Yuriy Rybtsov, a Ukrainian hacker known as "MrICQ," was arrested in Italy and extradited to the U.S. for his role in the Jabber Zeus cybercrime group. The gang stole millions from businesses using a customized ZeuS trojan that intercepted banking credentials and facilitated money laundering through recruited mules. Rybtsov's arrest follows a long investigation into the group's operations and their notorious methods.