Cavalry Werewolf raids Russia’s public sector with trusted relationship attacks

BI.ZONE Threat Intelligence recorded Cavalry Werewolf activity from May to August 2025. In order to gain initial access, the attackers sent out targeted phishing emails disguising them as official correspondence from Kyrgyz government officials. The main targets of the attacks Read More …

Confucius Espionage: From Stealer to Backdoor

The Confucius group is a long-running cyber-espionage actor operating primarily across South Asia. First identified in 2013, the group is believed to have links to state-sponsored operations in the region. Over the past decade, Confucius has repeatedly targeted government agencies, Read More …

HSBC warns UK business banking customers of third-party data breach

HSBC has warned business banking customers that personal identification documents submitted during account applications may have been compromised following unauthorised access to a third-party platform. In an email sent to customers earlier this month, the bank confirmed that identity documents, Read More …

Phantom Taurus: A New Chinese Nexus APT and the Discovery of the NET-STAR Malware Suite

Phantom Taurus is a previously undocumented nation-state actor whose espionage operations align with People’s Republic of China (PRC) state interests. Over the past two and a half years, Unit 42 researchers have observed Phantom Taurus targeting government and telecommunications organizations Read More …

‘Widespread’ breach let hackers steal employee data from FEMA and CBP

A “widespread cybersecurity incident” at the Federal Emergency Management Agency allowed hackers to make off with employee data from both the disaster management office and U.S. Customs and Border Protection, according to a screenshot of an incident overview presentation obtained Read More …

SVG Phishing hits Ukraine with Amatera Stealer, PureMiner

FortiGuard Labs recently observed a phishing campaign designed to impersonate Ukrainian government agencies and deliver additional malware to targeted systems. The phishing emails contain malicious Scalable Vector Graphics (SVG) files designed to trick recipients into opening harmful attachments. When opened, Read More …

XCSSET evolves again: Analyzing the latest updates to XCSSET’s inventory

Microsoft Threat Intelligence has identified yet another XCSSET variant in the wild that introduces further updates and new modules beyond those detailed in our March 2025 blog post. The XCSSET malware is designed to infect Xcode projects, typically used by Read More …

New LockBit 5.0 Targets Windows, Linux, ESXi

Trend™ Research has identified and analyzed the source binaries of a new LockBit version in the wild, which is the latest from the group’s activities following the February 2024 law enforcement operation (Operation Cronos) that disrupted their infrastructure. In early Read More …

Another BRICKSTORM: Stealthy Backdoor Enabling Espionage into Tech and Legal Sectors

Google Threat Intelligence Group (GTIG) is tracking BRICKSTORM malware activity, which is being used to maintain persistent access to victim organizations in the United States. Since March 2025, Mandiant Consulting has responded to intrusions across a range of industry verticals, Read More …

US federal agency breached by hackers using GeoServer exploit

In mid-July 2024, a threat actor managed to break into a US Federal Civilian Executive Branch (FCEB) agency by exploiting a critical remote code execution (RCE) vulnerability in GeoServer, the government has confirmed. In an in-depth report detailing the incident, Read More …