BianLian Hackers Exploiting TeamCity Servers to Deploy Powershell Backdoor

The notorious hacking group BianLian, known for its sophisticated cyber attacks, has shifted its focus to extortion-only operations following the release of a decryptor by Avast in January 2023. GuidePoint’s Research and Intelligence Team (GRIT) has been closely monitoring BianLian’s activities and, together with their Digital Forensics and Incident Response (DFIR) team, has uncovered a […]

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