AerCap Holdings aircraft leasing reports ransomware attack

AerCap Holdings, the world's largest aircraft leasing company based in Dublin disclosed a ransomware attack. The attack occurred on January 17. AerCap is a major player in the aerospace sector, with American Airlines as one of its biggest customers.

A ransomware group named Slug has claimed responsibility for the AerCap intrusion, boasting about stealing 1TB of data, though no further details about the group are currently available on their dark web portal.

Despite the attack, AerCap maintains full control of its IT systems and has not suffered any financial losses. The company is continuing to assess the extent of data impact, with an ongoing investigation supported by third-party cybersecurity experts and law enforcement.

AerCap has not disclosed any details about the attack or the impacted systems and data.