Suspicious Execution via Scheduled Taskedit

Identifies execution of a suspicious program via scheduled tasks by looking at process lineage and command line usage.

Rule type: eql

Rule indices:

  • winlogbeat-*
  • logs-windows.*

Severity: medium

Risk score: 47

Runs every: 5 minutes

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100


  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Persistence

Version: 4 (version history)

Added (Elastic Stack release): 7.11.0

Last modified (Elastic Stack release): 7.16.0

Rule authors: Elastic

Rule license: Elastic License v2

Potential false positivesedit

Legitimate scheduled tasks running third party software.

Rule queryedit

process where event.type == "start" and /* Schedule service
cmdline on Win10+ */ : "svchost.exe" and
process.parent.args : "Schedule" and /* add suspicious programs
here */ in
( "cscript.exe",
"wscript.exe", "PowerShell.EXE",
"Cmd.Exe", "MSHTA.EXE",
"MSBuild.exe", "InstallUtil.exe",
"RegAsm.exe", "RegSvcs.exe",
"msxsl.exe", "CONTROL.EXE",
"msiexec.exe" ) and /* add
suspicious paths here */ process.args : ( "C:\\Users\\*",
"C:\\ProgramData\\*", "C:\\Windows\\Temp\\*",
"C:\\Windows\\Tasks\\*", "C:\\PerfLogs\\*",
"C:\\Intel\\*", "C:\\Windows\\Debug\\*", "C:\\HP\\*")

Threat mappingedit


Rule version historyedit

Version 4 (7.16.0 release)
  • Formatting only
Version 3 (7.12.0 release)
  • Formatting only
Version 2 (7.11.2 release)
  • Formatting only