Ransomware victim disclosure
← All victimsMegasilver Information System Co., Ltd.
listed as all Data · Claimed by tengu · listed 4 months ago
Status timeline
- Listed
Jan 31, 2026
- Data leaked
At a glance
- Group
- tengu
- Status
- Data leaked
- Sector
- Technology
- Listed on leak site
- Jan 31, 2026
About the victim
AI dossier — public-source company profileMegasilver Information System Co., Ltd. (Chinese: 兆銀資訊系統股份有限公司) is a Taiwanese company engaged in information technology services and software system development, with a focus on digital service solutions and intelligent operating systems. The company operates under the domain megasilver.com.tw and is based in Taiwan.
- Industry
- Information Technology Services & Software Development
Attack summary
Severity: medium — Data has been published by the group, indicating confirmed exfiltration or exposure, but no specific sensitive data categories (PII at scale, medical, financial records) are enumerated, no data volume is stated, and the victim is a small-to-mid IT services firm in Taiwan. Severity is medium due to confirmed publication without detailed data inventory.The Tengu ransomware group (operating under the Shisa ransomware-as-a-service platform) has published data related to Megasilver Information System Co., Ltd., indicating the disclosure status is 'data_published', implying exfiltration and/or encryption of company data has occurred and data has been released.
Data the group says was taken
AI dossier — extracted from the leak post- Company data (unspecified)
What the group claims
Tahkout Group skyegtours.com KSP TLM INDONESIA COMPAGNIE FONCIÈRE PARISIENNE lenotech.com.ph Jakarta Nanyang School namico.go.ke
The leak post
captured from the group's siteShisa Ransomware Blog Shisa RANSOMWARE DATA LEAKS BLOG HOME AFFILIATE PROGRAM CONTACT crown-security.com.tw PUBLISHED Crown Security is a technology company specializing in information security and digital systems, offering advanced solutions to protect corporate networks and data from breaches and cyberattacks The company focuses on providing security consulting and implementing integrated protection systems tailored to each organization's needs 27,470 👁 Sileno Companies Inc PUBLISHED Sileno Companies Inc. A US company primarily operating in the hospitality and real estate sectors, its activities include: Hotel operation Property management Management of hotels' restaurants and bars Hospitality project development 22.9TB was encrypted in 14 hours on 3/5/2026 More than 67.07 GB was extracted 29,787 👁 Eos Technology srl PUBLISHED Eos Technology srl is a company with 15 years of experience in the ICT sector, initially starting as an assembly and repair laboratory for PCs and peripherals. Over time, it has developed expertise that has allowed it to become a partner of various international brands. The company offers a range of services including IT assistance, multimedia services, h…
Sources
Source
Indexed 4 months agoThis page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.
