Misc

Identification of (malicious) modifications in memory-mapped image files

I’m happy to announce the publication of the paper Windows memory forensics: Identification of (malicious) modifications in memory-mapped image files at this years DFRWS USA, and the release of the corresponding volatility plugin. With this research came also an update to the Ptenum family (affecting especially the ptemalfind plugin), which makes the plugins reliable in identifying modified pages despite memory combining, so make sure to grab the newest version from the Github repository.

This blog post will mainly cover the imgmalfind plugin and some use cases. For detailed information on the theory behind the plugins, see the paper.

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