Mailchimp is a organization tracked across 11 threat clusters and 10 intelligence report mentions on ThreatCluster. First observed November 11, 2025; most recent activity July 8, 2026.
No information about Mailchimp is present in the provided articles. The materials describe ransomware incidents affecting energy sector targets in Brazil and Italy, including claims of intrusions and data-leak threats, underscoring the threat landscape around critical infrastructure breaches.
Peter Stokes, a 19-year-old dual citizen of the U.S. and Estonia, was extradited from Finland to the U.S. to face charges related to his involvement in the Scattered Spider hacking group. The group has been linked to…
The newly discovered PCPJack malware framework is actively targeting cloud environments to steal credentials while removing remnants of the TeamPCP cybercrime group. This worm exploits exposed services such as Docker,…
Scattered Spider, a cybercrime entity linked to various high-profile attacks since 2022, has been reclassified as a decentralized collective rather than a unified group. Group-IB's analysis indicates that it consists of…
Aflac Japan disclosed a data breach affecting 4.38 million customers after unauthorized access to its systems between June 15 and June 25, 2026. The breach was detected on June 25, prompting the suspension of certain…
Tyler Robert Buchanan, a 24-year-old from Scotland, pleaded guilty in the U.S. to charges of conspiracy to commit wire fraud and aggravated identity theft, linked to a scheme that stole at least $8 million in…
Peter Stokes, a 19-year-old dual citizen of the U.S. and Estonia, was arrested in Helsinki on April 10, 2026, while attempting to board a flight to Japan. He is suspected of being a member of the Scattered Spider…
The Everest ransomware gang has claimed to have stolen 159 GB of data from SIAD Group, a major Italian industrial gas producer. The gang has threatened to publicly release the data within eight days, although SIAD Group…
Petrobras, Brazil's leading oil and gas corporation, has reportedly been compromised by the Everest ransomware group, which claims to have stolen 90 GB of sensitive data. The exfiltrated information includes critical…
1Password has launched a new phishing prevention feature in its browser extension to help users avoid scams increasingly facilitated by AI. The tool alerts users when they attempt to access unrecognized websites,…
The Everest ransomware gang has claimed to have stolen 159 GB of data from SIAD Group, a leading Italian industrial gas producer. The gang has threatened to publicly release the stolen data within eight days, although…