Threat Database Ransomware Filecoder.LDJ Ransomware

Filecoder.LDJ Ransomware

By CagedTech in Ransomware

Threat Scorecard

Threat Level: 100 % (High)
Infected Computers: 1
First Seen: February 12, 2025
Last Seen: November 14, 2025
OS(es) Affected: Windows

The detection of Filecoder.LDJ Ransomware on your system indicates a serious security threat that requires immediate attention. Ransomware infections like this one are designed to encrypt your files and demand payment in exchange for the decryption key. It's essential to understand the nature of this threat and take prompt action to remove it and prevent further damage.

What Is Filecoder.LDJ Ransomware?

Ransomware is a type of malware that encrypts a victim's files or locks their device and demands a ransom in exchange for the decryption key or unlock code. Filecoder.LDJ Ransomware is a specific detection name that may be associated with a particular strain of ransomware, but without more information, it's difficult to determine its exact characteristics or behavior. Generally, ransomware attacks can be devastating, resulting in significant data loss and financial costs.

How Filecoder.LDJ Ransomware Operates

Ransomware typically operates by exploiting vulnerabilities in software or tricking users into installing it through phishing emails, infected software downloads, or infected external devices. Once installed, the malware begins to scan the system for files to encrypt, using advanced algorithms to lock down data. The attackers then demand a ransom, usually in cryptocurrency, in exchange for the decryption key. It's crucial to note that paying the ransom does not guarantee that the decryption key will be provided or that the files will be restored.

Symptoms of Infection

Common symptoms of a ransomware infection include files being encrypted and renamed with a specific extension, demands for payment in exchange for decryption, and warnings or messages from the attackers. You may also notice that your system is slower than usual, or that certain files or programs are inaccessible. In some cases, the ransomware may display a ransom note or message, often in the form of an HTML page or a text file, with instructions on how to pay the ransom.

  • Files are encrypted and cannot be opened
  • Ransom demands are displayed on the screen or in files
  • System performance is slow or erratic
  • Certain files or programs are inaccessible

How to Remove Filecoder.LDJ Ransomware

  1. Restart your system in Safe Mode with Networking to prevent the malware from loading
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove the malware
  3. Uninstall any suspicious programs or applications that may be associated with the malware
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons
  5. Reboot your system and perform another full scan to ensure that the malware has been completely removed

Conclusion

Removing Filecoder.LDJ Ransomware requires a combination of technical expertise and caution. It's essential to act quickly to prevent further damage and data loss. By following the steps outlined above and using reputable anti-malware tools, you can increase your chances of successfully removing the malware and restoring your system to a safe and secure state. Remember to always prioritize caution when dealing with ransomware infections, and never pay the ransom without exploring other options for recovery.

Analysis Report

General information

Family Name: Filecoder.LDJ Ransomware
Signature status: No Signature

Known Samples

MD5: a158607e499d658b54d123daf0fdb1b6
SHA1: a09d30954061f1fb028146abd5d6c16f532daa7b
SHA256: AED230B6B772AEB5C25E9336086E9DD4D6081D3EFC205F9F9214B51F2F8C3655
File Size: 93.70 KB, 93696 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have exports table
  • File doesn't have security information
  • File is 32-bit executable
  • File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI application
  • File is Native application (NOT .NET application)
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • HighEntropy
  • No Version Info
  • x86

Block Information

Total Blocks: 10
Potentially Malicious Blocks: 10
Whitelisted Blocks: 0
Unknown Blocks: 0

Visual Map

x x x x x x x x x x
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • Filecoder.LDJ

Files Modified

File Attributes
c:\users\user\appdata\local\temp\memes.jpg Generic Write,Read Attributes
c:\users\user\downloads\memes.memes Generic Write,Read Attributes
c:\users\user\downloads\radiation.bin Generic Write,Read Attributes
c:\users\user\downloads\shitz.shitz Generic Write,Read Attributes

Windows API Usage

Category API
Encryption Used
  • BCryptOpenAlgorithmProvider
  • CryptAcquireContext

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