Adrastea — Hacktivist Profile

Adrastea surfaced on cybercrime forums claiming to have breached organizations like MBDA and offering the stolen data for sale. They describe themselves as a group of independent cybersecurity experts and researchers. Adrastea has been linked to ransomware operations, data leak platforms, and network access groups. The actor has been known to exploit critical vulnerabilities in target organizations' infrastructure to gain access to sensitive data.

Vendor research

Threat actor claims to have hacked European manufacturer of missiles MBDA Security Affairs
European missile maker confirms data theft, denies network compromise The Record (Recorded Future News)
European Missile Maker MBDA Denies Hackers Breached Systems SecurityWeek
Data Breach of Missile Maker MBDA May Have Been Real: CloudSEK Infosecurity Magazine
ARES Leaks - Emerging Cyber Crime Cartel CYFIRMA
Adrastea (Threat Actor) Malpedia (Fraunhofer FKIE)

Read the full analysis on IntelFusions