IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Suspicious Endpoint Security Parent Process
editSuspicious Endpoint Security Parent Process
editA suspicious Endpoint Security parent process was detected. This may indicate a process hollowing or other form of code injection.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
- logs-windows.*
- endgame-*
Severity: medium
Risk score: 47
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: Defense Evasion
- Data Source: Elastic Endgame
- Data Source: Elastic Defend
Version: 109
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editprocess where host.os.type == "windows" and event.type == "start" and
process.name : ("esensor.exe", "elastic-endpoint.exe") and
process.parent.executable != null and
/* add FPs here */
not process.parent.executable : (
"?:\\Program Files\\Elastic\\*",
"?:\\Windows\\System32\\services.exe",
"?:\\Windows\\System32\\WerFault*.exe",
"?:\\Windows\\System32\\wermgr.exe",
"?:\\Windows\\explorer.exe"
) and
not (
process.parent.executable : (
"?:\\Windows\\System32\\cmd.exe",
"?:\\Windows\\System32\\SecurityHealthHost.exe",
"?:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe"
) and
process.args : (
"test", "version",
"top", "run",
"*help", "status",
"upgrade", "/launch",
"/enable"
)
)
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
-
Technique:
- Name: Masquerading
- ID: T1036
- Reference URL: https://attack.mitre.org/techniques/T1036/
-
Sub-technique:
- Name: Match Legitimate Name or Location
- ID: T1036.005
- Reference URL: https://attack.mitre.org/techniques/T1036/005/