Threat Database Worms Worm.Koobface.AT

Worm.Koobface.AT

By CagedTech in Worms
Published:
Last updated:

Threat Scorecard

Threat Level: 50 % (Medium)
Infected Computers: 16
First Seen: June 8, 2011
OS(es) Affected: Windows

The detection of Worm.Koobface.AT on your system indicates a potential security threat that requires immediate attention. Worms are types of malware designed to replicate themselves and spread to other computers, often causing significant disruption and potential data breaches. Understanding the nature of this threat and taking appropriate steps to remove it is crucial for maintaining the security and integrity of your computer and data.

What Is Worm.Koobface.AT?

Worm.Koobface.AT is identified as a worm, which is a type of malicious software (malware) that can spread from system to system without the need for human interaction. Unlike viruses, worms do not require a host program to replicate. The name "Worm.Koobface.AT" suggests it may be related to or a variant of the Koobface worm, known for its ability to spread through social networks. However, the specifics of Worm.Koobface.AT's behavior and impact can vary, and it's essential to approach its removal with a comprehensive strategy.

How Worm.Koobface.AT Operates

Worms like Worm.Koobface.AT typically operate by exploiting vulnerabilities in operating systems or applications to infect a computer. Once inside, they can create copies of themselves and spread to other systems through network connections, email, or by infecting removable drives. They may also install additional malware, steal personal data, or use the infected computer as part of a botnet for illegal activities. The exact mechanisms used by Worm.Koobface.AT can depend on its design and the vulnerabilities it exploits.

Symptoms of Infection

Symptoms of a worm infection can vary widely but may include slowed system performance, frequent crashes, unfamiliar programs or icons, and unexpected changes to system settings. You might also notice increased network activity, even when you're not using the internet, as the worm communicates with its command and control servers or spreads to other computers. Sometimes, the presence of a worm can be subtle, with no obvious symptoms until significant damage has been done.

How to Remove Worm.Koobface.AT

  1. Boot your computer in Safe Mode with Networking. This will limit the worm's ability to activate and interfere with the removal process while still allowing you to download necessary tools.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter. Ensure your antivirus software is updated with the latest definitions before scanning to increase the chances of detecting and removing the worm.
  3. Uninstall any suspicious programs that you do not recognize or that were installed around the time you believe the infection occurred. Be cautious and only remove programs you are certain are malicious or unnecessary.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings. This can help remove any malicious extensions or settings changes made by the worm.
  5. After completing the above steps, reboot your computer and perform another full scan with your anti-malware tool to ensure that the worm and any associated malware have been completely removed.

Conclusion

Removing Worm.Koobface.AT requires a thorough approach to ensure all components of the malware are eliminated from your system. It's also a good opportunity to review your computer's security settings, update your operating system and software, and implement stronger security practices to prevent future infections. Regularly backing up important data and being cautious with emails, downloads, and network connections can significantly reduce the risk of malware infections. If you're unsure about any part of the removal process, consider consulting with a professional to ensure your system is fully cleaned and protected.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
AVG Worm/Koobface.BR
Fortinet W32/Koobface.HQX!worm.im
eTrust-Vet Win32/Koobface.AEA
AntiVir Worm/Koobface.AT.1
BitDefender Gen:Trojan.Heur.JP.imKfaKu9pVnc
Kaspersky Net-Worm.Win32.Koobface.hqx
NOD32 a variant of Win32/Koobface.NDI
McAfee Generic.dx!wer
CAT-QuickHeal I-Worm.Koobface.hqx
AVG BackDoor.Delf.19.A
Ikarus Trojan.Backdoor.Delf
Comodo TrojWare.Win32.TrojanDownloader.Murlo.~JH2
NOD32 a variant of Win32/Koblu.A
Panda Malicious Packer
Avast Win32:Zboter-C

File System Details

Worm.Koobface.AT may create the following file(s):
# File Name MD5 Detections
1. itlnfw32.dll fe46d7b60016509241dc8295c05cd09b 4
2. svrwsc.exe 4f5186c44f6a5601f971374ea6e19a43 3
3. Recycle.Bin.exe bb9f7b7178615414e75da37fa925f828 2
4. gh5h161.exe 1987db9ceb46c2394f425a706e9e64a9 1
5. gh5h166.exe 8c547549bea45c23e2eabf837a2d0f2a 1
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