Trojan.Win32.Chapak.eygr

Written by Robert Bailey

What is Trojan.Win32.Chapak.eygr infection?

In this short article you will discover concerning the meaning of Trojan.Win32.Chapak.eygr and its adverse impact on your computer. Such ransomware are a kind of malware that is specified by online fraudulences to demand paying the ransom money by a target.

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Most of the cases, Trojan.Win32.Chapak.eygr virus will certainly instruct its targets to initiate funds move for the purpose of reducing the effects of the modifications that the Trojan infection has actually introduced to the victim’s gadget.

Trojan.Win32.Chapak.eygr 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.
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Ukrainian;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents located on the victim’s hard disk drive — so the target can no more use the data;
  • Preventing normal 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.

Related domains:

a.tomx.xyz BehavesLike.Win32.RansomGandCrab.rc
update.googleapis.com BehavesLike.Win32.RansomGandCrab.rc
redirector.gvt1.com BehavesLike.Win32.RansomGandCrab.rc
r1—sn-4g5ednsl.gvt1.com BehavesLike.Win32.RansomGandCrab.rc
z.whorecord.xyz BehavesLike.Win32.RansomGandCrab.rc

Trojan.Win32.Chapak.eygr

The most regular networks where Trojan.Win32.Chapak.eygr Ransomware Trojans are injected are:

  • By methods of phishing emails;
  • As a repercussion of customer winding up on a source that holds a malicious software;

As quickly as the Trojan is efficiently injected, it will certainly either cipher the data on the sufferer’s computer or prevent the tool from functioning in a correct way – while also placing a ransom note that states the requirement for the victims to effect the settlement for the purpose of decrypting the records or restoring the file system back to the preliminary condition. In most instances, the ransom note will certainly turn up when the client restarts the COMPUTER after the system has already been harmed.

Trojan.Win32.Chapak.eygr distribution channels.

In different edges of the world, Trojan.Win32.Chapak.eygr grows by jumps and also bounds. Nonetheless, the ransom notes as well as methods of obtaining the ransom quantity might vary relying on certain regional (regional) setups. The ransom money notes as well as methods of obtaining the ransom money quantity may vary depending on particular local (local) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software.

    In specific locations, the Trojans commonly wrongfully report having spotted some unlicensed applications allowed on the sufferer’s gadget. The sharp then demands the customer to pay the ransom.

    Faulty statements about unlawful web content.

    In countries where software application piracy is less prominent, this method is not as effective for the cyber fraudulences. Conversely, the Trojan.Win32.Chapak.eygr popup alert might falsely declare to be stemming from a law enforcement organization and will report having located youngster porn or other prohibited data on the gadget.

    Trojan.Win32.Chapak.eygr popup alert may wrongly declare to be deriving from a law enforcement establishment and also will report having located child porn or other illegal data on the gadget. The alert will in a similar way consist of a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 1704D765
md5: 60a71becdc7e8ce683727a182aa92892
name: 60A71BECDC7E8CE683727A182AA92892.mlw
sha1: 9e3c04f007634b5bb26d42bf13d62ab1ac02085d
sha256: e82c6ac51b5e748e3213243a9abe35a5a8083f0dffa873bfae518958fc17f166
sha512: b5396abe7817f87629af862e55dd44034ee23c782646d1d8a303713569d197fe82a1ad1bbaa2c27e1f5be6642200d8188499784aa10b7d1d4f0fb82bf90590d7
ssdeep: 98304:F4qV11u8LTJs0HyAmt1gyu5tQSjU1fn9HOqcRF5bmfYD5tYdPtquKF4oYHFCTv5+:v1FuQpo1gP5ng1MqcqddboiFCTKzsERF
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

InternalSurname: vebug.ekc
Prod: 1.2.4
FileVersions: 1.0.5.9
LegalCo: Copyri (C) 2019, pirmudakionca

Trojan.Win32.Chapak.eygr also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.36169533
FireEye Generic.mg.60a71becdc7e8ce6
McAfee Artemis!60A71BECDC7E
Cylance Unsafe
Zillya Trojan.Chapak.Win32.87755
Sangfor Malware
K7AntiVirus Trojan ( 005765391 )
BitDefender Trojan.GenericKD.36169533
K7GW Trojan ( 005765391 )
Cybereason malicious.007634
Cyren W32/Trojan.CPRY-8046
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:DropperX-gen [Drp]
Kaspersky Trojan.Win32.Chapak.eygr
Alibaba Trojan:Win32/Chapak.ce88e292
AegisLab Trojan.Win32.Chapak.4!c
Tencent Win32.Trojan.Chapak.Wnml
Ad-Aware Trojan.GenericKD.36169533
Sophos Mal/Generic-S
F-Secure Trojan.TR/AD.GoCloudnet.ienyf
DrWeb Trojan.Siggen11.58923
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R011C0DAK21
McAfee-GW-Edition BehavesLike.Win32.RansomGandCrab.rc
Emsisoft Trojan.GenericKD.36169533 (B)
Ikarus Trojan.SuspectCRC
Avira TR/AD.GoCloudnet.ienyf
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Trojan:Win32/LokibotCrypt.MS!MTB
Gridinsoft Ransom.Win32.Wacatac.vb
Arcabit Trojan.Generic.D227E73D
ZoneAlarm Trojan.Win32.Chapak.eygr
GData Trojan.GenericKD.36169533
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Agent.R363591
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34780.@pGfaCiZv3ec
ALYac Trojan.GenericKD.36169533
MAX malware (ai score=85)
VBA32 Trojan.Zenpak
Malwarebytes Trojan.MalPack.GS
Panda Trj/GdSda.A
ESET-NOD32 a variant of Win32/Kryptik.HIVX
TrendMicro-HouseCall TROJ_GEN.R011C0DAK21
Rising Trojan.Kryptik!1.D13F (CLASSIC)
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_68%
Fortinet W32/Kryptik.HIZL!tr
Webroot W32.Trojan.Gen
AVG Win32:DropperX-gen [Drp]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_80% (D)
Qihoo-360 Win32/Trojan.b01

How to remove Trojan.Win32.Chapak.eygr 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.

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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.eygr 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.eygr 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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