Suspicious parent spawning searchindexer
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About the rule
Rule Type
Standard
Rule Description
Detects instances where the "SearchIndexer.exe" process is running, and it's not initiated by the expected "services.exe" process
Severity
Critical
Rule Requirement
Criteria
Action1: actionname = "Process started" AND ((PROCESSNAME endswith "Windows\System32\searchindexer.exe" OR PROCESSNAME endswith "Windows\SysWow64\searchindexer.exe" OR PROCESSNAME endswith "WINNT\system32\searchindexer.exe") AND (PARENTPROCESSNAME notendswith "Windows\System32\services.exe" AND PARENTPROCESSNAME notendswith "Windows\SysWow64\services.exe" AND PARENTPROCESSNAME notendswith "WINNT\system32\services.exe")) select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
