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Published Sep 21, 2009 | Updated Sep 15, 2017

PWS:Win32/Yahoopass.A

Detected by Microsoft Defender Antivirus

Aliases: Win-Trojan/Yahoopass.45056 (AhnLab) Trojan-PSW.Win32.YahooPass.a (Kaspersky) W32/YahooPass.G (Norman) Troj/YahooPas (Sophos) Trojan horse PSW.Yahoopass (AVG) Trojan.PSW.YahooPass.A (BitDefender) Win32/PSW.YahooPass.A (ESET) PWS-YahooPass (McAfee) TROJ_YAHPASS.A (Trend Micro)

Summary

PWS:Win32/Yahoopass.A is a trojan that attempts to steal affected user's Yahoo! Mail and Messenger account credentials, including their Yahoo!ID and password.
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.
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