BlackMatter ransomware gang hit Technology giant Olympus

Technology giant Olympus announced it was the victim of a ransomware attack and is currently investigating the extent of the incident.

Olympus issued a statement to announce that its European, Middle East and Africa computer network was hit by a ransomware attack.

“Upon detection of suspicious activity, we immediately mobilized a specialized response team including forensics experts, and we are currently working with the highest priority to resolve this issue. As part of the investigation, we have suspended data transfers in the affected systems and have informed the relevant external partners.” reads the statement issued by the company. “We are currently working to determine the extent of the issue and will continue to provide updates as new information becomes available. We apologize for any inconvenience this has caused.”

According to Techcrunch, which cited a person with knowledge of the incident, the ransomware attack took place on September 8.

A ransom note that was found on the infected systems claimed that the company was hit by the BlackMatter ransomware group.

The BlackMatter group launched its operations at at the end of July, the gang claims to be the successor of Darkside and REvil groups. Lile other ransomware operations, BlackMatter also set up its leak sitewhere it will publish data exfiltrated from the victims before encrypting their system.

The birth of the BlackMatter ransomware was first spotted by researchers at Recorded Future who also reported that the gang is setting up a network of affiliates using ads posted on two cybercrime forums, such as Exploit and XSS.

The group is recruiting crooks with access to the networks of large enterprises, which have revenues of $100 million/year or larger, in an attempt to infect them with its ransomware. The group is looking for corporate networks in the US, the UK, Canada, or Australia.

BlackMatter ransomware operators announced that they will not target healthcare organizations, critical infrastructure, organizations in the defense industry, and non-profit companies. In August, the gang has implemented a Linux encryptor to targets VMware ESXi virtual machine platform. 

Japan-headquartered Olympus manufactures optical and digital reprography technology for the medical and life sciences industries. Until recently, the company built digital cameras and other electronics until it sold its struggling camera division in January.

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Pierluigi Paganini

(SecurityAffairs – hacking, Olympus)

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