by Ian Bouchard | May 26, 2016
In this article, we will be looking at the strategies to detect and analyze malware hidden inside an OPcache file. If you haven’t read our previous article about hiding a binary webshell inside a PHP7 OPcache file, we suggest reading it before moving on. ...
by Ian Bouchard | Apr 27, 2016
Update: A follow-up article was published on the detection and the reverse-engineering of those binary web shells. In this article, we will be looking at a new exploitation technique using the default OPcache engine from PHP 7. Using this attack vector, we can bypass...
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