Former Black Basta Members Use Microsoft Teams and Python Scripts in 2025 Attacks

Former members tied to the Black Basta ransomware operation have been observed sticking to their tried-and-tested approach of email bombing and Microsoft Teams phishing to establish persistent access to target networks.
“Recently, attackers have introduced Python script execution alongside these techniques, using cURL requests to fetch and deploy malicious payloads,” ReliaQuest said in a report