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Published Jan 20, 2012 | Updated Sep 15, 2017


Severe |Detected with Windows Defender Antivirus

Aliases: JS/Blacole.X (Command) JS/Blacole.AW (Norman) JS.Blacole.Gen.7 (VirusBuster) JS/Blacole.CW.1 (Avira) JS:Trojan.JS.Agent.AR (BitDefender) JS/Kryptik.JL trojan (ESET) Exploit.JS.Blacole (Ikarus) (Kaspersky) JS/Exploit-Blacole.q (McAfee) Troj/ExpJs-CI (Sophos)


Exploit:JS/Blacole.AR is the detection for malicious JavaScript that loads a series of other exploits that are distributed as components of the "Blackhole kit". If the computer runs a vulnerable version of certain software and exploitation is successful, various malware may be downloaded.

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 detect and remove this threat:

For more information on antivirus software, see

Use up-to-date software

This malware exploits known vulnerabilities in Adobe Acrobat and Adobe Reader, Java, and Windows. After removing this threat, update your software so that they are no longer affected by these vulnerabilities. You can read more about these vulnerabilities, as well as where to download the software update from the following links:

It may be necessary to remove older versions of Java that are still present. Keeping old and unsupported versions of Java on your system presents a serious security risk. To read more about why you should remove older versions of Java, see the following information.

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