Published Jul 24, 2008 | Updated Sep 15, 2017


Severe |Detected with Windows Defender Antivirus

Aliases: VBS/Headtail (AhnLab) VBS/Nauj.A (Command) Win32.Vbs.Agent.E (BitDefender) VBS/Invades.A (CA) VBS/Invadesys.A (ESET) Worm.VBS.Headtail.a (Kaspersky) VBS/Autorun.worm.ay (McAfee) VBS/HeadTail-A (Sophos) VBS.Invadesys.A (Symantec) VBS.Headtail.A (VirusBuster)


Virus:VBS/Invadesys.A is a VBScript virus that infects other script files, spreads to removable drives, terminates processes and may delete files with specific file extensions.
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 ( For more information, see
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