It sounds like you've come across a detection name for a specific piece of malware. is an older detection (mostly seen in the late 2000s–early 2010s) for a browser hijacker/adware family , not a destructive virus or ransomware.

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Win32.comet.a

It sounds like you've come across a detection name for a specific piece of malware. is an older detection (mostly seen in the late 2000s–early 2010s) for a browser hijacker/adware family , not a destructive virus or ransomware.

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