17-09-2026
TrustSink: How a Rogue External MFA Provider Steals Passwords
https://www.varonis.com/blog/trustsink
Report completeness: Low
Threats:
Trustsink_technique
Ngrok_tool
Victims:
Microsoft entra users, Cloud applications
TTPs:
Tactics: 1
Technics: 0
ChatGPT TTPs:
do not use without manual checkT1036.005, T1056.003, T1059.006, T1078.004, T1484.002, T1556.006, T1583.006, T1606
IOCs:
Coin: 1
File: 1
Soft:
Microsoft Entra, FastAPI, Windows Hello, Twitter
Functions:
Graph
Languages:
powershell, python