XLMMacroDeobfuscator: An Update
XLMMacroDeobfuscator is an open-source tool to deobfuscate Excel 4 macros. I wrote diary entries about it here and here.
In my first diary entry, I remark that I also had to install a missing Python module. This is no longer the case with the latest versions, I just install it with a single pip command.
The author also commented on my diary entry, suggesting the use of a couple of options to yield a cleaner output ready for grepping.
Like this:
Indeed, this provides cleaner output when grepping for http URLs, for example:
And this output can also be used to extract the relevant macros, with inverted greps for RUN, GOTO, ..., like this:
Didier Stevens
Senior handler
Microsoft MVP
blog.DidierStevens.com DidierStevensLabs.com
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