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TrojanDropper:Win32/Small.OT
Detected by Microsoft Defender Antivirus
Aliases: Trojan-Spy.Win32.BZub.ji (Kaspersky) Spy-Agent.ba.gen (McAfee) W32/BZub.XN (Norman) Mal/Cimuz-A (Sophos) Infostealer.Bzup (Symantec) TROJ_DROPPER.CJY (Trend Micro)
Summary
TrojanDropper:Win32/Small.OT is a Trojan dropper that installs password stealing Trojans. The dropped password stealing Trojans run as a browser helper object, retrieve stored login credentials for financial institutions, and may send data to a remote Web site.
TrojanDropper:Win32/Small.OT may be installed by TrojanDownloader:Win32/Nurech.gen!B, a Trojan downloader.
TrojanDropper:Win32/Small.OT may be installed or downloaded by additional malicious software, thus manual removal is not recommended. To detect and remove this Trojan 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, visit http://www.microsoft.com/athome/security/downloads/default.mspx