Threat Database Trojans Trojan.Vundo.EN

Trojan.Vundo.EN

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 90 % (High)
Infected Computers: 0
First Seen: July 24, 2009
OS(es) Affected: Windows

The detection of Trojan.Vundo.EN on your system indicates a potential security threat that requires immediate attention. This report aims to provide you with a comprehensive understanding of the threat, its operational mechanisms, symptoms of infection, and most importantly, steps to remove it from your system.

What Is Trojan.Vundo.EN?

Trojan.Vundo.EN is identified as a Trojan-type threat, which is a category of malware designed to deceive users into installing it on their systems. Unlike viruses, Trojans do not replicate themselves but can cause significant harm by stealing data, installing additional malware, or providing unauthorized access to the infected system. The name "Trojan.Vundo.EN" suggests it belongs to or is related to the Vundo family of Trojans, known for their ability to display pop-ups and advertisements, as well as potentially downloading other malware.

How Trojan.Vundo.EN Operates

Trojan.Vundo.EN, like other Trojans, operates by disguising itself as legitimate software. Once installed, it can perform a variety of malicious activities. It may attempt to evade detection by traditional antivirus software by employing various tactics such as code obfuscation, anti-debugging techniques, or even exploiting vulnerabilities in the operating system or other applications. The primary goal of such malware is often to generate revenue for its creators, whether through fraud, theft of personal data, or by converting the infected system into a botnet node for further malicious activities.

Symptoms of Infection

Symptoms of a Trojan.Vundo.EN infection can vary but typically include an increase in unwanted pop-ups, advertisements, or suspicious program installations. You might also notice a decrease in system performance, frequent system crashes, or unusual network activity. Some Trojans are designed to be stealthy and may not exhibit obvious symptoms, making regular system scans crucial for early detection.

  • Unexplained changes in system settings or the appearance of unknown programs.
  • Frequent pop-ups or unwanted advertisements.
  • Slow system performance or frequent crashes.
  • Unusual network activity when no programs are accessing the internet.

How to Remove Trojan.Vundo.EN

  1. Boot into Safe Mode with Networking: This will limit the malware's ability to interfere with the removal process. To do this, restart your computer and press the F8 key repeatedly before Windows starts loading. Select Safe Mode with Networking from the Advanced Boot Options menu.
  2. Conduct a Full Scan with a Reputable Tool: Use a reputable anti-malware software, such as SpyHunter, to perform a full scan of your system. Ensure your antivirus and anti-malware definitions are up to date before scanning.
  3. Uninstall Suspicious Programs: Go through your installed programs and uninstall any that you do not recognize or that were installed around the time the malware was detected.
  4. Reset Your Browser Settings: Malware often alters browser settings. Resetting Chrome, Firefox, Edge, or any other browser you use can help remove unwanted extensions or settings changes. You can usually find this option in the browser's settings or preferences menu.
  5. Reboot and Re-scan: After completing the above steps, reboot your system in normal mode and perform another full scan with your anti-malware tool to ensure all traces of the malware have been removed.

Conclusion

Removing Trojan.Vundo.EN requires careful attention to detail and a systematic approach to ensure all components of the malware are eliminated from your system. By following the steps outlined above and maintaining good security practices, such as regularly updating your operating system and software, using strong antivirus protection, and being cautious with email attachments and downloads, you can significantly reduce the risk of future infections. Remember, prevention and vigilance are key to protecting your digital assets in today's complex cybersecurity landscape.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
TrendMicro TROJ_VUNDO.DAX
Sophos Troj/Virtum-Gen
Prevx1 Malicious Software
Panda Spyware/Virtumonde
NOD32 a variant of Win32/Adware.Virtumonde.NCB
Microsoft Trojan:Win32/Vundo.EN
McAfee Vundo.gen.d
K7AntiVirus not-a-virus:AdWare.Win32.Virtumonde.aaij
Ikarus Virus.Win32.Vundo@dll
eTrust-Vet Win32/Vundo.ZF
ClamAV Trojan.Vundo-3494
BitDefender Trojan.Vundo.ELK
AVG Generic10.ABCD
Avast Win32:Vundo@dll
Authentium W32/Troj_Obfusc.D.gen!Eldorado

File System Details

Trojan.Vundo.EN may create the following file(s):
# File Name MD5 Detections
1. efcYOiIC.dll 50e8a21f7913aaceb688d1a0cba8fbfb 0