Trojan.Win32.Chapak.eayz

Written by Robert Bailey

What is Trojan.Win32.Chapak.eayz infection?

In this article you will certainly discover concerning the interpretation of Trojan.Win32.Chapak.eayz and its negative influence on your computer. Such ransomware are a form of malware that is clarified by on-line scams to require paying the ransom money by a sufferer.

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In the majority of the instances, Trojan.Win32.Chapak.eayz ransomware will certainly advise its sufferers to initiate funds move for the objective of counteracting the changes that the Trojan infection has actually introduced to the target’s gadget.

Trojan.Win32.Chapak.eayz 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.
  • Starts servers listening on 0.0.0.0:30280, 0.0.0.0:28893;
  • A process created a hidden window;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • Deletes its original binary from disk;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Attempts to identify installed AV products by registry key;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records located on the target’s hard disk drive — so the sufferer can no longer 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.

Trojan.Win32.Chapak.eayz

The most regular channels whereby Trojan.Win32.Chapak.eayz are injected are:

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

As soon as the Trojan is efficiently infused, it will either cipher the information on the target’s computer or stop the gadget from functioning in a proper manner – while likewise placing a ransom note that discusses the demand for the targets to effect the settlement for the objective of decrypting the papers or bring back the file system back to the preliminary problem. In a lot of circumstances, the ransom money note will show up when the client reboots the PC after the system has currently been harmed.

Trojan.Win32.Chapak.eayz distribution networks.

In numerous corners of the world, Trojan.Win32.Chapak.eayz grows by leaps as well as bounds. However, the ransom money notes and methods of obtaining the ransom money amount might vary depending on specific neighborhood (regional) setups. The ransom notes as well as techniques of extorting the ransom quantity might vary depending on particular regional (local) settings.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software program.

    In certain locations, the Trojans typically wrongfully report having actually identified some unlicensed applications allowed on the victim’s gadget. The alert then requires the customer to pay the ransom money.

    Faulty statements concerning unlawful web content.

    In nations where software application piracy is less preferred, this technique is not as reliable for the cyber scams. Additionally, the Trojan.Win32.Chapak.eayz popup alert may wrongly assert to be originating from a police institution and also will report having situated youngster porn or various other unlawful data on the device.

    Trojan.Win32.Chapak.eayz popup alert may incorrectly assert to be deriving from a regulation enforcement establishment as well as will report having situated child pornography or various other unlawful information on the tool. The alert will likewise contain a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 3E91F258
md5: eb0dd00f561ae9a4b00177907c653d6c
name: EB0DD00F561AE9A4B00177907C653D6C.mlw
sha1: f18f8a5ee79e7570f49343ca1a9199e0df9a2af7
sha256: 083c188073b07abce02d5a804bfa45bef0b2b521e898ed1b7f7072fe756d5192
sha512: 6e0d6d3f6ce3f86ea437807c4bbf9ccd046db8e0f95237782261a15b593e42566872fb19edf295b97468c33522482d94757d156cb732a43495adce4cb263fedf
ssdeep: 3072:mnhmAf71vFyXNXkKLgTvC1mKq8/BN/6yyx5DjpUQt0fsQahFhNCMzd:m/71v8X1LwC/r5tHMD5t0fehDNCMZ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Win32.Chapak.eayz also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0053305e1 )
Elastic malicious (high confidence)
ClamAV Win.Ransomware.Cryptomix-6489177-0
CAT-QuickHeal Trojan.Chapak.ZZ5
ALYac Trojan.Mint.Jamg.C
Malwarebytes Trojan.PasswordStealer
CrowdStrike win/malicious_confidence_90% (D)
BitDefender Trojan.Mint.Jamg.C
K7GW Trojan ( 0053305e1 )
Cybereason malicious.f561ae
BitDefenderTheta Gen:NN.ZexaF.34678.nuW@aWydFoii
Cyren W32/S-c5d37cab!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GDBZ
APEX Malicious
Paloalto generic.ml
Cynet Malicious (score: 100)
Kaspersky Trojan.Win32.Chapak.eayz
Alibaba Trojan:Win32/Bunitu.ali1000105
NANO-Antivirus Trojan.Win32.Encoder.exywhb
ViRobot Trojan.Win32.Agent.206336.Q
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
MicroWorld-eScan Trojan.Mint.Jamg.C
Tencent Win32.Trojan.Generic.Ajll
Ad-Aware Trojan.Mint.Jamg.C
Sophos ML/PE-A + Mal/Ransom-FQ
Comodo TrojWare.Win32.NeutrinoPOS.D@7iu3t4
DrWeb Trojan.Encoder.24557
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.dh
FireEye Generic.mg.eb0dd00f561ae9a4
Emsisoft Trojan.Mint.Jamg.C (B)
Jiangmin Trojan.Blocker.ifn
Avira HEUR/AGEN.1126869
ZoneAlarm HEUR:Trojan-Ransom.Win32.GandCrypt.gen
GData Trojan.Mint.Jamg.C
AhnLab-V3 Win-Trojan/MalPe34.Suspicious.X2029
Acronis suspicious
McAfee GenericRXEB-KP!EB0DD00F561A
MAX malware (ai score=100)
VBA32 TrojanBanker.NeutrinoPOS
TrendMicro-HouseCall Ransom_HPGANDCRAB.SMG2
Rising Malware.Obscure/Heur!1.A89E (CLOUD)
Yandex Trojan.GandCrypt!4Zj0Iym2Pl0
SentinelOne Static AI – Suspicious PE
Fortinet W32/Kryptik.GLKY!tr
Panda Trj/Genetic.gen
Qihoo-360 Win32/Ransom.GandCrab.HwoCEpsA

How to remove Trojan.Win32.Chapak.eayz 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.eayz 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 Trojan.Win32.Chapak.eayz 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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