Ransomware victim disclosure
← All victimsSeidor
Claimed by TiMc · listed 1 month ago
Status timeline
- Listed
Apr 9, 2026
- Data leaked
At a glance
- Group
- TiMc
- Status
- Data leaked
- Country
- ES
- Sector
- Business Services
- Listed on leak site
- Apr 9, 2026
About the victim
AI dossier — public-source company profileSEIDOR is a global technology consulting firm headquartered in Spain, offering services spanning ERP ecosystems, artificial intelligence, cloud, cybersecurity, digital solutions, and application modernization. The company works with major technology partners including SAP, Microsoft, IBM, AWS, and Google Cloud, and reported revenues of €1.174 billion in 2025. SEIDOR serves a broad range of industries including banking, healthcare, retail, pharma, and the public sector across international markets.
- Industry
- Technology Consulting & IT Services
- Employees
- 5001-10000
Attack summary
Severity: high — Confirmed exfiltration and publication of 200 GB+ of data from a large technology consulting firm that handles sensitive client environments across banking, healthcare, pharma, and public sector; the breadth of SEIDOR's client base amplifies potential downstream impact.The group TiMc claims to have exfiltrated over 200 GB of data from SEIDOR and states the company attempted to conceal the breach; the data has since been published following expiry of a countdown deadline.
Data the group says was taken
AI dossier — extracted from the leak post- Exfiltrated corporate data (200 GB+)
What the group claims
On behalf of A IT solution company , the first response to the data breach was trying to cover the truth, shame on you When the countdown was over, we will public your newest 200GB+ data.
Sources
- Victim sitewww.seidor.com
Source
Indexed 1 month 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.
