Threat Database Trojans Trojan.Sinowal.A

Trojan.Sinowal.A

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 90 % (High)
Infected Computers: 1
First Seen: July 24, 2009
Last Seen: October 24, 2025
OS(es) Affected: Windows

The detection of Trojan.Sinowal.A on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the security and integrity of your computer, and it is essential to take steps to remove it as soon as possible. In this report, we will provide an overview of what Trojan.Sinowal.A is, how it operates, and the symptoms of infection, as well as guidance on how to remove it from your system.

What Is Trojan.Sinowal.A?

Trojan.Sinowal.A is a type of malicious software that is designed to infiltrate and compromise a computer system. The name "Trojan" refers to the fact that this type of malware disguises itself as legitimate software, allowing it to evade detection and gain access to the system. The ".Sinowal.A" part of the name is a specific identifier for this particular threat, but it does not provide information about the malware's family or origin.

How Trojan.Sinowal.A Operates

Malware like Trojan.Sinowal.A typically operates by exploiting vulnerabilities in software or using social engineering tactics to trick users into installing it. Once installed, it can perform a variety of malicious activities, such as stealing sensitive information, installing additional malware, or providing unauthorized access to the system. The exact behavior of Trojan.Sinowal.A can vary, but its primary goal is to compromise the security and integrity of the infected system.

Symptoms of Infection

The symptoms of a Trojan.Sinowal.A infection can vary, but common indicators include slow system performance, unexpected pop-ups or advertisements, and unfamiliar programs or icons on the desktop. In some cases, the malware may also cause system crashes, freezes, or other instability issues. If you suspect that your system is infected with Trojan.Sinowal.A, it is essential to take immediate action to remove it.

How to Remove Trojan.Sinowal.A

  1. Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow for easier removal.
  2. Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and detect any malicious files or programs.
  3. Uninstall any suspicious programs or applications that may be related to the Trojan.Sinowal.A infection.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
  5. Reboot your system and perform another scan with your anti-malware tool to ensure that the malware has been completely removed.

Conclusion

Removing Trojan.Sinowal.A from your system requires careful attention to detail and a thorough understanding of the malware's behavior. By following the steps outlined in this report, you can help to ensure that your system is free from this malicious software and that your personal data and security are protected. Remember to always use caution when installing software or clicking on links, and to keep your anti-malware tools up to date to prevent future infections.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
TrendMicro TROJ_RIERN.SMA
Sunbelt Trojan.Win32.Riern.B (v)
Sophos Troj/Riern-Fam
Panda Trj/Sinowal.WOS
NOD32 Win32/Agent.QHS
Microsoft Trojan:Win32/Riern.B
McAfee-GW-Edition Rootkit.29631.A
McAfee Riern
Kaspersky Trojan.Win32.Agent.dhjn
K7AntiVirus Trojan.Win32.Malware.1
Ikarus Trojan-PWS.Agent
F-Secure Trojan:W32/Riern.B
eSafe Win32.Trojan
Comodo TrojWare.Win32.Starter.NAJ0
CAT-QuickHeal Trojan.Agent.ATV

File System Details

Trojan.Sinowal.A may create the following file(s):
# File Name MD5 Detections
1. CLADD 07bf27f4a56aad812b34d7f665f10c9d 0
2. 7a66c04c19.exe e2639191cb5b3ca7239f08e8eb2131c6 0
More files