IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
System Time Discovery
editSystem Time Discovery
editDetects the usage of commonly used system time discovery techniques, which attackers may use during the reconnaissance phase after compromising a system.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
- logs-windows.*
- endgame-*
Severity: low
Risk score: 21
Runs every: 5m
Searches indices from: now-9m (Date Math format, see also Additional look-back time
)
Maximum alerts per execution: 100
References: None
Tags:
- Domain: Endpoint
- OS: Windows
- Use Case: Threat Detection
- Tactic: Discovery
- Data Source: Elastic Defend
- Data Source: Elastic Endgame
- Rule Type: BBR
Version: 5
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editprocess where host.os.type == "windows" and event.type == "start" and ( ((process.name: "net.exe" or (process.name : "net1.exe" and not process.parent.name : "net.exe")) and process.args : "time") or (process.name: "w32tm.exe" and process.args: "/tz") or (process.name: "tzutil.exe" and process.args: "/g") ) and not user.id : ("S-1-5-18", "S-1-5-19", "S-1-5-20")
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Discovery
- ID: TA0007
- Reference URL: https://attack.mitre.org/tactics/TA0007/
-
Technique:
- Name: System Time Discovery
- ID: T1124
- Reference URL: https://attack.mitre.org/techniques/T1124/