Threat Database Trojans TrojanDownloader:MSIL/Orcominer.A

TrojanDownloader:MSIL/Orcominer.A

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Popularity Rank: 14,978
Threat Level: 80 % (High)
Infected Computers: 1,321
First Seen: April 26, 2013
Last Seen: September 21, 2026
OS(es) Affected: Windows

The detection of TrojanDownloader:MSIL/Orcominer.A on your system indicates a potential security threat that requires immediate attention. This detection name suggests a type of malware that is designed to download additional malicious components from the internet, potentially leading to further system compromise. It is essential to understand the nature of this threat and take appropriate steps to remove it and secure your system.

What Is TrojanDownloader:MSIL/Orcominer.A?

TrojanDownloader:MSIL/Orcominer.A is a type of malware that belongs to the broader category of Trojans. Trojans are malicious programs that disguise themselves as legitimate software but actually allow unauthorized access to a computer system. The "Downloader" part of the name indicates that this specific malware is designed to download additional malicious components from the internet, which can lead to a range of negative consequences, including data theft, system compromise, and the installation of other types of malware.

How TrojanDownloader:MSIL/Orcominer.A Operates

Once installed on a system, TrojanDownloader:MSIL/Orcominer.A operates by connecting to the internet to download and install additional malicious software. This can happen without the user's knowledge or consent, and the downloaded components can vary widely in their purpose and functionality. Some common actions of such malware include stealing personal data, logging keystrokes, or using the infected computer as part of a botnet for malicious activities like spamming or distributed denial-of-service (DDoS) attacks.

Symptoms of Infection

Identifying a TrojanDownloader:MSIL/Orcominer.A infection can be challenging because it often does not display obvious symptoms. However, some signs that may indicate the presence of this or similar malware include unexpected system crashes, slow performance, unfamiliar programs or icons on the desktop, and unusual network activity. Additionally, if your antivirus software is detecting and blocking multiple threats, it could be a sign that your system is infected with a downloader Trojan that is attempting to fetch more malware.

How to Remove TrojanDownloader:MSIL/Orcominer.A

  1. Boot your computer in Safe Mode with Networking. This will allow you to use the internet to download removal tools while limiting the malware's ability to interfere with the removal process.
  2. Perform a full scan of your system using a reputable antivirus tool, such as SpyHunter. Ensure the tool is updated with the latest definitions to improve the chances of detecting and removing the malware.
  3. Uninstall any suspicious programs that you do not recognize or that were installed around the time the malware was detected. Be cautious and only uninstall programs you are sure are not essential to your system's operation.
  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 malware.
  5. Reboot your computer and perform another full scan with your antivirus software to ensure that the malware has been completely removed.

Conclusion

Removing TrojanDownloader:MSIL/Orcominer.A requires a combination of technical knowledge and the right tools. By following the steps outlined above and maintaining good cybersecurity practices, such as regularly updating your operating system and software, using strong antivirus protection, and being cautious when clicking on links or opening email attachments, you can significantly reduce the risk of infection. Remember, prevention is key, but swift action in case of an infection can mitigate potential damage. Always prioritize system security and take any detected threats seriously to protect your personal data and maintain system integrity.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
Panda Trj/OCJ.E
AVG Dropper.Generic8.ACFR
Ikarus Trojan-Downloader
AntiVir TR/Dropper.Gen
Comodo UnclassifiedMalware
Kaspersky Trojan.Win32.Agent.xqwe
Avast Win32:Malware-gen
Symantec WS.Reputation.1
McAfee Artemis!47F56FD84A1A
AVG Downloader.MSIL.DJ
Fortinet MSIL/Agent.DGF!tr
Ikarus Win32.SuspectCrc
Microsoft TrojanDownloader:MSIL/Orcominer.A
AntiVir TR/Kazy.154907.30
Kaspersky HEUR:Trojan.Win32.Generic

SpyHunter Detects & Remove TrojanDownloader:MSIL/Orcominer.A

File System Details

TrojanDownloader:MSIL/Orcominer.A may create the following file(s):
# File Name MD5 Detections
1. Mining.exe 47f56fd84a1a0cb743c47613c982c18b 32
2. Mining1212.exe bc68f7939f2ede69bb945fbf516c0962 2