Threat Level: green Handler on Duty: Jim Clausing

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Analyzing UDF Files with Python

Published: 2019-04-19
Last Updated: 2019-04-19 22:05:09 UTC
by Didier Stevens (Version: 1)
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Yesterday, Xavier wrote a diary entry about malicious UDF files.

I wrote about the analysis of .ISO files before, and it turns out the same techniques work for UDF files too.

Python module isoparser can also parse UDF files:

We can retrieve the content:

And calculate the hash of the contained EXE:

 

Didier Stevens
Senior handler
Microsoft MVP
blog.DidierStevens.com DidierStevensLabs.com

Keywords: malware UDF
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