SIA Medical Centre
● Listed in the last 48hAbout the organisation
SIA Medical Centre SIA Medical was established in 1993 and was founded by Dr Martin Sia in Melbourne's northwest. 9 clinics - Box Hill, Burwood, Croydon, Essendon, Footscray, Moonee Ponds, Montrose, Mulgrave and Berwick.We are pleased to present:~20,000 patient medical records - names, dates of birth, Medicare numbers, clinical notes, insurance and work-cover files, full patient dossiersStaff identity documents - passports, driver's licenses, police checks, tax file declarations of doctors and employeesPlaintext credentials - logins and passwords for clinical systems (Synapse imaging, PRODA, terminal server, doctor accounts)HR records - signed employment contracts, staff incident reports, immunisation registersLegal & financial - subpoenas, complaints, Bupa contracts, bank details (BSB/ABN), provider payment forms More
What the listing means
SIA Medical Centre appeared on the rhysida leak site on 13 August 2026. Groups publish a victim once negotiations stall or as pressure during them, so a listing usually means data was already exfiltrated. This group has published 1 claim in the last 30 days and remains active.
Recommended actions
- Treat any unsolicited message referencing SIA Medical Centre as suspicious — leaked data gets weaponised for phishing within days.
- If you hold an account with this organisation, change the password now and enable two-factor authentication.
- Other Healthcare organisations should review this group's known TTPs and validate detection coverage against them.
- Watch for follow-on extortion: stolen data is often re-leaked or resold after the initial listing.
- A leak-site listing is a claim made by the attacker, not a confirmed breach — check the organisation's own disclosures before acting on it.
Leak-site evidence
Listing URL https://www.ransomware.live/id/U0lBIE1lZGljYWwgQ2VudHJlQHJoeXNpZGE=