Japanese frozen-food and logistics company Nichirei is currently dealing with an unknown cyberattack that caused the disruption of the firm’s nationwide operations after ransomware group RansomHouse claimed responsibility for the breach. The ransomware group’s attack impacted refrigerated warehouses, frozen food deliveries, and other related logistic chains that supply Japan’s restaurants, supermarkets, and school lunch programs.
According to cybersecurity researchers, RansomHouse published a statement on the dark web claiming that it stole internal data from the targeted company during the ransomware attack. The message was confirmed by one of Japan’s local cybersecurity companies, S&J, whose President Nobuo Miwa verified the ransomware group’s publication. Meanwhile, Nichirei remains unsure whether the ransomware group’s accusations are real or not.
The Japanese logistics and food distributor company confirmed that the ransomware attack was ongoing on July 13th. The issue arose when employees could not access the company’s system due to unauthorized intervention. Initially, the firm’s spokesperson reported that the attack was only on the organization’s system; however, the message changed when the company acknowledged that its servers were hit with ransomware.
This ransomware attack disrupted the firm’s logistics network, impacting businesses that have Kentucky Fried Chicken Japan and other restaurants and supermarket chains as its suppliers.
The disruption of the national logistic chain of frozen food and storage caused an unprecedented inconvenience to these businesses as the ransomware attack created a significant challenge to KFC Japan.
In particular, Kentucky Fried Chicken Japan stated that its restaurant stores were forced into stockouts, had to limit their food offerings, and temporarily close several of its establishment due to the interruption of its frozen-food deliveries from Nichirei. The company further stated that its logistic network currently operates normally as the freezing warehouses and logistic chains of Nichirei are gradually opening.
Nichirei announced that its operations started to resume on the morning of July 17th and will completely reopen in the coming week.
In general, the ransomware group of RansomHouse is infamous for its attacks on companies in Japan, with the ransomware group being notorious for targeting both local and international corporations. In particular, RansomHouse often steals critical data from the targeted companies by encrypting their software or threatening to publish the information if the ransomware victims do not comply with the ransom demands.
Therefore, as reported by local Japanese news outlets, the ransomware group of RansomHouse is infamous for its attacks on various logistic chains. Earlier this year, the ransomware group was reported to infiltrate the system of office supply retailer Askul. This occurred in October, disrupting the operation of Askul for a few days. Additionally, RansomHouse is also infamous for publishing customer and business partner information of Askul after targeting the company with ransomware.
With that, experts suggest that critical supply chains and those managing logistics and other transportation infrastructures are advised to ensure that their network security system is resistant to ransomware. Moreover, these companies should also formulate an efficient data backup procedure and response plan in case of an attack.
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