Detectionhightest
Suspicious LSASS Access Via MalSecLogon
Detects suspicious access to LSASS handle via a call trace to "seclogon.dll" with a suspicious access right.
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Samir Bousseaden (original elastic rule), Nasreddine Bencherchali (Nextron Systems)Created Wed Jun 29472159c5-31b9-4f56-b794-b766faa8b0a7windows
Log Source
WindowsProcess Access
ProductWindows← raw: windows
CategoryProcess Access← raw: process_access
Events when a process opens a handle to another process, commonly used for credential dumping via LSASS.
Detection Logic
Detection Logic1 selector
detection:
selection:
TargetImage|endswith: '\lsass.exe'
SourceImage|endswith: '\svchost.exe'
GrantedAccess: '0x14c0'
CallTrace|contains: 'seclogon.dll'
condition: selectionFalse Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
MITRE ATT&CK
Tactics
Sub-techniques
Rule Metadata
Rule ID
472159c5-31b9-4f56-b794-b766faa8b0a7
Status
test
Level
high
Type
Detection
Created
Wed Jun 29
Path
rules/windows/process_access/proc_access_win_lsass_seclogon_access.yml
Raw Tags
attack.credential-accessattack.t1003.001