Threat Database Trojans Trojan.Agent.clsj

Trojan.Agent.clsj

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 90 % (High)
Infected Computers: 0
First Seen: July 24, 2009
OS(es) Affected: Windows

The detection of Trojan.Agent.clsj on your system indicates a potential security threat that requires immediate attention. This report aims to provide you with a comprehensive understanding of the threat, its operational mechanics, symptoms of infection, and most importantly, a step-by-step guide on how to remove it from your system.

What Is Trojan.Agent.clsj?

Trojan.Agent.clsj is identified as a Trojan-type threat. Trojans are malicious programs that can allow unauthorized access to your computer, leading to a variety of harmful activities such as data theft, installation of additional malware, and disruption of system operation. The name "Trojan.Agent.clsj" itself does not specify a known malware family but indicates its nature as a Trojan agent, suggesting it acts as a vector for other malicious activities.

How Trojan.Agent.clsj Operates

Like other Trojans, Trojan.Agent.clsj is designed to deceive users into installing it on their systems. Once installed, it can operate in stealth mode, hiding from the user and potentially from security software. Its primary function is to provide a backdoor to the attackers, allowing them to remotely access and control the infected computer. This can lead to a range of malicious activities, including but not limited to, stealing sensitive information, installing additional malware, or using the infected computer as part of a botnet for spreading spam or conducting distributed denial-of-service (DDoS) attacks.

Symptoms of Infection

Identifying a Trojan infection can be challenging due to its stealthy nature. However, several symptoms may indicate the presence of Trojan.Agent.clsj or similar malware. These include unexpected changes in system performance, such as slow operation, frequent crashes, or unusual network activity. Additionally, you might notice unfamiliar programs or icons on your desktop, changes in your browser settings, or the appearance of pop-up ads. It's crucial to be vigilant and monitor your system's behavior closely to detect any anomalies that could signify a malware infection.

How to Remove Trojan.Agent.clsj

  1. Enter Safe Mode with Networking: Restart your computer and enter Safe Mode. This will limit the malware's ability to operate and provide a safer environment for removal.
  2. Conduct a Full Scan: Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system. Ensure the tool is updated with the latest definitions to increase the chances of detecting and removing the malware.
  3. Uninstall Suspicious Programs: Go through the list of installed programs on your computer and uninstall any that you do not recognize or that were installed around the time the malware was detected.
  4. Reset Your Browser: If your browser settings have been altered, reset Chrome, Firefox, Edge, or any other browser you use to their default settings. This can help remove any malicious extensions or settings that the malware may have installed.
  5. Reboot and Re-scan: After completing the above steps, restart your computer and run another full scan with your anti-malware tool to ensure that all traces of the malware have been removed.

Conclusion

Removing Trojan.Agent.clsj requires careful and systematic steps to ensure that your system is thoroughly cleaned and protected against future infections. By following the guidance outlined in this report, you can significantly reduce the risk associated with this malware. However, prevention is always better than cure. Maintaining up-to-date security software, being cautious with email attachments and downloads, and regularly backing up important data are crucial practices for protecting your digital assets. Stay informed and vigilant to safeguard your computer and personal information from evolving cyber threats.

Aliases

13 security vendors flagged this file as malicious.

Antivirus Vendor Detection
Sophos Media Access Startup
Panda Trj/Downloader.MDW
McAfee-GW-Edition Heuristic.LooksLike.Trojan.Dldr.Agent.H
McAfee potentially unwanted program Adware-DoubleD
Ikarus Trojan-Dropper.Agent
Fortinet W32/Agent.CLEQ!tr.dldr
F-Secure Trojan-Downloader.Win32.Agent.cleq
Comodo TrojWare.Win32.TrojanDownloader.Agent.cleq
CAT-QuickHeal TrojanDownloader.Agent.cleq
AVG Downloader.Agent2.GZR
Antiy-AVL Trojan/Win32.Agent
AntiVir TR/Dldr.Agent.cleq
a-squared Trojan-Dropper.Agent!IK

File System Details

Trojan.Agent.clsj may create the following file(s):
# File Name MD5 Detections
1. podmena.sys be860349aabf8d6b4c724da73843125f 0
2. HPIEAddOn.dll 0a2bffa715c307a394772439860601a4 0