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Aliases: JS/Crypted.EY! (Command) Mal/ExpJS-S (Sophos) Fiesta exploit kit (other)
Windows Defender detects and removes this threat.
This threat can infect your PC if it is running vulnerable software, including:
- Adobe Flash Player version 10 update 3 and earlier, and version 11 update 5 and earlier.
- Silverlight version 5 and earlier.
If your PC has vulnerable software this threat can download other malware, including Win32/Miuref.
You might get an alert about this threat even if you're not using a vulnerable software. This is because we detect when a website tries to use the vulnerability, even if it isn't successful.