Threat Database Trojans Trojan.Koobface

Trojan.Koobface

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 528
First Seen: November 30, 2010
OS(es) Affected: Windows

The detection of Trojan.Koobface on your system indicates a potential security threat that requires immediate attention. This type of malware can compromise your computer's security and put your personal data at risk. It is essential to understand the nature of this threat and take prompt action to remove it and prevent future infections.

What Is Trojan.Koobface?

Trojan.Koobface is a type of malware that can infect your computer and allow unauthorized access to your system. The name "Trojan" refers to the fact that this type of malware disguises itself as legitimate software, making it difficult to detect. Trojan.Koobface can be used to steal sensitive information, install additional malware, or disrupt your system's operation.

How Trojan.Koobface Operates

Trojan.Koobface typically operates by exploiting vulnerabilities in your system or tricking you into installing it. Once installed, it can connect to a command and control server to receive instructions from its creators. This allows the malware to update itself, install additional malware, or steal sensitive information such as login credentials, credit card numbers, or personal data. Trojan.Koobface can also use your computer as a botnet to spread spam, conduct denial-of-service attacks, or engage in other malicious activities.

Symptoms of Infection

The symptoms of a Trojan.Koobface infection can vary, but common signs include slow system performance, frequent crashes, and unfamiliar programs or icons on your desktop. You may also notice unusual network activity, such as unexpected connections to unknown servers or unusual data transfers. Additionally, you may receive pop-up ads, spam emails, or other unwanted communications. If you suspect that your system is infected with Trojan.Koobface, it is essential to take immediate action to remove the malware and prevent further damage.

How to Remove Trojan.Koobface

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow you to download and install removal tools.
  2. Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and detect and remove all instances of Trojan.Koobface.
  3. Uninstall any suspicious programs or applications that may be related to the malware.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
  5. Reboot your computer and perform a follow-up scan to ensure that the malware has been completely removed.

Conclusion

Removing Trojan.Koobface from your system requires careful attention to detail and a thorough understanding of the malware's operation. By following the steps outlined above, you can help to ensure that your system is free from this threat and prevent future infections. It is also essential to maintain good security practices, such as regularly updating your operating system and software, using strong passwords, and avoiding suspicious downloads or email attachments. By taking these precautions, you can help to protect your computer and your personal data from the risks associated with Trojan.Koobface and other types of malware.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
AVG Generic19.CFRL
Fortinet W32/VB.WL!tr
AhnLab-V3 Dropper/Malware.167936.DB
Kaspersky Trojan.Win32.Scar.ddbl
CAT-QuickHeal Trojan.Scar.ddbl
AVG Generic19.BREF
Fortinet W32/Jorik_Koobface.AT!tr
Ikarus Trojan.Win32.VB
AhnLab-V3 Dropper/Malware.159744.CO
McAfee-GW-Edition Artemis!EF66C333DF6C
Comodo TrojWare.Win32.Trojan.Koobface.~F
BitDefender Trojan.Generic.5002974
Kaspersky Trojan.Win32.Jorik.Koobface.at
Panda W32/Koobface.LG.worm
AVG Generic19.BOXU

File System Details

Trojan.Koobface may create the following file(s):
# File Name MD5 Detections
1. pp15.exe 06411546fcb9f534fffd616d41292bd1 166
2. andy136.exe f072b6c11a365f998c492009863ab0a3 33
3. andy135.exe 58614222dd4830d16cf9450f91cc71a6 29
4. andy138.exe 8a280faf300e147c1dcce4dd725e1621 28
5. kill.exe 769a0260e8eeabbd592d4243edb38ecf 10
6. andy137.exe b80519ebae5ca2cbf7714cbd87aca889 9
7. andy139.exe ef66c333df6cdf580a3660ef5f3b38cd 9
8. andy141.exe 3b46e5cc94ce53e3bff1bcfd0a36cb59 9
9. andy142.exe 6cb940d38f358a4dcc1e2802db310f7e 3
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