Dllproxy
Browser Cache Smuggling: the return of the dropper
A year and a half ago I wrote a blog post describing how browsers’ cache system can be abused to drop malware on targets’ computers. As of today, this technique is still relevant. Browsers haven’t changed their behaviour and as such you can still use it for red team assessments.
I had the opportunity to present the technique at Insomni’hack 2025 and while the technique itself is, I believe, quite interesting, I wanted to go a little further and:
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