
Operational Technology (OT) and Industrial Control Systems (ICS) are facing escalating threats from sophisticated malware attacks, often targeting engineering workstations that run Siemens and Mitsubishi tools. A recent discovery by researchers at Forescout revealed a new malware, dubbed “Chaya_003,” which specifically aims at Siemens workstations. In another alarming instance, the Ramnit worm successfully infiltrated Mitsubishi’s engineering stations. SANS researchers have