Real Engagements

Case Studies

Real incident response, penetration testing, and security advisory engagements from the Stealth Cyber team.

Incident ResponseAccountingToken Theft

How Stealth Cyber Stopped a 109-Day Silent Attack on an Australian Accounting Firm

A Queensland accounting firm was silently compromised for 109 days. Attackers bypassed MFA, accessed client tax returns and financial data on nine business entities.

Accounting · Australia

Incident ResponseLegacy ITForensics

A Routine Domain Problem Turned Into a Serious Breach

What started as a domain administration problem uncovered a compromised account, an unauthorised remote access tool with full system privileges, and credential exposure in criminal data leaks.

Professional Services · Australia

Penetration TestingLegalWeb Security

The Law Firm's Website Was Working Fine. It Was Also a Backdoor.

A penetration test of a law firm's website uncovered that the shared hosting server could be used as a proxy to launch attacks and access every other business on the same infrastructure.

Legal Services · Australia

Tabletop ExerciseHealthcareGovernment

When the Ransom Note Arrived, Did Your Team Know What to Do?

A large Queensland government hospital ran a full-day cyber disruption exercise. The scenario put senior leadership under pressure in a safe environment.

Government Health · Queensland, Australia