NSA warns “fast flux” threatens national security. What is fast flux anyway?

A technique that hostile nation-states and financially motivated ransomware groups are using to hide their operations poses a threat to critical infrastructure and national security, the National Security Agency has warned. The technique is known as fast flux. It allows Read More …

One of the FBI’s most wanted hackers is trolling the U.S. government

Earlier this year, the U.S. government indicted Russian hacker Mikhail Matveev, also known by his online monikers “Wazawaka” and “Boriselcin,” accusing him of being “a prolific ransomware affiliate” who carried out “significant attacks” against companies and critical infrastructure in the Read More …

Attackers Distribute Malware via Freeze.rs And SYK Crypter

FortiGuard Labs recently detected a new injector written in Rust—one of the fastest-growing programming languages—to inject shellcode and introduce XWorm into a victim’s environment. While Rust is relatively uncommon in malware development, several campaigns have adopted this language since 2019, Read More …

Clustering attacker behavior reveals hidden patterns

A collection of very specific behaviors, observed by Sophos X-Ops incident response analysts in the lead-up to four separate ransomware attacks in the first quarter of 2023, indicates an unexpected connection between the attacks. In the parlance of the Managed Read More …

U.S. Department of Justice Disrupts Hive Ransomware Variant

The Justice Department announced today its months-long disruption campaign against the Hive ransomware group that has targeted more than 1,500 victims in over 80 countries around the world, including hospitals, school districts, financial firms, and critical infrastructure. Since late July Read More …

Agenda Ransomware Uses Rust to Target More Vital Industries

This year, ransomware-as-a-service (RaaS) groups like BlackCat, Hive, and RansomExx have developed versions of their ransomware in Rust, a cross-platform language that makes it easier to tailor malware to different operating systems like Windows and Linux. In this blog entry, Read More …

Donut extortion group also targets victims with ransomware

The Donut (D0nut) extortion group has been confirmed to deploy ransomware in double-extortion attacks on the enterprise. BleepingComputer first reported on the Donut extortion group in August, linking them to attacks on Greek natural gas company DESFA, UK architectural firm Read More …

#StopRansomware: Hive Ransomware

As of November 2022, Hive ransomware actors have victimized over 1,300 companies worldwide, receiving approximately US$100 million in ransom payments, according to FBI information. Hive ransomware follows the ransomware-as-a-service (RaaS) model in which developers create, maintain, and update the malware, Read More …

Hive claims ransomware attack on Tata Power, begins leaking data

Hive ransomware group has claimed responsibility for a cyber attack disclosed by Tata Power this month. A subsidiary of the multinational conglomerate Tata Group, Tata Power is India’s largest integrated power company based in Mumbai. In screenshots seen by BleepingComputer, Read More …

Hive ransomware claims cyberattack on Bell Canada subsidiary

The Hive ransomware gang claimed responsibility for an attack that hit the systems of Bell Canada subsidiary Bell Technical Solutions (BTS). BTS is an independent subsidiary with more than 4,500 employees, specializing in installing Bell services for residential and small Read More …