Threat Database Trojans Trojan.Coinminer.VA

Trojan.Coinminer.VA

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 11
First Seen: March 21, 2011
Last Seen: August 17, 2022
OS(es) Affected: Windows

The detection of Trojan.Coinminer.VA indicates that your system has been compromised by a potentially malicious program. This type of threat is designed to operate covertly, making it challenging to detect without the aid of security software. It's essential to understand the nature of this threat and take prompt action to remove it and prevent further damage.

What Is Trojan.Coinminer.VA?

Trojan.Coinminer.VA is a type of Trojan horse malware that is primarily designed to exploit system resources for cryptocurrency mining. The name suggests its purpose but does not directly imply a specific malware family. Instead, it indicates the malware's functionality and potential impact on infected systems. Trojans like Trojan.Coinminer.VA can lead to significant system slowdowns, increased power consumption, and reduced overall system performance.

How Trojan.Coinminer.VA Operates

Trojan.Coinminer.VA, like other Trojans, operates by disguising itself as legitimate software or piggybacking on legitimate programs to gain unauthorized access to a system. Once inside, it can download additional malicious components, modify system settings, and start the cryptocurrency mining process. This process consumes significant system resources, potentially leading to overheating, reduced battery life on laptops, and noticeable decreases in system responsiveness.

Symptoms of Infection

Symptoms of a Trojan.Coinminer.VA infection can be subtle at first but become more pronounced over time. Common indicators include a significant slowdown in system performance, unusually high CPU or GPU usage, increased electricity bills due to the system running at high capacity for extended periods, and occasional system crashes. In some cases, the malware might also interfere with other applications, causing them to malfunction or fail to launch properly.

  • Unexplained increases in system resource usage.
  • Frequent system freezes or crashes.
  • Overheating issues, especially in laptops.
  • Noticeable decrease in internet speed due to the malware's communication with its command and control servers.

How to Remove Trojan.Coinminer.VA

Removing Trojan.Coinminer.VA requires a systematic approach to ensure all components of the malware are eliminated from the system. Here’s a step-by-step guide:

  1. Boot your system into Safe Mode with Networking. This will limit the malware's ability to interfere with the removal process.
  2. Perform a full scan of your system using a reputable anti-malware tool such as SpyHunter. Ensure the tool is updated with the latest definitions to improve detection and removal capabilities.
  3. Uninstall any suspicious programs that were installed around the time the malware was detected. 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 malware.
  5. Reboot your system and perform another full scan to ensure all remnants of the malware have been removed.

Conclusion

The removal of Trojan.Coinminer.VA is crucial to restoring your system's performance and security. After removal, it's essential to take preventive measures to avoid future infections, such as keeping your operating system and software up to date, using strong, unique passwords, and being cautious when opening email attachments or downloading software from the internet. Regular system scans with reputable security software can also help in early detection and removal of potential threats, protecting your system and personal data from harm.

Aliases

14 security vendors flagged this file as malicious.

Antivirus Vendor Detection
Panda Trj/CI.A
AVG Downloader.VB.7.AM
Fortinet W32/VB.AFEH!tr.dldr
Ikarus Trojan-Downloader.Win32.VB
AhnLab-V3 Dropper/Win32.Malware
Microsoft TrojanDownloader:Win32/VB.QC
AntiVir TR/Kazy.5495
Comodo TrojWare.Win32.TrojanDownloader.VB.NXI
Sophos Mal/VB-BL
Kaspersky Trojan-Downloader.Win32.VB.afeh
Avast Win32:VB-QQN
Symantec Downloader
NOD32 a variant of Win32/Msposer.A
McAfee Artemis!D41A8BFF04D6

File System Details

Trojan.Coinminer.VA may create the following file(s):
# File Name MD5 Detections
1. 111AntiVirus AntiSpyware 2011.exe d41a8bff04d6a7bb93ce84103cc3a1ad 3