URL;
  • Exhibits possible ransomware file modification behavior;
  • 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.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Attempts to access Bitcoin/ALTCoin wallets;
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the sufferer’s disk drive — so the victim can no more utilize 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.FNTK

The most regular channels whereby Win32/Kryptik.FNTK Ransomware are injected are:

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

As quickly as the Trojan is successfully infused, it will either cipher the data on the sufferer’s computer or prevent the tool from functioning in an appropriate manner – while likewise placing a ransom note that states the need for the sufferers to effect the settlement for the objective of decrypting the documents or recovering the data system back to the initial condition. In most circumstances, the ransom note will certainly come up when the client restarts the PC after the system has actually already been damaged.

Win32/Kryptik.FNTK circulation channels.

In various corners of the world, Win32/Kryptik.FNTK grows by jumps as well as bounds. Nevertheless, the ransom notes and also tricks of extorting the ransom amount may differ depending on certain regional (regional) settings. The ransom notes and methods of obtaining the ransom amount may differ depending on certain regional (local) settings.

Ransomware injection

For example:

    Faulty signals about unlicensed software.

    In certain areas, the Trojans frequently wrongfully report having found some unlicensed applications made it possible for on the sufferer’s tool. The sharp after that demands the individual to pay the ransom money.

    Faulty declarations about illegal web content.

    In nations where software piracy is much less prominent, this approach is not as efficient for the cyber scams. Conversely, the Win32/Kryptik.FNTK popup alert may wrongly claim to be originating from a law enforcement organization and will certainly report having located kid pornography or various other illegal data on the device.

    Win32/Kryptik.FNTK popup alert may falsely assert to be obtaining from a regulation enforcement establishment and also will report having situated youngster porn or other prohibited data on the device. The alert will similarly include a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 49243EF8
md5: f1ac0756be3a85ccbff093ef96000e8f
name: F1AC0756BE3A85CCBFF093EF96000E8F.mlw
sha1: 144716cedfc0f096ab517516002768974381909f
sha256: 5a0b372e148cd8e2804f4c640296e9adf3ec18d6d0a20fb4672d733b9c1912e7
sha512: 906e02f9321fb5e5a2c9d3a825a85ddadf4abe64ce7c2b6edc01f816212239513bfbc9b374d1ec80ee35b21bb3c3405e5b02e0cc243cbc420248f97c600f377c
ssdeep: 6144:8wbq7xV8qkiWsUW0jTjqy/ad1lqt5oIWtqqXVUOjWPBCu2CIn3nPlj/:8wbq7xV8qkiWsUW0jTjqy/ad183tWJXl
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.FNTK also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 005137001 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.10193
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Exxroute.A3
ALYac Trojan.Ransom.Spora.Gen.1
Cylance Unsafe
Zillya Trojan.Kryptik.Win32.1040368
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Cerber.ali1020013
K7GW Trojan ( 005137001 )
Cybereason malicious.6be3a8
Cyren W32/Ransom.DF.gen!Eldorado
ESET-NOD32 a variant of Win32/Kryptik.FNTK
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Ransomware.Cerber-9783430-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Ransom.Spora.Gen.1
NANO-Antivirus Trojan.Win32.Zerber.eljqeb
ViRobot Trojan.Win32.C.Agent.342273
SUPERAntiSpyware Ransom.Cerber/Variant
MicroWorld-eScan Trojan.Ransom.Spora.Gen.1
Tencent Malware.Win32.Gencirc.10b65e4b
Ad-Aware Trojan.Ransom.Spora.Gen.1
Comodo TrojWare.Win32.Crypt.C@7vajd0
BitDefenderTheta Gen:NN.ZexaF.34628.umX@a4vSpvoi
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CERBER.F117B6
McAfee-GW-Edition BehavesLike.Win32.Ransomware.fh
FireEye Generic.mg.f1ac0756be3a85cc
Emsisoft Trojan.Ransom.Spora.Gen.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Zerber.aor
Avira TR/Crypt.XPACK.Gen7
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Cerber.J
AegisLab Trojan.Win32.Zerber.j!c
GData Trojan.Ransom.Spora.Gen.1
AhnLab-V3 Trojan/Win32.Zerber.C1826269
Acronis suspicious
McAfee Ransomware-FMJ!F1AC0756BE3A
MAX malware (ai score=100)
VBA32 TrojanRansom.Cerber
Malwarebytes Cerber.Ransom.Encrypt.DDS
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_CERBER.F117B6
Rising HackTool.Obfuscator!8.236 (TFE:5:qBEYRlJrPmM)
Yandex Trojan.GenAsa!0b7SBjdPpgk
Ikarus Trojan-Ransom.Cerber
Fortinet W32/GenKryptik.APXF!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Trojan.cb1

How to remove Win32/Kryptik.FNTK ransomware?

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.FNTK 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.FNTK 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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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