A new hacking group has been rampaging the Internet in a persistent campaign that spreads a self-propagating and never-before-seen backdoor—and curiously a data wiper that targets Iranian machines. The group, tracked under the name TeamPCP, first gained visibility in December, when researchers from security firm Flare observed it …

A financially motivated data theft and extortion group is attempting to inject itself into the Iran war, unleashing a worm that spreads through poorly secured cloud services and wipes data on infected systems that use Iran’s time zone or have Farsi set as the default language. Experts say …