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PWS:Win32/Frethog.AF
Detected by Microsoft Defender Antivirus
Aliases: Win-Trojan/OnlineGameHack.2638600 (AhnLab) Trojan-GameThief.Win32.OnLineGames.vigd (Kaspersky) Win32/PSW.OnLineGames.OKB (ESET) Win32/Frethog!generic (CA) PWS-OnlineGames.ck (McAfee)
Summary
PWS:Win32/Frethog.AF is a member of Win32/Frethog - a large family of password-stealing trojans that target confidential data, such as account information, from Massive Multiplayer Online Games.
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.