GoSecure Blog

Ian Bouchard


Recent Posts

Detecting Hidden Backdoors in PHP OPcache

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.

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Topics: backdoor, opcache, php, php7

Binary Webshell Through OPcache in PHP 7

Update: A follow-up article was published on the detection and the reverse-engineering of those binary web shells.

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Topics: web, exploitation, opcache, php, php7

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