Deoxyz Ransomware: A Guide to Understanding and Mitigating the Threat

Ransomware attacks are an ever-growing menace in the digital landscape, and Deoxyz ransomware is a newly discovered member of this malicious family. Based on the Chaos ransomware, Deoxyz encrypts files and demands payment for their decryption. This article delves into the workings of Deoxyz ransomware, how to remove it using SpyHunter, and preventive measures to avoid similar infections in the future.

What is Deoxyz Ransomware?

Deoxyz is a type of ransomware—a malicious program that locks files by encryption and demands a ransom for their release. Upon infecting a system, Deoxyz encrypts all files and appends a unique extension of four random characters to each file name. For example, a file initially named “1.jpg” would be renamed to “1.jpg.0ae1” after encryption.

After completing the encryption process, the ransomware changes the desktop wallpaper and places a ransom note, typically named read_it.txt, on the victim’s system. This note outlines the attackers’ demands, often assuring victims that file recovery is possible upon payment. Deoxyz’s ransom note is written in English and includes a rough translation in Vietnamese, accompanied by the attackers’ contact email address: hot90923@gmail.com.

Key Characteristics of Deoxyz Ransomware

Threat Summary:

• Name: Deoxyz Virus
• Threat Type: Ransomware, Crypto Virus, Files Locker
• Encrypted Files Extension: Four random characters appended to file names
• Ransom Note Name: read_it.txt
• Free Decryptor Available: No
• Cyber Criminal Contact: hot90923@gmail.com

Symptoms:

1. Files become inaccessible and are renamed with new extensions.
2. A ransom-demanding message is displayed on the desktop.
3. Cybercriminals request a ransom, often in cryptocurrency, to unlock the files.

Detection Names by Security Vendors:

• Avast: Win32:RansomX-gen [Ransom]
• Combo Cleaner: Gen:Variant.Tedy.524291
• ESET-NOD32: Multiple Detections
• Kaspersky: HEUR:Trojan-Ransom.Win32.Generic
• Microsoft: Ransom:MSIL/FileCoder.YG!MTB

Ransom Note (“read_it.txt“)

Text presented in the ransom message:

Don’t worry, you can return all your files!

All your files like documents, photos, databases and other important are encrypted

Tất cả các file của bạn đều đã bị mã hóa! Tôi có thể khôi phục lại các file cho bạn

My email:hot90923@gmail.com

Peace!

Hacked by Deoxyz

How Does Deoxyz Ransomware Spread?

Deoxyz, like most ransomware, employs a variety of methods to infiltrate systems. These include:

1. Phishing Emails: Malicious attachments or links in fraudulent emails are the primary infection vector.
2. Drive-by Downloads: Stealthy downloads initiated when users visit compromised websites.
3. Trojan Loaders: Malware designed to deliver additional malicious programs, including ransomware.
4. Illegal Software Tools: Unofficial software cracks or fake updates often contain malware.
5. Peer-to-Peer Networks: Infected files shared via torrents or other P2P platforms.
6. Malvertising: Ads containing malicious code that redirects users to ransomware-hosting sites.

Why You Should Avoid Paying the Ransom

Paying the ransom demanded by attackers is strongly discouraged for several reasons:

• No Guarantee of Recovery: Cybercriminals often fail to provide decryption tools even after receiving payment.
• Encourages Illegal Activity: Paying ransoms incentivizes attackers to continue their malicious operations.
• Potential for Further Attacks: Sharing payment information can expose victims to additional targeting.

How to Remove Deoxyz Ransomware?

Although removing Deoxyz ransomware does not restore encrypted files, it is critical to eliminate the malware to prevent further damage. SpyHunter is an advanced anti-malware tool capable of detecting and removing Deoxyz ransomware and other threats.

Step-by-Step Removal Guide:

1. Download SpyHunter:
2. Install SpyHunter: Run the downloaded file and follow the installation instructions.
3. Run a Full System Scan: Launch SpyHunter and initiate a full system scan to detect Deoxyz and other malware.
4. Remove Detected Threats: Review the scan results and click on “Remove” to eliminate all detected threats, including Deoxyz ransomware.
5. Reboot Your System: Restart your computer to ensure all remnants of the ransomware are cleared.

Preventive Measures to Avoid Ransomware Infections

Prevention is the best defense against ransomware infections. Follow these best practices to protect your system:

1. Maintain Regular Backups: Store backups on remote servers or offline storage devices. Test backups periodically to ensure their integrity.
2. Use Antivirus and Anti-Malware Software: Install reputable security software like SpyHunter and keep it updated.
3. Exercise Caution with Emails: Avoid opening attachments or clicking on links in unsolicited emails. Verify the sender’s identity if in doubt.
4. Update Software Regularly: Keep your operating system and applications updated to patch security vulnerabilities.
5. Enable Firewalls: Use hardware and software firewalls to block unauthorized access to your network.
6. Avoid Unofficial Downloads: Download software only from trusted sources and avoid using cracked or pirated applications.
7. Educate Yourself and Others: Learn to recognize phishing and social engineering tactics. Share knowledge with family and colleagues.
8. Implement Network Segmentation: Divide your network into segments to limit the spread of ransomware in case of infection.

Final Thoughts

Deoxyz ransomware is a dangerous threat that can cause significant data loss and financial damage. While removing the ransomware is achievable with tools like SpyHunter, recovering encrypted files without a backup is rarely possible. By following the preventive measures outlined in this guide, you can significantly reduce your risk of falling victim to ransomware and other cyber threats.