Win32/Kryptik.GYYS

What is Win32/Kryptik.GYYS infection?

In this short article you will locate regarding the interpretation of Win32/Kryptik.GYYS as well as its adverse impact on your computer system. Such ransomware are a kind of malware that is elaborated by online frauds to require paying the ransom money by a target.

GridinSoft Anti-Malware Review

It is better to prevent, than repair and repent!

When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
GridinSoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | GridinSoft

In the majority of the cases, Win32/Kryptik.GYYS ransomware will advise its targets to initiate funds move for the purpose of counteracting the changes that the Trojan infection has actually presented to the victim’s tool.

Win32/Kryptik.GYYS 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.
  • 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 delete volume shadow copies;
  • 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.
  • 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 documents situated on the target’s disk drive — so the target can no longer make use of the information;
  • Preventing routine access to the sufferer’s workstation;

Win32/Kryptik.GYYS

The most normal networks where Win32/Kryptik.GYYS Trojans are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of customer winding up on a source that hosts a malicious software;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the victim’s PC or stop the tool from working in a proper fashion – while additionally placing a ransom money note that points out the need for the targets to impact the settlement for the objective of decrypting the records or recovering the data system back to the preliminary problem. In many circumstances, the ransom note will turn up when the client reboots the PC after the system has already been damaged.

Win32/Kryptik.GYYS circulation networks.

In numerous edges of the globe, Win32/Kryptik.GYYS expands by jumps and also bounds. However, the ransom notes and also tricks of extorting the ransom quantity may vary depending on specific regional (local) settings. The ransom notes as well as methods of extorting the ransom amount might differ depending on particular local (local) setups.

Ransomware injection

For example:

    Faulty signals about unlicensed software program.

    In certain locations, the Trojans typically wrongfully report having actually found some unlicensed applications made it possible for on the victim’s gadget. The alert after that demands the user to pay the ransom.

    Faulty statements regarding illegal material.

    In nations where software program piracy is less preferred, this approach is not as effective for the cyber scams. Alternatively, the Win32/Kryptik.GYYS popup alert may wrongly declare to be stemming from a police institution and will report having situated youngster pornography or other unlawful data on the gadget.

    Win32/Kryptik.GYYS popup alert might incorrectly assert to be acquiring from a legislation enforcement organization as well as will certainly report having situated child porn or various other illegal data on the gadget. The alert will similarly have a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 998BDEBB
md5: 19aae48a988228d910e96755d7965137
name: dmx777amx.exe
sha1: 4ec0c744b3bea504f92a462c4f010aec4704b8c5
sha256: 7bea45c43fc895dafe0b0c5de77f61666c91047c7346906b493603ffdf201e62
sha512: 97a2a3beb0f9edda72f65d8e3c9c846b3792cfdcf79ce4541d04a3a3e9507171ad4e8ca00ed8faf82b979c3ab7bd48339b5b2309df743db9105c52f2968cda7b
ssdeep: 3072:oU1YOQyJ1wu1GO35qxGrAeQ9HZZfGpqId+S3OAMHt/Tiqhr2La3:oU1YOQyXwrSzMZYhqhiqhv
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0219 0x04e4

Win32/Kryptik.GYYS also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.32771600
FireEye Generic.mg.19aae48a988228d9
McAfee RDN/Generic.grp
Malwarebytes Trojan.MalPack.GS
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.GenericKD.32771600
K7GW Riskware ( 0040eff71 )
Cybereason malicious.4b3bea
BitDefenderTheta Gen:NN.ZexaF.32517.lu0@a0xNsmo
Symantec ML.Attribute.HighConfidence
APEX Malicious
GData Win32.Trojan-Ransom.VirusEncoder.GUEDWH
Kaspersky Trojan.Win32.DelShad.bry
Alibaba Trojan:Win32/DelShad.56b134ca
AegisLab Trojan.Multi.Generic.4!c
Rising Trojan.Kryptik!1.BFD8 (CLASSIC)
Ad-Aware Trojan.GenericKD.32771600
Comodo Malware@#1nfcclff86cz3
F-Secure Heuristic.HEUR/AGEN.1044827
DrWeb Trojan.MulDrop11.30145
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.PdfCrypt.ch
Trapmine malicious.high.ml.score
Sophos Mal/Generic-S
Ikarus Trojan.Win32.Crypt
Jiangmin TrojanDownloader.Bandit.ayy
Avira HEUR/AGEN.1044827
MAX malware (ai score=87)
Endgame malicious (high confidence)
Arcabit Trojan.Generic.D1F40E10
ZoneAlarm Trojan.Win32.DelShad.bry
Microsoft Trojan:Win32/GandCrypt.GE!MTB
AhnLab-V3 Malware/Win32.RL_Generic.R301699
Acronis suspicious
VBA32 Malware-Cryptor.Limpopo
ALYac Trojan.Ransom.Crysis
Cylance Unsafe
Panda Trj/GdSda.A
ESET-NOD32 a variant of Win32/Kryptik.GYYS
TrendMicro-HouseCall TROJ_GEN.R002C0DL219
MaxSecure Trojan.Malware.300983.susgen
Fortinet Malicious_Behavior.SB
AVG FileRepMalware
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Win32/Trojan.085

How to remove Win32/Kryptik.GYYS 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 install-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.GYYS 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.GYYS you can always ask me in the comments for getting help.

Sending
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply

Sending

This site uses Akismet to reduce spam. Learn how your comment data is processed.