The attack raises the bar for what has been seen thus far in targeted attacks, experts say. “Why invest all of that time and money buying zero-days and let it get out into the wild?” says NetWitness’s Michael Sconzo. While the specific payload of Stuxnet is only aimed at the Siemens S7, the malware model is likely to be reused in some way and emulated in future targeted attacks. A German researcher says the attack is “sabotage” and required much insider knowledge in order to pull off.”]
Source: https://www.darkreading.com/attacks-breaches/stuxnet-heralds-new-generation-of-targeted-attacks