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Virus: Troj/ObfJS-BK

I recieved this virus in an email attachment without warning. It came in via a standard account user. My back-up software was denied access to copy it. This is how it was discovered without any warning from Sophos. I know this is a Windows virus and doesn't affect the Mac, but still I should recieve an alert that Sophos qurantined it.

:1006257


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Parents
  • Christian is spot-on; any detection that begins Troj/ObfJS is referring to detected malicious obfuscated Javascript found in a web page (most likely in your browser cache).  As such, when the cache is purged, the file will no longer exist on your computer -- until you next load/refresh the page containing the malicious script.

    Some email-based malware will also contain links to obfuscated javascript.

    :1006281
Reply
  • Christian is spot-on; any detection that begins Troj/ObfJS is referring to detected malicious obfuscated Javascript found in a web page (most likely in your browser cache).  As such, when the cache is purged, the file will no longer exist on your computer -- until you next load/refresh the page containing the malicious script.

    Some email-based malware will also contain links to obfuscated javascript.

    :1006281
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