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

What is AIT:Trojan.Nymeria.4095 infection?

In this short article you will find regarding the interpretation of AIT:Trojan.Nymeria.4095 and its negative influence on your computer. Such ransomware are a kind of malware that is elaborated by on the internet frauds to demand paying the ransom by a sufferer.

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In the majority of the instances, AIT:Trojan.Nymeria.4095 ransomware will instruct its sufferers to start funds move for the purpose of reducing the effects of the amendments that the Trojan infection has actually introduced to the target’s device.

AIT:Trojan.Nymeria.4095 Summary

These alterations can be as follows:

  • 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • 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.
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Performs some HTTP requests;
  • 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;
  • Looks up the external IP address;
  • Executed a process and injected code into it, probably while unpacking;
  • 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.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Ciphering the papers situated on the sufferer’s hard disk drive — so the target can no more utilize the data;
  • Preventing routine access 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.
Similar behavior
Related domains AutoIt/Filecoder.X!tr.ransom AutoIt/Filecoder.X!tr.ransom


One of the most regular channels where AIT:Trojan.Nymeria.4095 Ransomware are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of individual ending up on a source that organizes a malicious software;

As quickly as the Trojan is effectively infused, it will either cipher the information on the victim’s PC or avoid the gadget from operating in a correct fashion – while also placing a ransom note that mentions the demand for the targets to impact the settlement for the purpose of decrypting the papers or recovering the documents system back to the preliminary condition. In most instances, the ransom note will certainly show up when the customer restarts the COMPUTER after the system has actually currently been harmed.

AIT:Trojan.Nymeria.4095 circulation channels.

In numerous edges of the world, AIT:Trojan.Nymeria.4095 expands by jumps and also bounds. Nevertheless, the ransom notes and tricks of extorting the ransom amount might differ relying on certain neighborhood (local) settings. The ransom money notes and also tricks of obtaining the ransom money amount might vary depending on specific local (local) setups.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software application.

    In specific locations, the Trojans often wrongfully report having actually found some unlicensed applications enabled on the victim’s gadget. The alert after that requires the user to pay the ransom money.

    Faulty declarations regarding unlawful web content.

    In nations where software application piracy is less popular, this technique is not as effective for the cyber scams. Conversely, the AIT:Trojan.Nymeria.4095 popup alert might wrongly assert to be deriving from a law enforcement establishment and also will certainly report having located child porn or other unlawful information on the gadget.

    AIT:Trojan.Nymeria.4095 popup alert might falsely claim to be obtaining from a law enforcement organization and also will certainly report having situated kid pornography or various other illegal data on the gadget. The alert will likewise consist of a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 56648265
md5: d52f31403f9e212167cbc66c4ea13521
name: D52F31403F9E212167CBC66C4EA13521.mlw
sha1: 4302e8870608a5f264b72efb08fd52612909ddb7
sha256: 1d205e2af26683ac74af9921a2b5cb641c4f471dd7557c6a9d063a68032724e8
sha512: b91424b045ebd82d4364a9940fa39723e14778c482adfef3d23fa78869357bd35593d3f83b2c260ed118dee8f15e66be454678eacc1e3a11bcc8c3413df2f6b8
ssdeep: 12288:5YV6MorX7qzuC3QHO9FQVHPF51jgcerH4zlhaad8PEuqBfVKFCRZXjKD9UT:uBXu9HGaVHThaU8PEuqBNeic+T
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: xa91999-2018 Jonathan Bennett & AutoIt Team
FileDescription: Aut2Exe
Translation: 0x0409 0x04b0

AIT:Trojan.Nymeria.4095 also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
MicroWorld-eScan AIT:Trojan.Nymeria.4095
ALYac AIT:Trojan.Nymeria.2961
Cylance Unsafe
Sangfor Malware
BitDefender AIT:Trojan.Nymeria.4095
Cybereason malicious.70608a
APEX Malicious
Kaspersky HEUR:Trojan.Script.Generic
Ad-Aware AIT:Trojan.Nymeria.4095
Sophos ML/PE-A
McAfee-GW-Edition BehavesLike.Win32.TrojanAitInject.bc
Emsisoft AIT:Trojan.Nymeria.4095 (B)
Webroot W32.Trojan.Gen
MAX malware (ai score=88)
Antiy-AVL GrayWare/Autoit.ShellCode.a
Microsoft Trojan:Win32/Woreflint.A!cl
Arcabit AIT:Trojan.Nymeria.DFFF
ZoneAlarm HEUR:Trojan.Script.Generic
GData AIT:Trojan.Nymeria.4095 (3x)
Yandex Trojan.AvsArher.bS9LKk
Ikarus Trojan.Win32.Obfuscated
Fortinet AutoIt/Filecoder.X!tr.ransom
CrowdStrike win/malicious_confidence_70% (D)
Qihoo-360 HEUR/QVM11.1.ADD9.Malware.Gen

How to remove AIT:Trojan.Nymeria.4095 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 AIT:Trojan.Nymeria.4095 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 AIT:Trojan.Nymeria.4095 you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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