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TrojanDownloader:JS/Seena.A
Detected by Microsoft Defender Antivirus
Aliases: Exploit.SinaDLoader.A (BitDefender) Trojan-Downloader.HTML.Agent.kf (Kaspersky)
Summary
TrojanDownloader:JS/Seena.A is a detection for malicious code that attempts to exploit a vulnerability in the Sina DLoader ActiveX control DownloadAndInstall method, which may allow an attacker to remotely execute arbitrary code on a system.
Manual removal is not recommended for this threat. To detect and remove this threat and other malicious software that may have been installed, run a full-system scan with an up-to-date antivirus product such as the Microsoft Safety Scanner (http://go.microsoft.com/fwlink/?LinkId=212742). For more information, see http://www.microsoft.com/protect/computer/viruses/vista.mspx.