Win32/Kryptik.FGQU

Written by Robert Bailey

What is Win32/Kryptik.FGQU infection?

In this short article you will certainly locate about the definition of Win32/Kryptik.FGQU and also its adverse influence on your computer system. Such ransomware are a form of malware that is specified by on the internet frauds to require paying the ransom by a victim.

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Most of the cases, Win32/Kryptik.FGQU virus will certainly instruct its victims to launch funds transfer for the objective of neutralizing the modifications that the Trojan infection has actually introduced to the sufferer’s tool.

Win32/Kryptik.FGQU 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.
  • Attempts to remove evidence of file being downloaded from the Internet;
  • 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
  • Exhibits possible ransomware file modification behavior;
  • Writes a potential ransom message to disk;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Appends a known CryptFile2 ransomware file extension to files that have been encrypted;
  • Creates a known CryptFile2 ransomware decryption instruction / key file.;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files found on the victim’s hard disk — so the sufferer can no more make use of the data;
  • Preventing routine access to the sufferer’s workstation;
Similar behavior
Related domains
z.whorecord.xyz Ransomware.Tescrypt.WR5
a.tomx.xyz Ransomware.Tescrypt.WR5

Win32/Kryptik.FGQU

One of the most typical networks whereby Win32/Kryptik.FGQU Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As a consequence of user winding up on a resource that organizes a malicious software;

As soon as the Trojan is effectively injected, it will either cipher the information on the victim’s PC or avoid the gadget from working in an appropriate way – while also placing a ransom money note that mentions the demand for the victims to effect the repayment for the function of decrypting the papers or restoring the documents system back to the initial problem. In many instances, the ransom money note will turn up when the customer restarts the PC after the system has currently been harmed.

Win32/Kryptik.FGQU circulation networks.

In different corners of the globe, Win32/Kryptik.FGQU expands by leaps as well as bounds. Nevertheless, the ransom notes and also methods of extorting the ransom quantity may vary depending upon specific local (regional) settings. The ransom money notes and also methods of obtaining the ransom amount might differ depending on certain local (regional) setups.

Ransomware injection

For example:

    Faulty notifies about unlicensed software.

    In specific areas, the Trojans often wrongfully report having actually discovered some unlicensed applications enabled on the victim’s gadget. The sharp after that demands the individual to pay the ransom.

    Faulty statements regarding unlawful material.

    In countries where software piracy is less preferred, this approach is not as effective for the cyber frauds. Conversely, the Win32/Kryptik.FGQU popup alert may falsely assert to be deriving from a police establishment as well as will report having located kid porn or other illegal information on the tool.

    Win32/Kryptik.FGQU popup alert may wrongly declare to be obtaining from a regulation enforcement organization and also will certainly report having situated kid pornography or other prohibited information on the device. The alert will in a similar way consist of a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 81AADE0A
md5: b260c220d2e27070b25787c51c223eeb
name: B260C220D2E27070B25787C51C223EEB.mlw
sha1: 39eeb5d087f19d6d2c7fd3e060ffdcc2216d5963
sha256: a85cb05d84eb676862bf54e3c8046b4a11b39218941529f38fb3ead170203b53
sha512: f2eab1523947766390a7673a9a36fbe2a97679721ea928072b61ec65bf6aa64c19f20bcc956858914c523c3f3f15e0d386b2bf20abbc9023e969ae43965297a6
ssdeep: 1536:oj7/PdcbPQyXN53sMu3DmQtxRS6oAZx0pcQb3bLf:sjAXN53sRiQ3E40pXf
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright 1994 - 2000
FileVersion: 25,23,17,10
CompanyName: SyssSoft, Cortion.
ProductName: kkCDAqTe
ProductVersion: 25,23,17,10
FileDescription: IYCULMP
OriginalFilename: ZDfLbUxbP.exe
Translation: 0x0409 0x04e7

Win32/Kryptik.FGQU also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0051ce291 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.6033
Cynet Malicious (score: 100)
CAT-QuickHeal Ransomware.Tescrypt.WR5
ALYac DeepScan:Generic.Ransom.HydraCrypt.4B79C2CC
Cylance Unsafe
Zillya Trojan.BitWall.Win32.159
Sangfor Ransom.Win32.HydraCrypt.A
K7GW Trojan ( 0051ce291 )
Cybereason malicious.0d2e27
Symantec Ransom.CryptXXX!g18
ESET-NOD32 a variant of Win32/Kryptik.FGQU
APEX Malicious
Avast FileRepMetagen [Malware]
Kaspersky Trojan-Spy.Win32.BitWall.vf
BitDefender DeepScan:Generic.Ransom.HydraCrypt.4B79C2CC
NANO-Antivirus Trojan.Win32.BitWall.evqglt
MicroWorld-eScan DeepScan:Generic.Ransom.HydraCrypt.4B79C2CC
Tencent Win32.Trojan-spy.Bitwall.Pdlo
Ad-Aware DeepScan:Generic.Ransom.HydraCrypt.4B79C2CC
Sophos Mal/Generic-S
Comodo Malware@#1rcesilvyq4kw
BitDefenderTheta Gen:NN.ZexaF.34686.ey0@aiSFf8mi
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CRYPHYDRA.SMJ
McAfee-GW-Edition GenericRXLD-ZY!B260C220D2E2
FireEye Generic.mg.b260c220d2e27070
Emsisoft DeepScan:Generic.Ransom.HydraCrypt.4B79C2CC (B)
Avira HEUR/AGEN.1127116
Microsoft Ransom:Win32/HydraCrypt.A
Arcabit DeepScan:Generic.Ransom.HydraCrypt.4B79C2CC
ZoneAlarm Trojan-Spy.Win32.BitWall.vf
GData DeepScan:Generic.Ransom.HydraCrypt.4B79C2CC
AhnLab-V3 Trojan/Win32.Snocry.C1563081
Acronis suspicious
McAfee GenericRXLD-ZY!B260C220D2E2
MAX malware (ai score=98)
VBA32 Heur.Malware-Cryptor.Hlux
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_CRYPHYDRA.SMJ
Rising Ransom.HydraCrypt!8.864F (CLOUD)
Yandex Trojan.GenAsa!UJxjLWoJgf4
Ikarus Trojan-Downloader.Win32.Waski
eGambit Unsafe.AI_Score_96%
Fortinet W32/Kryptik.FHAQ!tr
AVG FileRepMetagen [Malware]
Paloalto generic.ml

How to remove Win32/Kryptik.FGQU 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.FGQU 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.FGQU 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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