The Biggest Supply Chain Hack Of 2025: 6M Records For Sale Exfiltrated from Oracle Cloud Affecting over 140k Tenants

The Biggest Supply Chain Hack Of 2025: 6M Records For Sale Exfiltrated from Oracle Cloud Affecting over 140k Tenants
A significant data breach occurred involving a threat actor known as “rose87168,” who sold 6 million records extracted from Oracle Cloud’s SSO and LDAP systems. The compromised data includes sensitive credentials and key files, affecting over 140,000 tenants. The actor’s activities suggest they exploited a web application vulnerability, raising severe concerns regarding Oracle Cloud’s security. Affected: Oracle Cloud, SSO, LDAP, 140,000 tenants

Keypoints :

  • On March 21, 2025, CloudSEK’s XVigil discovered a data breach involving “rose87168.”
  • The breach involved 6 million records from Oracle Cloud’s SSO and LDAP.
  • Compromised data includes JKS files, encrypted SSO passwords, key files, and enterprise manager JPS keys.
  • The threat actor is reportedly active since January 2025 and demands payment for data removal.
  • Over 140,000 tenants are affected, increasing risks of unauthorized access and corporate espionage.
  • Potential exploitation of a zero-day vulnerability on Oracle WebLogic servers is suspected.
  • The threat actor’s reputation is currently rated as “0,” indicating no previous attacks.

MITRE Techniques :

  • T1078 – Valid Accounts: The threat actor likely used valid accounts to access Oracle Cloud services.
  • T1210 – Exploitation of Remote Services: The potential exploitation of an unpatched vulnerability in Oracle WebLogic servers for access.
  • T1499 – Endpoint Denial of Service: Potentially affecting the tenants through compromised login pages.

Indicator of Compromise :

  • [URL] https://exposure.cloudsek.com/oracle
  • [IoC Type] Threat Actor: rose87168


Full Story: https://www.cloudsek.com/blog/the-biggest-supply-chain-hack-of-2025-6m-records-for-sale-exfiltrated-from-oracle-cloud-affecting-over-140k-tenants