Win32/Filecoder.CJ

What is Win32/Filecoder.CJ infection?

In this post you will find regarding the definition of Win32/Filecoder.CJ and its unfavorable influence on your computer. Such ransomware are a type of malware that is clarified by online frauds to require paying the ransom by a sufferer.

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In the majority of the cases, Win32/Filecoder.CJ virus will certainly advise its sufferers to launch funds move for the objective of reducing the effects of the modifications that the Trojan infection has actually introduced to the sufferer’s device.

Win32/Filecoder.CJ Summary

These adjustments can be as adheres to:

• 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.

• A process created a hidden window;
• Uses Windows utilities for basic functionality;
• Enumerates services, possibly for anti-virtualization;
• Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
• 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
• Ciphering the documents located on the victim’s disk drive — so the target can no more use the data;
• Preventing normal 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.

Win32/Filecoder.CJ

One of the most typical networks where Win32/Filecoder.CJ Ransomware Trojans 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 user winding up on a resource that hosts a malicious software;

As quickly as the Trojan is successfully infused, it will either cipher the data on the victim’s computer or prevent the device from working in a correct fashion – while also placing a ransom money note that mentions the requirement for the targets to effect the payment for the purpose of decrypting the files or recovering the file system back to the preliminary problem. In the majority of circumstances, the ransom money note will turn up when the client restarts the PC after the system has already been harmed.

Win32/Filecoder.CJ distribution channels.

In various edges of the world, Win32/Filecoder.CJ expands by leaps and also bounds. Nevertheless, the ransom notes and methods of extorting the ransom amount may differ relying on certain local (local) setups. The ransom money notes and tricks of extorting the ransom money quantity might vary depending on particular regional (local) settings.

For example:

Faulty signals concerning unlicensed software.

In particular areas, the Trojans usually wrongfully report having discovered some unlicensed applications enabled on the target’s device. The alert then demands the user to pay the ransom money.

Faulty statements concerning unlawful material.

In countries where software piracy is less popular, this approach is not as efficient for the cyber scams. Additionally, the Win32/Filecoder.CJ popup alert may incorrectly declare to be originating from a law enforcement institution and will report having located youngster porn or other prohibited information on the device.

Win32/Filecoder.CJ popup alert might falsely assert to be acquiring from a regulation enforcement establishment as well as will certainly report having situated child pornography or various other unlawful data on the device. The alert will likewise contain a demand for the user to pay the ransom money.

Technical details

File Info:
crc32: 0AB1E70A
md5: 32152c0b173c4ed6cef8ce298a3ed518
name: 32152C0B173C4ED6CEF8CE298A3ED518.mlw
sha1: ebccfa14d5887ac39c82a62e12a4738d6acb7896
sha256: 0ff95321aff84ad99e423b8a3c29537709a3fc2c8772c74357ab4654c10e732b
sha512: ee2c057c360acc4f386f6199a08c96488d1a0c805586b33d4403aa7e854eb64d462fd983c948d427dc2034c07fe68417c34c439bcabde1fbe3e65a65dbcee78a
ssdeep: 24576:Bj4jab9pSKBHBuSSLg9K8l0xnfi8y/+uJuVGnoyJ4qbzYzVBzYzV+rr:twSC8lgquViJ4rO
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
FileVersion: 1.0.0.0
ProductVersion: 1.0.0.0
Translation: 0x0409 0x04e4

Win32/Filecoder.CJ also known as:

How to remove Win32/Filecoder.CJ ransomware?

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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Download GridinSoft Anti-Malware.

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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.

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.

Press “Install” button.

Once installed, Anti-Malware will automatically run.

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32/Filecoder.CJ 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.

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.

Are Your Protected?

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If the guide doesn’t help you to remove Win32/Filecoder.CJ you can always ask me in the comments for getting help.

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