Threat Database Trojans Downloader.WinFixer.j

Downloader.WinFixer.j

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 70 % (High)
Infected Computers: 0
First Seen: July 24, 2009
OS(es) Affected: Windows

The detection of Downloader.WinFixer.j on your system indicates a potential threat to your computer's security and integrity. This detection name suggests a type of malicious software designed to download additional malware or unwanted programs onto your computer. Understanding the nature of this threat and taking appropriate steps to remove it is crucial to safeguarding your personal data and preventing further compromise.

What Is Downloader.WinFixer.j?

Downloader.WinFixer.j is identified as a Trojan-type threat, which means it is designed to deceive users into installing it by disguising itself as a legitimate program. Once installed, it can download and install additional malware, which can lead to a range of problems, including data theft, system crashes, and the compromise of sensitive information. The primary goal of such malware is often to exploit the infected system for financial gain or to disrupt its operation.

How Downloader.WinFixer.j Operates

Trojan-type malware like Downloader.WinFixer.j typically operates by exploiting vulnerabilities in software or tricking users into executing the malicious code. It can spread through various means, including but not limited to, email attachments, downloads from untrusted websites, and infected software installations. Once it has infiltrated a system, it can communicate with its command and control servers to download further instructions or malware, leading to a deeper compromise of the system.

These types of threats are particularly dangerous because they can open backdoors into the infected system, allowing attackers to control the system remotely, steal sensitive information, or use the system as part of a botnet for malicious activities such as spamming or distributed denial-of-service (DDoS) attacks.

Symptoms of Infection

Symptoms of an infection can vary widely depending on the specific payload downloaded by the malware. Common indicators include unexpected changes in system performance, such as slowdowns, frequent crashes, or the appearance of unwanted programs or toolbars in your web browser. You might also notice unusual network activity, unexpected pop-ups, or changes to your system settings without your intervention.

  • Unexplained increases in network activity
  • New, unfamiliar programs or icons on your desktop
  • Changes to your browser's homepage or search engine
  • Frequent system crashes or freezes
  • Appearance of spam or unwanted emails being sent from your email account

How to Remove Downloader.WinFixer.j

  1. Boot your computer in Safe Mode with Networking to 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, to detect and remove all traces of the malware.
  3. Uninstall any recently installed programs that you do not recognize or that were installed without your consent.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any malicious extensions or settings changes made by the malware.
  5. Reboot your computer and perform another scan with your anti-malware tool to ensure that all malware has been successfully removed.

Conclusion

Removing Downloader.WinFixer.j from your system requires careful and thorough action to ensure that all components of the malware are eliminated. It's also crucial to adopt 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 clicking on links or downloading attachments from unknown sources. By taking these steps, you can help protect your computer and personal data from the risks associated with malware infections.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
TrendMicro Cryp_Naix-5
Sunbelt Downloader.Win32.WinFixer.j
Sophos WinAntiVirusPro Installer
Prevx1 High Risk Fraudulent Security Program
Panda Application/ErrorSafe
NOD32 Win32/Adware.DriveCleaner
McAfee-GW-Edition Riskware.Dldr.WinFixer.J.39
McAfee Winfixer
Kaspersky not-a-virus:Downloader.Win32.WinFixer.j
K7AntiVirus Generic.Malware.A
Ikarus Trojan-Downloader.13909
F-Secure Trojan-Downloader:W32/WinFixer.M
eTrust-Vet Win32/VMalum.DPPO
Comodo Application.Win32.Adware.DriveCleaner
ClamAV Trojan.Downloader.Agent-467

SpyHunter Detects & Remove Downloader.WinFixer.j

File System Details

Downloader.WinFixer.j may create the following file(s):
# File Name MD5 Detections
1. startmon.exe fb621344eb82a3cc7edabf1b8342ef42 0