Threat Level: green Handler on Duty: Didier Stevens

SANS ISC: Microsoft Publisher malware: static analysis SANS ISC InfoSec Forums

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Microsoft Publisher malware: static analysis

I want to illustrate how to perform a static analysis of the malicious Publisher file Xavier analyzed yesterday.

Publisher files can contain macros, in the same way as Word and Excel files. oledump.py can extract macros from Publisher files too:

Several strings are hidden in UserForm1, for example the type of object to create, and the URL.

Streams 13 through 19 contain data for UserForm1, like tag values:

 

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

DidierStevens

523 Posts
ISC Handler
Aug 25th 2018

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