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Microsoft Security Intelligence
Published Jan 19, 2011 | Updated Sep 15, 2017

Worm:Win32/EyeStye.B

Detected by Microsoft Defender Antivirus

Aliases: Win-Trojan/Spyeyes.20480.C (AhnLab) Trojan.Win32.Zapchast.ctq (Kaspersky) Trojan.Zapchast!psP+M+XR9Hk (VirusBuster) Trojan horse Cryptic.BYN (AVG) TR/Zapchast.ctq (Avira) Trojan.Generic.5389449 (BitDefender) Win32.SuspectCrc (Ikarus) TSPY_SPYEYE.BR (Trend Micro)

Summary

Worm:Win32/EyeStye.B is a worm that is downloaded and utilized by Trojan:Win32/EyeStye, and attempts to spread via removable drives.
To detect and remove this threat and other malicious software that may be installed on your computer, run a full-system scan with an appropriate, up-to-date, security solution. The following Microsoft products will detect and remove this threat:
 
 
For more information on antivirus software, see http://www.microsoft.com/windows/antivirus-partners/.
 
Additional remediation instructions for Worm:Win32/EyeStye.B
This threat may make lasting changes to a computer’s configuration that are NOT restored by detecting and removing this threat. For more information on returning an infected computer to its pre-infected state, please see the following article/s: 
Viewing hidden and/or system files:
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