On March 21, 2015, a group of Moroccan pro-ISIS hackers calling themselves "Team System DZ" successfully hacked the website for the Richland County Sheriff's Department in Wisconsin. Other Richland County websites were also affected. The hackers left the above image and following message on the defaced pages: "Hacked by Team System AZ! I am a Muslims & I love Jihad, I love ISIS | Fuck Israel & USA."
Source: Hackread.com, March 26, 2015.