Two major casino operators still recovering from recent ransomware attacks.
Computer systems at MGM were shut down, freezing slots machines, ATMs, elevators, and hotel technology.
Caesars Entertainment acknowledged it was also the target of a cyberattack.
Caesars has three casinos in Atlantic City: Caesars, Tropicana and Harrah’s. MGM Resorts owns Borgata in Atlantic City.
Cyberattackers hit Caesars Entertainment, as MGM Resorts still reeling
“Caesars Entertainment Inc. recently identified suspicious activity in its information technology network resulting from a social engineering attack on an outsourced IT support vendor used by the Company,” Caesars said in its SEC Form 8-K filing.
Bloomberg News reported Wednesday that the same ransomware group is responsible for a cyberattack this month on Caesars Entertainment Inc. and that the company paid “millions” to get its data back.
Caesars Entertainment determined that hackers acquired a copy of its loyalty program database, which includes driver’s license numbers and Social Security numbers “for a significant number of members in the database.” Caesars: “We have taken steps to ensure that the stolen data is deleted by the unauthorized actor, although we cannot guarantee this result.”
Las Vegas has been under a MASSIVE cyber attack all week.
— BRO𝕏 (@luke_brocks) September 14, 2023
People can’t access rooms, machines in the Casinos are cash only, and all computerized transactions are down.
MGM is losing $350+ million a day due to the hack.
And it gets worse… pic.twitter.com/iJxXAfmtgL
In response to the MGM hack, Caesars Entertainment reported paying $15 million in ransom after a similar Sep. 7th attack on its systems.
Read more: Casino Ransom Cyber-Attack.
Days before MGM’s computer systems were taken down in a cyberattack, casino operator Caesars may have paid out a ransom to a cybercrime group that managed to infiltrate and disrupt its systems.
Caesars reported its incident on Thursday morning. MGM Resorts filed on Wednesday, acknowledges the hack.
MGM Resorts recently identified a cybersecurity issue affecting some of the Company’s systems. Promptly after detecting the issue, we quickly began an investigation with assistance from leading external cybersecurity experts. We also notified law enforcement and took prompt action to protect our systems and data, including shutting down certain systems.
Although the issue is affecting some of the Company’s systems, the vast majority of our property offerings currently remain operational, and we continue to welcome tens of thousands of guests each day. We are ready to welcome you.
Caesars Entertainment, according to the filing, said its investigation determined that hackers acquired a copy of its loyalty program database, which includes driver’s license numbers and Social Security numbers “for a significant number of members in the database. We have taken steps to ensure that the stolen data is deleted by the unauthorized actor, although we cannot guarantee this result.”
“Caesars Entertainment Inc. recently identified suspicious activity in its information technology network resulting from a social engineering attack on an outsourced IT support vendor used by the Company,” https://6abc.com/cyberattackers-hit-caesars-entertainment-as-mgm-resorts-still-reeling/13783422/
