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

What is Trojan-Dropper.Win32.Dropback.ln infection?

In this article you will find concerning the meaning of Trojan-Dropper.Win32.Dropback.ln as well as its adverse impact on your computer system. Such ransomware are a form of malware that is clarified by on the internet fraudulences to demand paying the ransom by a victim.

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Most of the situations, Trojan-Dropper.Win32.Dropback.ln infection will advise its victims to initiate funds transfer for the function of counteracting the modifications that the Trojan infection has actually introduced to the victim’s gadget.

Trojan-Dropper.Win32.Dropback.ln 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.
  • Attempts to connect to a dead IP:Port (1 unique times);
  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Deletes its original binary from disk;
  • Creates a copy of itself;
  • Ciphering the papers found on the target’s hard disk — so the victim can no longer make use of the information;
  • Preventing routine accessibility to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


One of the most regular networks whereby Trojan-Dropper.Win32.Dropback.ln Ransomware are infused are:

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

As soon as the Trojan is effectively injected, it will either cipher the information on the victim’s computer or protect against the device from working in an appropriate way – while additionally positioning a ransom money note that discusses the requirement for the sufferers to effect the settlement for the objective of decrypting the records or bring back the data system back to the preliminary condition. In a lot of circumstances, the ransom note will certainly show up when the customer restarts the PC after the system has currently been damaged.

Trojan-Dropper.Win32.Dropback.ln circulation channels.

In various edges of the world, Trojan-Dropper.Win32.Dropback.ln grows by leaps and bounds. However, the ransom notes and tricks of extorting the ransom money amount may differ relying on certain local (regional) setups. The ransom notes as well as techniques of obtaining the ransom money amount may differ depending on certain neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty alerts about unlicensed software application.

    In specific areas, the Trojans typically wrongfully report having actually detected some unlicensed applications enabled on the victim’s device. The sharp then demands the user to pay the ransom money.

    Faulty declarations about unlawful content.

    In countries where software application piracy is less preferred, this approach is not as effective for the cyber scams. Alternatively, the Trojan-Dropper.Win32.Dropback.ln popup alert might incorrectly claim to be originating from a police institution and also will certainly report having situated youngster pornography or other unlawful data on the device.

    Trojan-Dropper.Win32.Dropback.ln popup alert may falsely declare to be deriving from a regulation enforcement establishment and also will certainly report having located child pornography or various other illegal information on the tool. The alert will likewise consist of a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 1BFD8D7C
md5: 85685b961e3bae2dc7e09b916871ed26
name: vvvv.exe
sha1: 3cf2100f3bd5a89fb7056d713a2328b213b252e5
sha256: acc9f555eecc9591ebc636a98d8cd5ea8e4f49ddd09b308a72a420e34af8a37f
sha512: 28d7ac513881d85a85526afa9ef18269f71088684c2a6e19bc515a6940da8ce69437083ace4836cfd8addba32586146433fea0f63fea980bc866221efcfb5a48
ssdeep: 24576:yNI8eYUVK/faOVEAHGTMkr5ujVazCbgUrd9mHZ0j51ucJBLRRF4mZJJQQ9slp9P:y5Hfzng5sVazixj5YEF4iJRs7x
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: LaKala (c). All rights reserved.
InternalName: But Leaveform
CompanyName: LaKala
LegalTrademarks: LaKala (c). All rights reserved.
Comments: Standoff Iscmpleted Understad Clone Charges Rather
ProductName: But Leaveform
FileDescription: Standoff Iscmpleted Understad Clone Charges Rather
Translation: 0x0409 0x04b0

Trojan-Dropper.Win32.Dropback.ln also known as:

Endgamemalicious (high confidence)
EmsisoftTrojan.GenericKD.33566228 (B)
ESET-NOD32a variant of Generik.EXVGCZP
CrowdStrikewin/malicious_confidence_60% (W)

How to remove Trojan-Dropper.Win32.Dropback.ln virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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-Dropper.Win32.Dropback.ln 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-Dropper.Win32.Dropback.ln you can always ask me in the comments for getting help.

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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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