Trojan.Win32.Chapak.bfhn

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

What is Trojan.Win32.Chapak.bfhn infection?

In this post you will certainly find about the interpretation of Trojan.Win32.Chapak.bfhn as well as its adverse influence on your computer. Such ransomware are a kind of malware that is elaborated by on-line frauds to require paying the ransom money by a victim.

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In the majority of the instances, Trojan.Win32.Chapak.bfhn virus will instruct its sufferers to initiate funds move for the objective of counteracting the amendments that the Trojan infection has actually presented to the sufferer’s device.

Trojan.Win32.Chapak.bfhn Summary

These modifications 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.
  • Tries to unhook or modify Windows functions monitored by Cuckoo;
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the target’s hard drive — so the victim can no more use the data;
  • Preventing routine accessibility to the sufferer’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
z.whorecord.xyz TrojWare.Win32.Ransom.Gandcrab.GC@7zlhhh
a.tomx.xyz TrojWare.Win32.Ransom.Gandcrab.GC@7zlhhh

Trojan.Win32.Chapak.bfhn

One of the most normal networks whereby Trojan.Win32.Chapak.bfhn Ransomware are infused are:

  • By means of phishing emails;
  • As an effect of individual winding up on a source that hosts a harmful software application;

As soon as the Trojan is efficiently injected, it will either cipher the information on the target’s PC or stop the device from working in an appropriate fashion – while also putting a ransom money note that mentions the demand for the targets to effect the settlement for the function of decrypting the documents or bring back the file system back to the first condition. In a lot of circumstances, the ransom money note will certainly turn up when the customer restarts the PC after the system has actually currently been damaged.

Trojan.Win32.Chapak.bfhn distribution networks.

In various corners of the globe, Trojan.Win32.Chapak.bfhn grows by leaps and bounds. However, the ransom money notes and also methods of extorting the ransom money amount may differ depending on particular regional (regional) setups. The ransom money notes and methods of obtaining the ransom money quantity might differ depending on certain local (regional) setups.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software.

    In certain locations, the Trojans usually wrongfully report having found some unlicensed applications made it possible for on the victim’s device. The alert then demands the user to pay the ransom.

    Faulty statements concerning illegal content.

    In nations where software piracy is much less preferred, this approach is not as effective for the cyber fraudulences. Additionally, the Trojan.Win32.Chapak.bfhn popup alert might falsely declare to be deriving from a law enforcement establishment as well as will certainly report having situated child porn or various other unlawful information on the gadget.

    Trojan.Win32.Chapak.bfhn popup alert might wrongly claim to be deriving from a legislation enforcement establishment and will certainly report having situated child porn or other illegal information on the tool. The alert will in a similar way consist of a need for the user to pay the ransom money.

Technical details

File Info:

crc32: FC73FEF2
md5: cb3a66a2c9b5d43ce2ac58daa1f6d171
name: CB3A66A2C9B5D43CE2AC58DAA1F6D171.mlw
sha1: 8efd9b808a8109e09ccf035c1c958ff24daeb2dd
sha256: 0196cf4bb2716c57e0f6bd9e42e5e67a64c403f6f700f0c485581ea83da20053
sha512: a489b337042b0ff42c925847b87a4eb6bd795ad73f9d337a4a25b683d0366b72aeba65ba344ed8e1892052d12fb358ea53b4fd97ae72bd69e71168fd4d653c8a
ssdeep: 6144:m9t10cr2K2b2Siuc9O1Z2UtR/olmoNo2zOmBb357gS:Ot10kn2bXnJsGR/olPNoqb3
type: PE32 executable (GUI) Intel 80386 system file, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2017, tcgisudz
FileVersion: 1.3.6
ProductVersion: 1.0.4.11

Trojan.Win32.Chapak.bfhn also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00543e471 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Stealer.24943
Cynet Malicious (score: 100)
ALYac Trojan.Brsecmon.1
Cylance Unsafe
Zillya Trojan.Chapak.Win32.40280
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Trojan:Win32/Chapak.7166c840
K7GW Trojan ( 00543e471 )
Cybereason malicious.2c9b5d
Cyren W32/Kryptik.NF.gen!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GMPP
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Packed.Azorult-7596348-0
Kaspersky Trojan.Win32.Chapak.bfhn
BitDefender Trojan.Brsecmon.1
NANO-Antivirus Trojan.Win32.Chapak.fkpuuu
MicroWorld-eScan Trojan.Brsecmon.1
Tencent Win32.Trojan.Chapak.Syrq
Ad-Aware Trojan.Brsecmon.1
Sophos ML/PE-A + Mal/GandCrab-G
Comodo TrojWare.Win32.Ransom.Gandcrab.GC@7zlhhh
BitDefenderTheta Gen:NN.ZexaF.34722.ru0@aiTotXai
TrendMicro Trojan.Win32.SODINOK.SM.hp
McAfee-GW-Edition BehavesLike.Win32.AdwareSEasy.dm
FireEye Generic.mg.cb3a66a2c9b5d43c
Emsisoft Trojan.Brsecmon.1 (B)
Jiangmin Trojan.PSW.Azorult.cm
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1107191
eGambit Unsafe.AI_Score_98%
Antiy-AVL Trojan/Generic.ASMalwS.29E2F6B
Microsoft Trojan:Win32/GandCrab.GD!MTB
Arcabit Trojan.Brsecmon.1
GData Trojan.Brsecmon.1
AhnLab-V3 Trojan/Win32.Gandcrab.C2823696
Acronis suspicious
McAfee Trojan-FPST!CB3A66A2C9B5
MAX malware (ai score=100)
VBA32 BScope.Trojan.Vigorf
Malwarebytes Trojan.MalPack.GS
Panda Trj/GdSda.A
TrendMicro-HouseCall Trojan.Win32.SODINOK.SM.hp
Rising Ransom.GandCrab!1.B51A (CLASSIC)
Yandex Trojan.GenAsa!yEJWx0Oy09M
Ikarus Trojan-Ransom.GandCrab
Fortinet W32/Kryptik.GNAQ!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Trojan.Win32.Chapak.bfhn 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 Trojan.Win32.Chapak.bfhn 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.bfhn 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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