Security | Threat Detection | Cyberattacks | DevSecOps | Compliance

During the past month, the following notable high-severity vulnerabilities have been observed. It is recommended that those using affected products take immediate action to assess their exposure and patch and/or remediate as necessary.

Previously used the Thumbler and Faceit gaming platforms to access dynamic configuration from threat actors, new campaigns of Vidar Stealer's more recent versions suggesting a new venue where Vidar receives dynamic configurations and dropzone information for downloading and uploading files.

Details of a high severity remote code execution (RCE) vulnerability in Microsoft's proprietary browser engine 'MSHTML', also known as 'Trident', were released by Microsoft on September 7, 2021, and promptly followed by reports of active exploitation in the wild.

CVE-2021-26084, a critical vulnerability (CVSS score 9.8) in Atlassian Confluence Server and Confluence Data Center, is currently being actively and widely exploited by threat actors.

Cyberint Research observed several unsolicited malicious email (malspam) campaigns in August 2021 through which Masslogger was delivered. First noticed around April 2020, Masslogger is a popular.NET credential stealer used to gather credentials from victims for various applications, and is readily available to purchase on cybercriminal forums for around $100 (US).

First observed in 2020 and advertised on various cybercriminal forums as a 'Malware-as-a-Service' (MaaS) threat, Redline is an information stealer mainly targeting Windows' victim credentials and cryptocurrency wallets, as well as Browser information, FTP connections, game chat launchers, and OS information such as system hardware, processes names, time zone, IP, geolocation information, OS version, and default language.