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NCSC-TAD-2203-003
Reference No.: NCSC-TAD-2203-003CVSS 0
Microsoft Confirms Breach by Lapsus$
- Threat Type:
- N/A
- TLP:
- CLEAR
- CVE:
- N/A
Overview
The advisory reports that the Lapsus$ threat group compromised Microsoft’s Azure DevOps server and leaked around 37GB of source code. The group obtains credentials and session tokens through Redline malware, criminal forums, or payments to employees. It also uses repeated MFA notifications and SIM swapping to gain access. After entry, the attackers exploit unpatched vulnerabilities or search repositories and collaboration platforms for exposed credentials to gain higher privileges, then exfiltrate data over NordVPN.
Affected Technologies
- Microsoft Azure DevOps server
Mitigation and Immediate Actions
- 01
Strengthen MFA implementation.
- 02
Require healthy and trusted endpoints.
- 03
Leverage modern authentication options for VPNs.
- 04
Strengthen and monitor cloud security.
- 05
Improve awareness of social engineering

