Threat Database Worms Worm.Esfury.A

Worm.Esfury.A

By CagedTech in Worms
Published:
Last updated:

Threat Scorecard

Threat Level: 50 % (Medium)
Infected Computers: 1
First Seen: December 7, 2010
OS(es) Affected: Windows

The detection of Worm.Esfury.A on a computer system indicates the presence of a malicious worm that can cause significant disruption and potential harm to the infected device and its data. It is essential to understand the nature of this threat and take immediate action to remove it to prevent further damage.

What Is Worm.Esfury.A?

Worm.Esfury.A is identified as a worm, which is a type of malware that can replicate itself and spread to other computers without the need for human interaction. Worms are known for their ability to cause widespread damage by consuming system resources, stealing sensitive information, and creating backdoors for remote access. The name Worm.Esfury.A suggests it is a specific variant of malware designed to exploit vulnerabilities in system security.

How Worm.Esfury.A Operates

Malware like Worm.Esfury.A typically operates by exploiting weaknesses in operating systems, applications, or user behavior. Once a system is infected, the worm can start its malicious activities, which may include data theft, spam distribution, and the installation of additional malware. Worms can spread through various means, such as infected email attachments, vulnerable network shares, or by exploiting operating system vulnerabilities. Understanding how Worm.Esfury.A and similar malware operate is crucial for developing effective removal and prevention strategies.

Symptoms of Infection

Symptoms of a Worm.Esfury.A infection can vary but may include noticeable slowdowns in system performance, frequent crashes, and unusual network activity. Infected systems may also exhibit signs of unauthorized access or data breaches. In some cases, the presence of malware can be indicated by the appearance of unwanted programs, toolbars, or pop-ups. Identifying these symptoms early can help in initiating the removal process before the malware causes irreparable harm.

How to Remove Worm.Esfury.A

  1. Boot your computer in Safe Mode with Networking to limit the worm's ability to spread or interfere with the removal process.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove all instances of Worm.Esfury.A and any related malware.
  3. Uninstall any suspicious programs or applications that were installed without your knowledge or consent, as these could be affiliated with the worm.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any malicious extensions or settings that the worm may have altered.
  5. After completing the above steps, reboot your computer and perform another full scan to ensure that all malware has been successfully removed and that your system is clean.

Conclusion

The removal of Worm.Esfury.A requires careful and immediate action to prevent further damage to your computer and data. By following the steps outlined above and maintaining good cybersecurity practices, such as keeping your operating system and software up to date, using strong antivirus protection, and being cautious with emails and downloads, you can significantly reduce the risk of future infections. Remember, staying informed and proactive is key to protecting your digital assets from evolving malware threats like Worm.Esfury.A.

Aliases

9 security vendors flagged this file as malicious.

Antivirus Vendor Detection
Microsoft Worm:Win32/Esfury.A
McAfee-GW-Edition Heuristic.LooksLike.Win32.NewMalware.I
McAfee Generic VB.et
Ikarus Worm.Win32.Esfury
CAT-QuickHeal Win32.VirTool.VBInject.gen!DG.3
AVG VB.AEBN
Authentium W32/Esfury.A.gen!Eldorado
AntiVir Worm/VB.swf
a-squared Worm.Win32.Esfury!IK

File System Details

Worm.Esfury.A may create the following file(s):
# File Name MD5 Detections
1. winlogon.exe 07758b9cd4c3626d264f20422076ae52 1