QNAP Ransomware: Thousands Infected with DeadBolt

QNAP Ransomware: Thousands Infected with DeadBolt

Thousands of QNAP users have been infected by a new ransomware variant flagged by the network-attached storage (NAS) vendor last week, according to a security vendor.

Taiwan-headquartered QNAP said last week that customers should urgently upgrade their systems to the latest version of its QTS operating systems and take steps to disconnect devices from the internet to mitigate the campaign.

Dubbed “DeadBolt,” the new ransomware variant demands a 0.03 Bitcoin ($1100) payment in return for a decryption key.

“This is not a personal attack,” reads the notice. “You have been targeted because of the inadequate security provided by your vendor (QNAP).”

Inventory firm Censys last week claimed there were around 5000 such devices impacted by the ransomware, although this is out of a total of 130,000 globally.

Interestingly, the vendor observed that the number fell sharply between January 26 and 27.

“Overnight, the number of services with the DeadBolt ransomware dropped by 1061, down to a total of 3927 infected services on the public internet,” it wrote.

“The exact reason for this drop is unknown at the moment, and we are continuing to monitor the situation. But earlier today, Malwarebytes reported that QNAP released

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