Trojan.Win32.Chapak.ejui

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Trojan.Win32.Chapak.ejui infection?

In this post you will locate regarding the meaning of Trojan.Win32.Chapak.ejui as well as its adverse influence on your computer system. Such ransomware are a form of malware that is elaborated by on the internet fraudulences to demand paying the ransom money by a victim.

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In the majority of the cases, Trojan.Win32.Chapak.ejui ransomware will certainly advise its targets to initiate funds transfer for the purpose of reducing the effects of the modifications that the Trojan infection has actually presented to the target’s tool.

Trojan.Win32.Chapak.ejui Summary

These adjustments can be as complies with:

  • 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.
  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • 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;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the victim’s hard disk drive — so the sufferer can no longer use the data;
  • Preventing routine access 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
www.bing.comTrojan-Ransom.Win32.Crypmod.zfq

Trojan.Win32.Chapak.ejui

One of the most common channels where Trojan.Win32.Chapak.ejui Ransomware are infused are:

  • By means of phishing emails;
  • As a repercussion of customer winding up on a resource that organizes a destructive software program;

As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the target’s PC or protect against the tool from operating in a correct fashion – while additionally placing a ransom note that points out the need for the sufferers to effect the settlement for the purpose of decrypting the files or bring back the documents system back to the first condition. In a lot of instances, the ransom note will turn up when the client reboots the PC after the system has currently been harmed.

Trojan.Win32.Chapak.ejui circulation networks.

In numerous corners of the world, Trojan.Win32.Chapak.ejui grows by jumps and bounds. Nevertheless, the ransom notes and also techniques of extorting the ransom amount may vary depending upon certain local (regional) settings. The ransom money notes as well as techniques of obtaining the ransom amount might differ depending on certain regional (regional) settings.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software application.

    In specific locations, the Trojans often wrongfully report having actually discovered some unlicensed applications allowed on the target’s gadget. The alert after that requires the individual to pay the ransom money.

    Faulty declarations regarding illegal content.

    In countries where software application piracy is much less preferred, this approach is not as reliable for the cyber frauds. Additionally, the Trojan.Win32.Chapak.ejui popup alert may incorrectly declare to be deriving from a police institution and also will certainly report having situated youngster porn or various other illegal information on the gadget.

    Trojan.Win32.Chapak.ejui popup alert might incorrectly claim to be obtaining from a law enforcement organization as well as will report having situated youngster pornography or various other unlawful information on the gadget. The alert will similarly include a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 6934BE73
md5: 4adb11fcb479d9c9108974c54a2936ac
name: wotsuper2.exe
sha1: 36f8b97e95ca4d5cc59aade2ba0c8b2b99fe3d1d
sha256: b95631a333bfff5adc8e3648647047f7d338484515e956cb25b5880c9c046d99
sha512: 6f5bd598acc357827188df0eb35be2f96e1a42a5d3d4e1dd9aeeb4bee6cce4486a51afe1f4cf486b61a672d3b9e98882c2a1ee226409b1d9ff1e661771aff032
ssdeep: 24576:pAT8QE+kj8Lxp3yTiJSVGsw/6qti3GDue1nyS5S:pAI+9yTkSAs66qtFN1pY
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: wotsuper
FileDescription: wotsuper 2.1 Installation
FileVersion: 2.1
Comments:
CompanyName: wotsuper
Translation: 0x0409 0x04e4

Trojan.Win32.Chapak.ejui also known as:

GridinSoftTrojan.Ransom.Gen
MicroWorld-eScanTrojan.GenericKD.42841003
FireEyeGeneric.mg.4adb11fcb479d9c9
Qihoo-360Win32/Trojan.322
MalwarebytesTrojan.Downloader
SangforMalware
K7AntiVirusTrojan ( 005625631 )
BitDefenderTrojan.GenericKD.42841003
K7GWTrojan ( 005625631 )
Invinceaheuristic
BitDefenderThetaGen:NN.ZexaF.34100.DuW@aCkWXJhG
SymantecML.Attribute.HighConfidence
APEXMalicious
Paloaltogeneric.ml
GDataTrojan.GenericKDZ.65438
KasperskyTrojan.Win32.Chapak.ejui
AlibabaTrojanPSW:Win32/Chapak.cd9dbd42
ViRobotTrojan.Win32.Z.Downloader.993428
AegisLabTrojan.Win32.Chapak.4!c
RisingTrojan.Kryptik!8.8 (CLOUD)
SophosMal/RyPack-A
F-SecureTrojan.TR/AD.StellarStealer.puddc
DrWebTrojan.Siggen9.20262
TrendMicroTROJ_GEN.R002C0DCE20
McAfee-GW-EditionRDN/Generic.dx
Trapminemalicious.moderate.ml.score
EmsisoftTrojan-Dropper.Agent (A)
IkarusTrojan.Win32.Crypt
WebrootW32.Trojan.Gen
AviraTR/AD.StellarStealer.puddc
MAXmalware (ai score=81)
Antiy-AVLTrojan/Win32.Wacatac
Endgamemalicious (moderate confidence)
ArcabitTrojan.Generic.DFF9E
SUPERAntiSpywareTrojan.Agent/Gen-Downloader
ZoneAlarmTrojan.Win32.Chapak.ejui
MicrosoftTrojan:Win32/Azorult.VSD!MTB
AhnLab-V3Malware/Win32.Generic.C3733562
McAfeeArtemis!4ADB11FCB479
VBA32BScope.Trojan.AET.281105
PandaTrj/CI.A
ESET-NOD32a variant of Win32/Kryptik.HBWN
TrendMicro-HouseCallTROJ_GEN.R002C0DCE20
TencentMalware.Win32.Gencirc.10b8ad88
eGambitUnsafe.AI_Score_99%
FortinetW32/Kryptik.A!tr
AVGWin32:PWSX-gen [Trj]
AvastWin32:PWSX-gen [Trj]
CrowdStrikewin/malicious_confidence_70% (W)
MaxSecureTrojan-Ransom.Win32.Crypmod.zfq

How to remove Trojan.Win32.Chapak.ejui 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

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 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 Trojan.Win32.Chapak.ejui 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 Trojan.Win32.Chapak.ejui 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/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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