Trojan.Win32.Chapak.egkh

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

What is Trojan.Win32.Chapak.egkh infection?

In this article you will certainly locate regarding the definition of Trojan.Win32.Chapak.egkh and its unfavorable influence on your computer. Such ransomware are a kind of malware that is clarified by online frauds to demand paying the ransom by a target.

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Most of the cases, Trojan.Win32.Chapak.egkh infection will advise its victims to initiate funds move for the function of reducing the effects of the modifications that the Trojan infection has presented to the target’s device.

Trojan.Win32.Chapak.egkh 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.
  • Unconventionial language used in binary resources: Nepali;
  • 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.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the victim’s hard drive — so the target can no longer make use of the data;
  • Preventing regular accessibility to the victim’s workstation;

Trojan.Win32.Chapak.egkh

The most typical channels through which Trojan.Win32.Chapak.egkh are injected are:

  • By means of phishing e-mails;
  • As an effect of individual ending up on a source that hosts a malicious software program;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the victim’s PC or avoid the gadget from operating in a correct way – while likewise placing a ransom note that states the requirement for the victims to impact the settlement for the objective of decrypting the files or recovering the data system back to the first problem. In many instances, the ransom money note will come up when the customer reboots the COMPUTER after the system has actually currently been damaged.

Trojan.Win32.Chapak.egkh distribution channels.

In different corners of the world, Trojan.Win32.Chapak.egkh grows by leaps as well as bounds. Nonetheless, the ransom notes as well as tricks of obtaining the ransom amount may vary depending upon certain neighborhood (local) setups. The ransom money notes as well as techniques of extorting the ransom money quantity might differ depending on certain regional (regional) settings.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software program.

    In certain locations, the Trojans often wrongfully report having detected some unlicensed applications allowed on the sufferer’s gadget. The sharp after that demands the individual to pay the ransom money.

    Faulty statements concerning illegal web content.

    In countries where software program piracy is much less popular, this approach is not as reliable for the cyber frauds. Additionally, the Trojan.Win32.Chapak.egkh popup alert might incorrectly assert to be deriving from a law enforcement organization as well as will report having located child porn or other illegal data on the tool.

    Trojan.Win32.Chapak.egkh popup alert might falsely declare to be deriving from a regulation enforcement organization and also will report having situated child pornography or other prohibited data on the gadget. The alert will in a similar way have a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 1775A9AE
md5: 1fb985f8e316e1efbc23123f8a75da19
name: socks777amx.exe
sha1: 74028f28064466a0ee20cf91866a877a0a20fe7b
sha256: 8ce327334abede64885facae9947ed77c289b146a048463b1872cd6ca078ff6d
sha512: af19003bf8a5a6995def525cfeb88e638569faecefdb9dc6c617a9390868f2dab847ac79fd24ad3032f889ebc6ae660f4e2af6519df85b39381abe7cb69fe6e4
ssdeep: 3072:z05vEU3/QOfTW1SrRwPXfgXCg9COPMypuCST4/T4jMbLyXq:4mUHGOUTCSTt2gq
type: PE32 executable (GUI) Intel 80386 system file, for MS Windows

Version Info:

0: [No Data]

Trojan.Win32.Chapak.egkh also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.42118004
CAT-QuickHeal Ransom.Stop.MP4
McAfee Artemis!1FB985F8E316
Cylance Unsafe
Sangfor Malware
BitDefender Trojan.GenericKD.42118004
CrowdStrike win/malicious_confidence_90% (W)
Arcabit Trojan.Generic.D282AB74
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/GenKryptik.EAFW
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan.Win32.Chapak.egkh
Rising Downloader.Dofoil!8.322 (TFE:6:qFwI1sROWJO)
Ad-Aware Trojan.GenericKD.42118004
Emsisoft Trojan.GenericKD.42118004 (B)
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
Fortinet W32/Malicious_Behavior.SBX
FireEye Generic.mg.1fb985f8e316e1ef
SentinelOne DFI – Malicious PE
Webroot W32.Trojan.Gen
MAX malware (ai score=86)
Endgame malicious (high confidence)
Microsoft Trojan:Win32/Pynamer.A!ac
ZoneAlarm Trojan.Win32.Chapak.egkh
AhnLab-V3 Trojan/Win32.MalPe.R303789
Malwarebytes Trojan.MalPack.GS
Ikarus Ransom.Win32.Shade
GData Trojan.GenericKD.42118004
BitDefenderTheta Gen:NN.ZexaF.33550.iCW@aKAcbDkG
AVG FileRepMalware
Cybereason malicious.806446
Avast FileRepMalware
Qihoo-360 HEUR/QVM10.1.EA5D.Malware.Gen

How to remove Trojan.Win32.Chapak.egkh ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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 Trojan.Win32.Chapak.egkh 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.egkh 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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