#vmware

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday released details of a backdoor named BRICKSTORM that has been put to use by state-sponsored threat actors from the People's Republic of China (PRC) to maintain long-term persistence on compromised systems. "BRICKSTORM is a sophisticated backdoor for VMware vSphere and Windows environments," the agency said. "

Suspected espionage-driven threat actors from Iran have been observed deploying backdoors like TWOSTROKE and DEEPROOT as part of continued attacks aimed at aerospace, aviation, and defense industries in the Middle East. The activity has been attributed by Google-owned Mandiant to a threat cluster tracked as UNC1549 (aka Nimbus Manticore or Subtle Snail), which was first documented by the threat

In August 2025, Cisco Talos observed big-game hunting and double extortion attacks carried out by Kraken, a Russian-speaking group that has emerged from the remnants of the HelloKitty ransomware cartel.

Microsoft on Tuesday released patches for 63 new security vulnerabilities identified in its software, including one that has come under active exploitation in the wild. Of the 63 flaws, four are rated Critical and 59 are rated Important in severity. Twenty-nine of these vulnerabilities are related to privilege escalation, followed by 16 remote code execution, 11 information disclosure, three

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a high-severity security flaw impacting Broadcom VMware Tools and VMware Aria Operations to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation in the wild. The vulnerability in question is CVE-2025-41244 (CVSS score: 7.8), which could be exploited by an attacker to attain

The Akira ransomware group claims to have stolen 23GB of data from Apache OpenOffice, including employee and financial records, though the breach remains unverified.

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The ransomware group known as Qilin (aka Agenda, Gold Feather, and Water Galura) has claimed more than 40 victims every month since the start of 2025, barring January, with the number of postings on its data leak site touching a high of 100 cases in June. The development comes as the ransomware-as-a-service (RaaS) operation has emerged as one of the most active ransomware groups, accounting for

Cisco Talos Incident Response observed a surge in attacks exploiting public-facing applications — mainly via ToolShell targeting SharePoint — for initial access, with post-exploitation phishing and evolving ransomware tactics also persisting this quarter.

Cybersecurity researchers have disclosed details of a new Rust-based backdoor called ChaosBot that can allow operators to conduct reconnaissance and execute arbitrary commands on compromised hosts. "Threat actors leveraged compromised credentials that mapped to both Cisco VPN and an over-privileged Active Directory account named, 'serviceaccount,'" eSentire said in a technical report published