Strace Process Activity

edit

Strace runs in a privileged context and can be used to escape restrictive environments by instantiating a shell in order to elevate privileges or move laterally.

Rule type: query

Rule indices:

  • auditbeat-*

Severity: low

Risk score: 21

Runs every: 5 minutes

Searches indices from: now-6m (Date Math format, see also Additional look-back time)

Maximum signals per execution: 100

References:

Tags:

  • Elastic
  • Linux

Version: 2 (version history)

Added (Elastic Stack release): 7.6.0

Last modified (Elastic Stack release): 7.7.0

Potential false positives

edit

Strace is a dual-use tool that can be used for benign or malicious activity. Some normal use of this command may originate from developers or SREs engaged in debugging or system call tracing.

Rule query

edit
process.name:strace and event.action:executed

Rule version history

edit
Version 2 (7.7.0 release)

Updated query, changed from:

process.name: strace and event.action:executed