Happy 2013!
OK, enough frivolity. Let's turn down the Nat King Cole, step out from under the mistletoe, and get down to brass tacks.
First, in case that compound acronym is new to you, it stands for: the Industrial Control System - Computer Emergency Readiness Team, and it lives in the US Department of Homeland Defense.
This organization just issued a public quarterly report that describes, at a high level, a recent incident at a power generation company you'll be interested in. I'll get out of the way and let you read the first bits for yourself:
MALWARE INFECTIONS IN THE CONTROL ENVIRONMENT
ICS-CERT recently provided onsite support at a power generation facility where both common and sophisticated malware had been discovered in the industrial control system environment. The malware was discovered when an employee asked company IT staff to inspect his USB drive after experiencing intermittent issues with the drive’s operation.