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Posts Tagged ‘dy’

Hide and seek with site injections

11
Nov
2011

As we have seen many times before (e.g. Mal/Iframe-Gen, Mal/Iframe-W), compromised sites are frequently injected with large, heavily obfuscated blocks of JavaScript. The primary goal of such scripts is to make it hard for scanners to detect the payload (typically an iframe or script load). However, the side effect of large, ugly, obfuscated scripts is […]

Category General Written by Naked Security - Sophos 0 Comments

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W32.Duqu: The Precursor to the Next Stuxnet

18
Oct
2011

On October 14, 2011, we were alerted to a sample that appeared to be very similar to Stuxnet by a research lab with strong international connections. They named the threat Duqu [dyü-kyü] because it creates files with the file name prefix “~DQ”. They provided us with samples recovered from computer systems located in Europe and […]

Category General Written by Symantec Security Response Blog 0 Comments

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