Suspicious Brutforce with Denied Access Due to Account Restrictions Policies (via security)

ATT&CK techniques

Initial Access → Defense Evasion

Recon
Resource Dev
Initial Access
- T1078Valid Accounts
Execution
Persistence
- T1078Valid Accounts
Priv Esc
- T1078Valid Accounts
Defense Evasion
- T1078Valid Accounts
Cred Access
Discovery
Lateral Movement
Collection
C2
Exfiltration
Impact

What it detects

This rule detects attemps to use a comprimised account but failed to login due to account restrictions policies (permissions, time restrictions, workstation, logon type, ...).

Reporting behind it

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Suspicious Brutforce with Denied Access Due to Account Restrictions Policies (via security)

Pivot detection · T1078 · 9 related

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.

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