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Published Jan 19, 2011 | Updated Sep 15, 2017

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TrojanDownloader:BAT/Kiescreen.B

Detected by Microsoft Defender Antivirus

Aliases: W32/Chifrax!Generic (Command) Trojan.Win32.Chifrax.d (Kaspersky) Gen2.LIEM (Norman) Trojan horse Patched_c.CZA.dropper (AVG) Trojan.Win32.Chifrax (Ikarus) Trj/Chifrax.B (Panda) Troj/BadCab-A (Sophos) Trojan.Win32.Chifrax.d (Sunbelt Software) Backdoor.Graybird (Symantec)

Summary

TrojanDownloader:BAT/Kiescreen.B is a batch script and trojan component that attempts to download and execute other malware.

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/.

TrojanDownloader:BAT/Kiescreen.B

Summary

What to do now

Technical information

Threat behavior

Installation

Payload

Prevention

Symptoms

System changes