Microsoft Teams Sensitive File Access By Uncommon Applications
Detects file access attempts to sensitive Microsoft teams files (leveldb, cookies) by an uncommon process.
Detection logic
Detection requirements
- Platform
- ContainersIaaSIdentity ProviderOffice SuiteSaaS
The rule states no platform. This is derived from the ATT&CK technique it maps to.
- Log source product
- windows
- Log source category
- file_access
Known benign triggers
- Unknown
MITRE ATT&CK mappings
0 exclusive techniques.This is coverage no other published rule has; it is not this rule's total technique count.
References
| Reference | Cited by |
|---|---|
| www.bleepingcomputer.com/news/security/microsoft-teams-stores-auth-tokens-as-cleartext-in-windows-linux-macs/ | 3 |
| www.vectra.ai/blog/undermining-microsoft-teams-security-by-mining-tokens | Only this detection cites it |
From the source
- At source
- Open at source
- Upstream identifier
- 65744385-8541-44a6-8630-ffc824d7d4cc
- Tagged by the source as
- attack.credential-access
Licence
- Published under
- Detection Rule License 1.1Read the licence
- Attribution
- Required
Authorship
- Written by
- Published
- Aug 26, 2026
- Version
- 1