Asahi Group Holdings potential data transfer from compromised devices
Data Leak
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Asahi Group Holdings confirmed evidence of potential unauthorized data transfer from compromised devices after a ransomware attack, adding a possible data-exposure component to the Japan disruption. The company said it is still determining the nature and scope of any information that may have been transferred. The finding raises the risk that attacker-accessed systems may have exposed sensitive corporate or operational data.
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Timeline
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08.10.2025 12:15 4 articles · 7mo ago
Qilin adds Asahi to leak site with 27 GB theft claim
Victim Impact UpdateQilin added Asahi to its leak site on October 7, 2025, claiming the ransomware attack and the theft of 27 gigabytes of data from the brewery, including over 9,000 files with contracts, employee information, financial documents, forecasts, and other business data.
Show sources
- Ransomware Group Claims Attack on Beer Giant Asahi — www.securityweek.com — 08.10.2025 12:15
- Qilin ransomware claims Asahi brewery attack, leaks data — www.bleepingcomputer.com — 08.10.2025 21:42
- Asahi Confirms 1.5 Million Customers Affected in Major Cyber-Attack — www.infosecurity-magazine.com — 27.11.2025 16:30
- Japanese beer giant Asahi says data breach hit 1.5 million people — www.bleepingcomputer.com — 29.11.2025 17:17
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03.10.2025 17:51 3 articles · 7mo ago
Asahi confirms possible data transfer from compromised devices
Technical Analysis UpdateAsahi Group Holdings said a cyberattack on Monday caused system failure in Japan, and later investigations confirmed traces suggesting a potential unauthorized transfer of data from compromised devices while the company continued recovery with external cybersecurity experts and manual order and shipment processing.
Show sources
- Japanese beer giant Asahi confirms ransomware attack — www.bleepingcomputer.com — 03.10.2025 17:51
- Japanese beer giant Asahi confirms ransomware attack — www.bleepingcomputer.com — 03.10.2025 17:51
- Asahi Confirms Ransomware Attack, Data Stolen from Servers — www.infosecurity-magazine.com — 06.10.2025 12:30