Threat Database Trojans Trojan.Dropper.Koobface.K

Trojan.Dropper.Koobface.K

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 20
First Seen: December 8, 2010
OS(es) Affected: Windows

The detection of Trojan.Dropper.Koobface.K on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the security of your computer and may lead to further infections or data breaches if not removed promptly. It is essential to understand the nature of this threat and take the necessary steps to eliminate it from your system.

What Is Trojan.Dropper.Koobface.K?

Trojan.Dropper.Koobface.K is a type of Trojan horse malware that is designed to sneak onto a computer system without being detected. The name "Trojan" refers to the fact that this malware disguises itself as a legitimate program or file, allowing it to bypass security measures and gain access to the system. The term "Dropper" suggests that this malware is capable of installing additional malicious components or payloads onto the infected system.

How Trojan.Dropper.Koobface.K Operates

Once Trojan.Dropper.Koobface.K has infected a system, it can operate in various ways, depending on its intended purpose. It may attempt to download and install additional malware, steal sensitive information such as login credentials!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! or financial data, or disrupt system operations. It may also attempt to communicate with its creators or other infected systems to receive instructions or transmit stolen data.

Symptoms of Infection

Systems infected with Trojan.Dropper.Koobface.K may exhibit a range of symptoms, including slow system performance, frequent crashes or freezes, and unfamiliar programs or icons on the desktop. You may also notice unusual network activity, such as unexpected outgoing connections or data transfers. In some cases, the malware may attempt to disguise itself as a legitimate program or system process, making it difficult to detect.

  • Unexplained changes to system settings or configuration
  • Appearance of unfamiliar programs or toolbars
  • Unusual or suspicious network activity
  • Slow system performance or frequent crashes
  • Unfamiliar icons or desktop shortcuts

How to Remove Trojan.Dropper.Koobface.K

  1. Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow for easier removal.
  2. Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and detect any malicious components.
  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 system and perform a follow-up scan to ensure that all malicious components have been removed.

Conclusion

Removing Trojan.Dropper.Koobface.K from your system requires careful attention to detail and a thorough understanding of the malware's behavior. By following the steps outlined above and using reputable anti-malware tools, you can help to ensure the complete removal of this threat and prevent future infections. It is essential to remain vigilant and proactive in maintaining the security of your system, as new and emerging threats are constantly evolving. Regular system updates, backups, and security scans can help to protect your system and prevent the spread of malware.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
Panda Trj/CI.A
AVG SHeur3.UXH
Ikarus Trojan-Dropper.Win32.Koobface
AhnLab-V3 Worm/Win32.Koobface
a-squared Trojan-Dropper.Win32.Koobface!IK
Antiy-AVL Worm/Win32.Koobface.gen
Sophos Mal/Koobface-C
McAfee-GW-Edition Heuristic.LooksLike.Trojan.Drop.Koobface.B
Kaspersky Net-Worm.Win32.Koobface.gnf
Symantec Trojan.Gen
NOD32 a variant of Win32/Tinxy.BJ
McAfee Generic Dropper!ddg
CAT-QuickHeal I-Worm.Koobface.gnf
Panda Trj/Downloader.MDW
AVG Dropper.Generic2.EMJ

File System Details

Trojan.Dropper.Koobface.K may create the following file(s):
# File Name MD5 Detections
1. devconus.dll 65ff9c07aa3199d196d532c5ed811af0 17
2. rdr_1274377151.exe 23b345522497c0d8f274d83ff2c63476 1
3. rdr_1272601072.exe fe4d75794c41a8c599bc9cf0ac75f764 1
4. rdr_1272793398.exe 33143a12805f7fe63f5db6532b984f2f 1