Win32/Kryptik.FNZO

What is Win32/Kryptik.FNZO infection?

In this short article you will certainly find regarding the definition of Win32/Kryptik.FNZO as well as its unfavorable effect on your computer. Such ransomware are a form of malware that is clarified by online frauds to require paying the ransom money by a target.

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Most of the instances, Win32/Kryptik.FNZO infection will certainly advise its targets to launch funds transfer for the purpose of counteracting the changes that the Trojan infection has introduced to the sufferer’s device.

Win32/Kryptik.FNZO 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;
  • 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 files situated on the victim’s hard disk drive — so the victim can no more utilize the data;
  • Preventing regular accessibility to the target’s workstation;

Win32/Kryptik.FNZO

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

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

As quickly as the Trojan is efficiently injected, it will either cipher the information on the victim’s PC or prevent the device from functioning in a proper manner – while likewise positioning a ransom note that points out the requirement for the targets to impact the payment for the objective of decrypting the documents or bring back the file system back to the first condition. In the majority of instances, the ransom note will certainly come up when the customer reboots the COMPUTER after the system has already been damaged.

Win32/Kryptik.FNZO distribution networks.

In numerous corners of the world, Win32/Kryptik.FNZO grows by jumps as well as bounds. Nevertheless, the ransom notes and also tricks of obtaining the ransom quantity might differ relying on certain neighborhood (regional) setups. The ransom money notes as well as tricks of extorting the ransom amount might differ depending on specific neighborhood (local) settings.

Ransomware injection

For example:

    Faulty notifies regarding unlicensed software program.

    In specific locations, the Trojans often wrongfully report having discovered some unlicensed applications made it possible for on the victim’s gadget. The sharp then demands the individual to pay the ransom.

    Faulty declarations about prohibited content.

    In countries where software piracy is less preferred, this method is not as reliable for the cyber fraudulences. Alternatively, the Win32/Kryptik.FNZO popup alert may wrongly assert to be stemming from a law enforcement organization and will certainly report having situated child pornography or other prohibited data on the device.

    Win32/Kryptik.FNZO popup alert might falsely declare to be deriving from a law enforcement establishment as well as will report having located kid porn or other unlawful information on the device. The alert will likewise contain a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: FF2A1197
md5: 4be62383cea0f249ab744d5e175f3da6
name: 4BE62383CEA0F249AB744D5E175F3DA6.mlw
sha1: 6fc459173b266fd622ab41c027288d915a966698
sha256: b621e6fd27d03da165bcd1244e5a37b6db514af8aa96372b02891b2ca6234704
sha512: 74af015ac07a9950b48bcf06c7de6e2c18b2992d6655b77905f2240dfd7b33a94d05cac044bbabd505b3a294b957a13e22de30091b9968c4306a87d2d0dc881a
ssdeep: 6144:CCs8OuRdF+rqmLVOaDUDkwSsTnredNpyMy:CCs8ZRdFqDLbkTn0Ty
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.FNZO also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 005137001 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Sphinx.2
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Exxroute.A3
ALYac Trojan.Ransom.Cerber
Cylance Unsafe
Zillya Trojan.Cerber.Win32.186
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Cerber.76339839
K7GW Trojan ( 00504cc91 )
Cybereason malicious.3cea0f
Baidu Win32.Trojan.Kryptik.big
Cyren W32/Cerber.NUHN-2865
Symantec Packed.Generic.493
ESET-NOD32 a variant of Win32/Kryptik.FNZO
APEX Malicious
Avast Win32:Filecoder-AY [Trj]
ClamAV Win.Ransomware.Cerber-6986679-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Agent.CDPF
NANO-Antivirus Trojan.Win32.Kryptik.eljiod
SUPERAntiSpyware Ransom.Cerber/Variant
MicroWorld-eScan Trojan.Agent.CDPF
Tencent Malware.Win32.Gencirc.10b7d997
Ad-Aware Trojan.Agent.CDPF
Sophos Mal/Generic-R + Mal/Elenoocka-E
Comodo TrojWare.Win32.Crypt.C@7vajd0
BitDefenderTheta Gen:NN.ZexaF.34628.tmX@ayxpI3p
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CERBER.VSAFO
McAfee-GW-Edition BehavesLike.Win32.Ransomware.fh
FireEye Generic.mg.4be62383cea0f249
Emsisoft Trojan.Agent.CDPF (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Zerber.apx
Webroot W32.Ransom.Gen
Avira TR/Crypt.XPACK.Gen7
eGambit Unsafe.AI_Score_99%
Microsoft Ransom:Win32/Cerber
AegisLab Trojan.Win32.Generic.4!c
GData Trojan.Agent.CDPF
TACHYON Trojan/W32.Agent.324851
AhnLab-V3 Trojan/Win32.Cerber.R194818
Acronis suspicious
McAfee Ransomware-FMJ!4BE62383CEA0
MAX malware (ai score=100)
VBA32 BScope.Trojan.Zbot.2312
Malwarebytes Cerber.Ransom.Encrypt.DDS
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_CERBER.VSAFO
Rising Ransom.Cerber!8.3058 (CLOUD)
Yandex Trojan.GenAsa!En/C2RySVcc
Ikarus Trojan.Ransom.Spora
Fortinet W32/Kryptik.GKVH!tr
AVG Win32:Filecoder-AY [Trj]
Qihoo-360 Win32/Ransom.Filecoder.HxMB5z8A

How to remove Win32/Kryptik.FNZO 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.FNZO 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.FNZO 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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