Trojan.Dropper.Koobface.J
Threat Scorecard
EnigmaSoft Threat Scorecard
EnigmaSoft Threat Scorecards are assessment reports for different malware threats which have been collected and analyzed by our research team. EnigmaSoft Threat Scorecards evaluate and rank threats using several metrics including real-world and potential risk factors, trends, frequency, prevalence, and persistence. EnigmaSoft Threat Scorecards are updated regularly based on our research data and metrics and are useful for a wide range of computer users, from end users seeking solutions to remove malware from their systems to security experts analyzing threats.
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Popularity Rank: The ranking of a particular threat in EnigmaSoft’s Threat Database.
Severity Level: The determined severity level of an object, represented numerically, based on our risk modeling process and research, as explained in our Threat Assessment Criteria.
Infected Computers: The number of confirmed and suspected cases of a particular threat detected on infected computers as reported by SpyHunter.
See also Threat Assessment Criteria.
| Threat Level: | 80 % (High) |
| Infected Computers: | 390 |
| First Seen: | December 7, 2010 |
| OS(es) Affected: | Windows |
The detection of Trojan.Dropper.Koobface.J on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise your computer's security and potentially steal sensitive information or install additional malicious software. It is essential to understand the nature of this threat and take prompt action to remove it and prevent future infections.
Table of Contents
What Is Trojan.Dropper.Koobface.J?
Trojan.Dropper.Koobface.J is a type of Trojan malware that can install additional malicious software on your computer. The name "Trojan" refers to the fact that this type of malware disguises itself as legitimate software, allowing it to evade detection and gain access to your system. The "Dropper" part of the name indicates that this malware is designed to install other malicious programs, which can lead to a range of problems, including data theft, system crashes, and compromised security.
How Trojan.Dropper.Koobface.J Operates
Trojan.Dropper.Koobface.J operates by exploiting vulnerabilities in your system's security, allowing it to install itself and potentially other malicious software. Once installed, it can communicate with its creators or other malicious servers to download additional malware, steal sensitive information, or carry out other malicious activities. This type of malware can be spread through various means, including infected software downloads, phishing emails, or exploited vulnerabilities in web browsers or other software.
Symptoms of Infection
Symptoms of a Trojan.Dropper.Koobface.J infection can vary, but common signs include slow system performance, frequent crashes, and unusual network activity. You may also notice that your web browser is being redirected to unwanted websites, or that your computer is displaying unusual pop-ups or advertisements. In some cases, you may not notice any symptoms at all, which is why it's essential to regularly scan your system for malware and keep your security software up to date.
- Slow system performance
- Frequent crashes
- Unusual network activity
- Redirected web browser
- Unwanted pop-ups or advertisements
How to Remove Trojan.Dropper.Koobface.J
- Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow you to download and install removal tools.
- Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove the malware.
- Uninstall any suspicious programs that may be related to the malware infection.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or settings.
- Reboot your computer and perform another full scan to ensure that the malware has been completely removed.
Conclusion
Removing Trojan.Dropper.Koobface.J from your system requires careful attention to detail and a thorough understanding of the malware's behavior. By following the steps outlined above and taking proactive measures to protect your system, you can help prevent future infections and keep your computer and personal data safe. Remember to always keep your security software up to date, avoid suspicious downloads and email attachments, and use strong passwords to protect your online accounts.
Aliases
15 security vendors flagged this file as malicious.
| Antivirus Vendor | Detection |
|---|---|
| AVG | Dropper.Generic.CJNE |
| AhnLab-V3 | Win-Trojan/Koobface.230912 |
| AntiVir | TR/Drop.Koobface.J.35 |
| Panda | Suspicious file |
| AVG | Dropper.Generic.CJKM |
| McAfee-GW-Edition | Heuristic.LooksLike.Trojan.Dldr.Lipler.H |
| AntiVir | TR/Drop.Koobface.J.34 |
| Symantec | Suspicious.Insight |
| Panda | Generic Malware |
| AVG | Dropper.Generic2.AFQ |
| Fortinet | W32/Koobface.C |
| AhnLab-V3 | Win-Trojan/Xema.variant |
| Kaspersky | Trojan-Dropper.Win32.Koobface.bc |
| AVG | Dropper.Generic.CLUP |
| AhnLab-V3 | Win-Trojan/Koobface.232960 |
File System Details
| # | File Name | MD5 |
Detections
Detections: The number of confirmed and suspected cases of a particular threat detected on
infected computers as reported by SpyHunter.
|
|---|---|---|---|
| 1. | aokomon.dll | f34dac181727472c164224db8238c8a3 | 41 |
| 2. | imm32oko.dll | 6e4762907885579642f9b896f478cf6f | 40 |
| 3. | btw_oko.dll | 1b196b8b6d0cf12dfbc653ee8c731230 | 8 |
| 4. | certoko.dll | fe9826bb471e2aa3bf4b4a860946e49d | 4 |
| 5. | rdr_1271038255.exe | c4780ffe46de10020145eccaf5a2231d | 2 |
| 6. | rdr_1271116465.exe | 69adb657a568c9c57aee19fb2a404db7 | 2 |
| 7. | rdr_1271157730.exe | 3051c2f9795043343e99fcdd21504b52 | 2 |
| 8. | rdr_1270720761.exe | 0307228956c892096e4e37a6e3c41fca | 1 |
| 9. | rdr_1271236344.exe | 7bab8b0f183bef29beaa161178292f6d | 1 |
| 10. | rdr_1270053676.exe | 8c8d05bb6c592db4109b24f50db64257 | 1 |
| 11. | rdr_1270160336.exe | 0ffbfd40c48aa56b6c2a99c440301b66 | 1 |