Iran-linked crews are probing more flavors of US industrial kit
CISA widens alert beyond Rockwell controllers as intruders target internet-facing devices across critical infrastructure
The US Cybersecurity and Infrastructure Security Agency (CISA) has expanded the scope of its alert on Iranian-affiliated hackers attacking critical infrastructure, including water and energy facilities.
The original advisory focused on programmable logic controllers (PLCs) manufactured by Rockwell Automation/Allen-Bradley. The update warns that the activity may also target devices from Schneider Electric, Siemens, "and potentially other branded/manufactured PLCs."
The conflict between the US and Iran is well into its fourth month, and authorities have noticed Iranian-affiliated advanced persistent threat (APT) crews targeting PLCs to cause disruption since March.
PLCs are used to control and monitor industrial processes. Authorities said the activity resembled earlier attacks on PLCs by CyberAv3ngers (aka the Shahid Kaveh Group) - hackers affiliated with Iran's Islamic Revolutionary Guard Corps (IRGC) Cyber Electronic Command (CEC).
The focus is principally related to internet-facing PLCs. CISA...
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