Justice Department officials claim the doctor is behind notorious ransomware including Jigsaw and Thanos.
Yaroslav Vasinskyi is accused of using Sodinokibi/REvil ransomware to encrypt several companies.
The act forces critical infrastructure organizations to report cyberattacks to CISA within 72 hours and ransomware payments within 24 hours.
The microchip company said it first became aware of the incident on February 23 and added that it impacted its IT resources.
Microsoft also said it will not display any Russian state-sponsored RT and Sputnik content
Both CISA and the FBI reiterated that there is no specific threat against US organizations.
According to a new study, cybercriminals found a vantage point in the critical role firms play in the supply chain to pressure victims to pay ransoms.
Ransomware attacks have fallen, but more potent threats are waiting in the wings, says NCC Group.
Experts expressed concerns about the influx of non-government cyber groups taking sides in the Russian invasion of Ukraine.
Ireland has already spent more than $48 million to recover from a devastating ransomware attack.
Experts said any cyberattack on critical infrastructure would have devastating consequences.
The Fortinet report also spotlighted an increasing number of attacks on Linux systems.