Trojan.Agent.EWYA

Written by Robert Bailey

What is Trojan.Agent.EWYA infection?

In this short article you will locate regarding the definition of Trojan.Agent.EWYA and its adverse impact on your computer. Such ransomware are a type of malware that is specified by on the internet scams to require paying the ransom money by a victim.

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Most of the cases, Trojan.Agent.EWYA ransomware will certainly instruct its targets to initiate funds move for the function of reducing the effects of the amendments that the Trojan infection has actually introduced to the sufferer’s tool.

Trojan.Agent.EWYA Summary

These modifications can be as adheres to:

  • 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.
  • Mimics the system’s user agent string for its own requests;
  • Expresses interest in specific running processes;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the sufferer’s hard drive — so the victim can no longer use the data;
  • Preventing routine accessibility to the victim’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.Agent.EWYA

The most typical channels where Trojan.Agent.EWYA Ransomware Trojans are injected are:

  • By ways of phishing e-mails;
  • As a consequence of individual ending up on a resource that hosts a harmful software;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the target’s computer or prevent the device from operating in a correct fashion – while likewise putting a ransom note that states the demand for the sufferers to effect the payment for the objective of decrypting the files or bring back the file system back to the preliminary problem. In the majority of instances, the ransom money note will show up when the customer reboots the PC after the system has actually already been harmed.

Trojan.Agent.EWYA circulation channels.

In various corners of the world, Trojan.Agent.EWYA grows by leaps and also bounds. Nevertheless, the ransom notes and methods of extorting the ransom money quantity might differ relying on certain neighborhood (regional) settings. The ransom money notes as well as techniques of obtaining the ransom amount might vary depending on particular local (regional) settings.

Ransomware injection

For instance:

    Faulty informs concerning unlicensed software program.

    In certain locations, the Trojans commonly wrongfully report having actually detected some unlicensed applications enabled on the victim’s tool. The sharp then demands the user to pay the ransom.

    Faulty statements regarding unlawful material.

    In nations where software program piracy is much less popular, this method is not as efficient for the cyber scams. Conversely, the Trojan.Agent.EWYA popup alert may falsely claim to be stemming from a police institution as well as will certainly report having located youngster porn or various other unlawful information on the device.

    Trojan.Agent.EWYA popup alert may incorrectly assert to be deriving from a regulation enforcement organization and will certainly report having located child porn or other prohibited data on the tool. The alert will in a similar way have a need for the user to pay the ransom.

Technical details

File Info:

crc32: 5F79712D
md5: 68ea853deb4e7b12bc8c824c6a27c0ea
name: upload_file
sha1: 2297ba490198d7c299fd3346512b39ecc1714011
sha256: 0c4a492a29fd92a50c3151a8d3cf170cb40bb17313b47b6fe5ab24282c9d6b5b
sha512: 8220f26f97c65fd668c546c4d4f7fbb6256d5d2d70414c6f1d8a34360f748776e6e6f176193ca81e5bf8797a706e0d66f45ef61f7788a19b2246c09834e6d1bf
ssdeep: 3072:FU7GI35NwFlxpSzNv7H0xJmhDEOKeIr6RW5iVbbd4b:G7SQzNUJ0XKDus5I6
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Agent.EWYA also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
Elastic malicious (high confidence)
FireEye Trojan.Agent.EWYA
McAfee Emotet-FSH!68EA853DEB4E
VIPRE Trojan.Win32.Generic!BT
K7AntiVirus Trojan ( 0056f7881 )
BitDefender Trojan.Agent.EWYA
K7GW Trojan ( 0056f7881 )
Invincea Mal/Generic-R + Troj/Emotet-COT
BitDefenderTheta Gen:NN.ZexaF.34254.oqW@a0w@RVbb
Cyren W32/Emotet.ATG1.gen!Eldorado
Symantec Ransom.Wannacry
APEX Malicious
Paloalto generic.ml
Kaspersky HEUR:Trojan-Banker.Win32.Emotet.gen
Alibaba Trojan:Win32/Emotet.51395da9
ViRobot Trojan.Win32.Emotet.233472.E
MicroWorld-eScan Trojan.Agent.EWYA
Rising Trojan.Kryptik!8.8 (TFE:6:NyO8o4egHmT)
Ad-Aware Trojan.Agent.EWYA
Emsisoft Trojan.Emotet (A)
F-Secure Trojan.TR/Crypt.Agent.xqjib
DrWeb Trojan.Emotet.1028
TrendMicro TROJ_GEN.R023C0DIR20
McAfee-GW-Edition Artemis!Trojan
Sophos Troj/Emotet-COT
Ikarus Trojan-Banker.Emotet
Jiangmin Trojan.Banker.Emotet.orj
MaxSecure Trojan.Malware.11417434.susgen
Avira TR/Crypt.Agent.xqjib
MAX malware (ai score=87)
Antiy-AVL Trojan[Banker]/Win32.Emotet
Microsoft Trojan:Win32/Emotet.ARJ!MTB
Arcabit Trojan.Agent.EWYA
AhnLab-V3 Trojan/Win32.Emotet.R352180
ZoneAlarm HEUR:Trojan-Banker.Win32.Emotet.gen
GData Trojan.Agent.EWYA
ESET-NOD32 a variant of Win32/Kryptik.HGIT
VBA32 BScope.TrojanRansom.Encoder
ALYac Trojan.Agent.Emotet
TACHYON Banker/W32.Emotet.233472.N
Malwarebytes Trojan.MalPack.TRE
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_GEN.R023C0DIR20
Tencent Malware.Win32.Gencirc.10ce05e7
Fortinet W32/Kryptik.HGIT!tr
AVG Win32:RansomX-gen [Ransom]
Avast Win32:RansomX-gen [Ransom]
CrowdStrike win/malicious_confidence_60% (W)
Qihoo-360 Win32/Trojan.095

How to remove Trojan.Agent.EWYA 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

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.Agent.EWYA 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.Agent.EWYA 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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