Inasmuch as it's a guide for other agencies, they'd be better served by OWASP recommendations. It's not clear what anyone could do with a report like this. I don't see any great takeaways that one could add to the next revision of their STIG. There are no 0-days for an IAVA.
As long as we're going for pure speculation, I think that Kim Dotcom hired Ukranian hackers and I could potentially find weak circumstantial evidence by going through a timeline of his Tweets. I seem to remember that he had foreknowledge of some of the items to be leaked, though that could've been pure BS and I didn't really investigate it at the time. He also has motive based on this administration's treatment of him.
EDIT: Found it -
https://www.bloomberg.com/politics/articles/2015-05-14/kim-d...
b) It has been claimed that this document is more a guide for other companies and government agencies about the type of techniques that Russia allegedly used. General education about security is still pretty low and the US government et al are going to need to more in this area.