Snowflake Hacker Still Active, Finding New Victims, Expert Says

A hacker responsible for a cybercrime campaign that impacted up to 165 companies this summer is still at large and recently broke into a “handful” of new organizations, according to a cybersecurity specialist at Alphabet Inc.’s Google.

The attacker, who previously stole data from customers of cloud analytics company Snowflake Inc., has since targeted American firms and compromised critical infrastructure organizations based in Russia and Bangladesh, according to Austin Larsen, senior threat analyst at Google who’s been investigating the campaign for months.

US victims are in the health care, technology and telecommunications industries, Larsen said.

That such a prolific hacker has evaded law enforcement ...