IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

« Program Files Directory Masquerading PsExec Network Connection »

› › ›

Prompt for Credentials with OSASCRIPT

edit

IMPORTANT: This documentation is no longer updated. Refer to Elastic's version policy and the latest documentation.

Prompt for Credentials with OSASCRIPT

edit

Identifies the use of osascript to execute scripts via standard input that may prompt a user with a rogue dialog for credentials.

Rule type: eql

Rule indices:

auditbeat-*
logs-endpoint.events.*

Severity: high

Risk score: 73

Runs every: 5 minutes

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

Maximum alerts per execution: 100

References:

Tags:

Elastic
Host
macOS
Threat Detection
Credential Access

Version: 6 (version history)

Added (Elastic Stack release): 7.11.0

Last modified (Elastic Stack release): 8.4.0

Rule authors: Elastic

Rule license: Elastic License v2

Investigation guide

edit

Rule query

edit

process where event.type in ("start", "process_started") and
process.name : "osascript" and process.command_line :
"osascript*display dialog*password*"

Threat mapping

edit

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Credential Access
- ID: TA0006
- Reference URL: https://attack.mitre.org/tactics/TA0006/
Technique:
- Name: Input Capture
- ID: T1056
- Reference URL: https://attack.mitre.org/techniques/T1056/

Rule version history

edit

Version 6 (8.4.0 release)

Formatting only

Version 4 (8.2.0 release)

Formatting only

Version 3 (7.12.0 release)

Updated query, changed from:

process where event.type in ("start", "process_started") and
process.name:"osascript" and process.args:"-e" and
process.args:"password"

Version 2 (7.11.2 release)

Formatting only

« Program Files Directory Masquerading PsExec Network Connection »