Security1 hOctober 28, 2026, 06:35

GMO tells customers to shut down PCs amid ransomware threat

GMO Internet Group urged Onamae Desktop Cloud customers to disconnect and power down their computers after an attacker threatened to deploy ransomware. The breach affected up to 26,739 customer servers; the attacker demanded ¥8 billion ($50 million), which GMO refused to pay, offering ¥5,000 ($30) compensation per customer. Company and customer data has been published online.

BleepingComputer

Open source

GMO tells customers to shut down PCs amid ransomware threat

Breach affected up to 26,739 customer servers on Onamae Desktop Cloud
Attacker demanded ¥8 billion ($50 million); GMO refused to pay
Customers offered ¥5,000 ($30) compensation each
Company and customer data already published online

#GMO#Onamae

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