PLCs manufactured by Siemens were particularly affected by this thing, which sped up some machines to run at 1,410 cycles per second.  
A video at Gabi Ashkenazi's retirement party bragged of his role in developing this thing, which shared some DNA with something called Tilded ("till-duhed").  The true purpose of this thing was first publicly identified by Ralph Langner.  The Equation Group probably had a hand in creating this thing, as did Unit 8200.  This thing was made harder to detect by coordinating it with (*) power surges which were masked to look like defective Turkish equipment.  This thing was tested on a mock-up built at a Department of Energy building and was approved by Keith Alexander.  PLCs manufactured by Siemens were particularly affected by this thing, which sped up some machines to run at 1,410 cycles per second.  This thing targeted a facility at Natanz and was co-developed by Israel.  It was probably spread by USB keys.  For 10 points, name this cyberweapon targeting the Iranian nuclear program.
A video at Gabi Ashkenazi's retirement party bragged of his role in developing this thing, which shared some DNA with something called Tilded ("till-duhed").  
Stuxnet [or Flame] 