Threat Database Trojans Trojan.Downloader.Arsinfoder.A

Trojan.Downloader.Arsinfoder.A

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 213
First Seen: June 20, 2011
OS(es) Affected: Windows

The detection of Trojan.Downloader.Arsinfoder.A on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the security of your computer, allowing unauthorized access to your personal data and potentially leading to further malicious activities. It is essential to understand the nature of this threat and take prompt action to remove it from your system.

What Is Trojan.Downloader.Arsinfoder.A?

Trojan.Downloader.Arsinfoder.A is a type of Trojan horse malware that is designed to download and install additional malicious software on your computer. The name "Trojan" refers to the fact that this malware disguises itself as a legitimate program or file, allowing it to bypass your system's security defenses. The term "Downloader" indicates that this malware is capable of downloading and installing other malicious programs, which can lead to a range of security issues.

How Trojan.Downloader.Arsinfoder.A Operates

Trojan.Downloader.Arsinfoder.A operates by exploiting vulnerabilities in your system's security, allowing it to gain unauthorized access to your computer. Once installed, this malware can download and install additional malicious software, including viruses, spyware, and other types of malware. This can lead to a range of security issues, including data theft, system crashes, and unauthorized access to your personal information.

This type of malware often spreads through malicious downloads, infected email attachments, or compromised websites. It can also be spread through infected software or files shared over peer-to-peer networks. Once installed, Trojan.Downloader.Arsinfoder.A can operate in the background, allowing it to remain undetected for an extended period.

Symptoms of Infection

The symptoms of a Trojan.Downloader.Arsinfoder.A infection can vary, but common indicators include slow system performance, unexpected pop-ups or ads, and unfamiliar programs or icons on your desktop. You may also experience system crashes, freezes, or error messages, particularly when trying to access certain files or programs. In some cases, you may notice that your system is behaving erratically, such as opening unfamiliar websites or displaying unusual search results.

  • Unexplained changes to your system settings or configuration
  • Unfamiliar programs or icons on your desktop
  • Slow system performance or frequent crashes
  • Unexpected pop-ups or ads
  • System freezes or error messages

How to Remove Trojan.Downloader.Arsinfoder.A

  1. Boot your system in Safe Mode with Networking to prevent the malware from loading
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter
  3. Uninstall any suspicious programs or software that may be related to the infection
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings
  5. Reboot your system and perform a follow-up scan to ensure that the malware has been completely removed

Conclusion

Removing Trojan.Downloader.Arsinfoder.A from your system requires prompt action and a comprehensive approach. By following the steps outlined above, you can help ensure that your system is secure and free from malware. It is essential to remain vigilant and take proactive measures to protect your system from future threats, including keeping your operating system and software up to date, using reputable anti-malware tools, and avoiding suspicious downloads or email attachments.

Aliases

14 security vendors flagged this file as malicious.

Antivirus Vendor Detection
AVG Generic23.CATH
McAfee-GW-Edition Artemis!6DEFE9A02352
BitDefender DeepScan:Generic.Malware.SFTkg.8D67316D
Kaspersky Trojan.Win32.Scar.ejki
NOD32 a variant of Win32/TrojanDownloader.Delf.QRH
McAfee Downloader.a!ck
BitDefender DeepScan:Generic.Malware.SFTkg.C84C2FA6
NOD32 probably a variant of Win32/TrojanDownloader.Delf.
AVG Downloader.Generic11.BJPQ
Sophos Mal/DwnLdr-JEL
BitDefender Trojan.Generic.6357967
Kaspersky Trojan.Win32.Scar.ejgo
Avast Win32:Delf-QBF [Trj]
McAfee Downloader.a!ch

File System Details

Trojan.Downloader.Arsinfoder.A may create the following file(s):
# File Name MD5 Detections
1. sysdriver32.exe 6defe9a02352ddc0dba8f9949602c1d7 110
2. unregmp2.exe 26cafdd5abfb6bc61c8f6ec51ffcaf16 4
3. 4663002.exe 1fecc127db8c01c2d3a01122af4552d1 2
4. 7991341.exe d1d4bbc13272c5bad74ad0a42bcaca88 1
5. domain-546db1f830.exe 3b449c89b8bf48cbda3f85135d80c447 1
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