Potentially Suspicious Explicit Credential Local Logon
Detects potentially suspicious explicit credential logon events where the user is trying to logon with explicit credentials (username and password) that are different from the current user context. It might indicate…
Description
Detects potentially suspicious explicit credential logon events where the user is trying to logon with explicit credentials (username and password) that are different from the current user context. It might indicate an attacker attempting to escalate privileges after obtaining credentials for a different user account.
Detection logic
Detection requirements
Known benign triggers
- Administrative scripts using explicit credentials from non-standard paths
- RunAs usage from user-installed applications outside Program Files
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 |
|---|---|
| github.com/MSNightmare/LegacyHive | 4 |
| learn.microsoft.com/en-us/windows/security/threat-protection/auditing/event-4648 | Only this detection cites it |
From the source
- At source
- Open at source
- Upstream identifier
- e3c6d245-7b8f-4e2a-c17f-a9d0e5b38f62
- Tagged by the source as
- attack.privilege-escalationattack.stealth
Licence
- Published under
- Detection Rule License 1.1Read the licence
- Attribution
- Required
Authorship
- Published
- Aug 26, 2026
- Version
- 1