Some of the Lapsus$ group's members may have been arrested, but the hackers managed to sneak inside T-Mobile servers and stole the company's source code to perform SIM swap attacks for ransomware.
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A prominent member of the Lapsus$ hacking group has supposedly been identified as a 16-year-old boy; seven of the group's members have also been arrested by the City of London Police.
Microsoft has officially confirmed that it was indeed compromised by Lapsus group. It has outlined a series of steps that organizations can take to protect themselves and identify malicious activity.
Hacking collective LAPSUS$ has reportedly leaked the source code for multiple Microsoft projects including Cortana, Bing, and Bing Maps. The 37GB dump contains data for over 250 projects.