Nation-state hackers deliver malware from “bulletproof” blockchains

Creating or modifying smart contracts typically cost less than $2 per transaction, a huge savings in terms of funds and labor over more traditional methods for delivering malware.

Layered on top of the EtherHiding Google observed was a social-engineering campaign that used recruiting for fake jobs to lure targets, many of whom were developers of cryptocurrency apps or other online services. During the screening process, candidates must perform a test demonstrating their coding or…