IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.
« Suspicious Process from Conhost Suspicious WerFault Child Process »
Elastic Docs ›Elastic Security Solution [7.10] ›Detections and Alerts ›Prebuilt rule reference

Suspicious WMIC XSL Script Execution

edit

Suspicious WMIC XSL Script Execution

edit

Identifies WMIC whitelisting bypass techniques by alerting on suspicious execution of scripts. When WMIC loads scripting libraries it may be indicative of a whitelist bypass.

Rule type: eql

Rule indices:

  • logs-endpoint.events.*

Severity: medium

Risk score: 21

Runs every: 5 minutes

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

Maximum alerts per execution: 100

Tags:

  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Defense Evasion

Version: 1

Added (Elastic Stack release): 7.10.0

Rule authors: Elastic

Rule license: Elastic License

Rule query

edit
sequence by process.entity_id with maxspan=2m [process where
event.type in ("start", "process_started") and (process.name :
"WMIC.exe" or process.pe.original_file_name == "wmic.exe") and
wildcard(process.args, "format*:*", "/format*:*", "*-format*:*") and
not wildcard(process.command_line, "* /format:table *")] [library
where event.type == "start" and file.name in ("jscript.dll",
"vbscript.dll")]

Threat mapping

edit

Framework: MITRE ATT&CKTM

« Suspicious Process from Conhost Suspicious WerFault Child Process »