Win32/Kryptik.FSZA

Written by Robert Bailey

What is Win32/Kryptik.FSZA infection?

In this short article you will find concerning the interpretation of Win32/Kryptik.FSZA and also its unfavorable influence on your computer. Such ransomware are a type of malware that is clarified by online frauds to demand paying the ransom by a sufferer.

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In the majority of the instances, Win32/Kryptik.FSZA ransomware will instruct its victims to start funds move for the function of reducing the effects of the amendments that the Trojan infection has actually presented to the target’s gadget.

Win32/Kryptik.FSZA Summary

These modifications 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.

  • A process created a hidden window;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • 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;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Attempts to delete volume shadow copies;
  • Deletes its original binary from disk;
  • Checks for the presence of known windows from debuggers and forensic tools;
  • 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.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files found on the sufferer’s disk drive — so the sufferer can no longer use the data;
  • Preventing routine accessibility 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
kel52.com Ransom:Win32/Bitman.6d43c001
myredhour.com Ransom:Win32/Bitman.6d43c001
controlfreaknetworks.com Ransom:Win32/Bitman.6d43c001
sappmtraining.com Ransom:Win32/Bitman.6d43c001

Win32/Kryptik.FSZA

One of the most regular channels whereby Win32/Kryptik.FSZA Ransomware Trojans are injected are:

  • By ways of phishing e-mails;
  • As an effect of customer winding up on a resource that holds a harmful software;

As soon as the Trojan is successfully injected, it will either cipher the data on the sufferer’s computer or prevent the tool from functioning in a correct fashion – while likewise putting a ransom money note that discusses the requirement for the victims to effect the settlement for the purpose of decrypting the papers or restoring the documents system back to the preliminary condition. In most instances, the ransom note will certainly show up when the customer restarts the PC after the system has already been harmed.

Win32/Kryptik.FSZA distribution networks.

In various corners of the world, Win32/Kryptik.FSZA grows by jumps as well as bounds. However, the ransom notes as well as tricks of obtaining the ransom quantity might vary depending on certain neighborhood (local) setups. The ransom notes and also techniques of obtaining the ransom amount may differ depending on certain regional (local) setups.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software.

    In particular locations, the Trojans frequently wrongfully report having actually spotted some unlicensed applications made it possible for on the victim’s gadget. The alert then requires the individual to pay the ransom.

    Faulty declarations regarding illegal material.

    In nations where software program piracy is less prominent, this technique is not as effective for the cyber fraudulences. Alternatively, the Win32/Kryptik.FSZA popup alert may wrongly claim to be deriving from a law enforcement establishment and will certainly report having located youngster pornography or various other prohibited information on the device.

    Win32/Kryptik.FSZA popup alert may falsely claim to be acquiring from a legislation enforcement establishment and also will report having located child porn or various other illegal data on the tool. The alert will likewise include a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 661509D6
md5: c7f104f31963cb12752c00c21053c85b
name: C7F104F31963CB12752C00C21053C85B.mlw
sha1: ed469c566ea2b11e15760500cd5f64a27fd27a06
sha256: 9e606d4a6bca26937544ebf16af0d986dfad41af61393296ffb5c42b23c3c727
sha512: 63c48474ed4dc1171da7ea663df9ad13cc417687556e671b70b7c43719ace9397cb3019676ffe9e7c76107420282b147f097f325d5e1d340d92b6f817457090d
ssdeep: 6144:D+nltIQzB2SW8je4d1rxm8Z0Ce7G7PWH4X8indVnqVSClmAhnu:D+/F7WAe43rMeDaVImVjlmAhnu
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9. All rights reserved. PortableApps.com
InternalName: Methyl
FileVersion: 9.6.4.7
CompanyName: PortableApps.com
LegalTrademarks: xa9. All rights reserved. PortableApps.com
ProductName: Methyl
Languages: English
ProductVersion: 9.6.4.7
FileDescription: Cis Assessments Caps
Translation: 0x0409 0x04b0

Win32/Kryptik.FSZA also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0055dd191 )
Elastic malicious (high confidence)
DrWeb Trojan.MulDrop6.34518
ClamAV BC.Win.Packer.Troll-14
ALYac Gen:Variant.Johnnie.71601
Cylance Unsafe
Zillya Trojan.Bitman.Win32.1763
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
Alibaba Ransom:Win32/Bitman.6d43c001
K7GW Trojan ( 0055dd191 )
Cybereason malicious.31963c
Symantec Trojan.Gen.MBT
ESET-NOD32 a variant of Win32/Kryptik.FSZA
APEX Malicious
Avast Win32:Malware-gen
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Bitman.tvm
BitDefender Gen:Variant.Johnnie.71601
NANO-Antivirus Trojan.Win32.Drop.ebdwxm
MicroWorld-eScan Gen:Variant.Johnnie.71601
Tencent Win32.Trojan.Bitman.Tbsb
Ad-Aware Gen:Variant.Johnnie.71601
Sophos Troj/Ransom-CPE
BitDefenderTheta Gen:NN.ZexaF.34690.Fq0@aKVKovli
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CRYPTESLA.CBQ163H
McAfee-GW-Edition BehavesLike.Win32.Dropper.hc
FireEye Generic.mg.c7f104f31963cb12
Emsisoft Gen:Variant.Johnnie.71601 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Trojan.Gen
Avira TR/Crypt.ZPACK.Gen7
Kingsoft Win32.Troj.GenericKD.v.(kcloud)
Microsoft Trojan:Win32/Dynamer!ac
ZoneAlarm Trojan-Ransom.Win32.Bitman.tvm
GData Gen:Variant.Johnnie.71601
AhnLab-V3 Trojan/Win32.Locky.R195755
Acronis suspicious
McAfee Artemis!C7F104F31963
MAX malware (ai score=81)
VBA32 BScope.TrojanRansom.Bitman
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_CRYPTESLA.CBQ163H
Rising Ransom.Bitman!8.6A2 (CLOUD)
Yandex Trojan.Bitman!0SBaRR6it/s
Ikarus Trojan-Banker.UrSnif
Fortinet W32/Kryptik.DDF6!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Kryptik.FSZA 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

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.FSZA 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Win32/Kryptik.FSZA 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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