Suspicious Child Process of Adobe Acrobat Reader Update Serviceedit
Detects attempts to exploit privilege escalation vulnerabilities related to the Adobe Acrobat Reader PrivilegedHelperTool responsible for installing updates. For more information, refer to CVE-2020-9615, CVE-2020-9614 and CVE-2020-9613 and verify that the impacted system is patched.
Rule type: query
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
- Privilege Escalation
- CVE-2020-9615
- CVE-2020-9614
- CVE-2020-9613
Version: 100 (version history)
Added (Elastic Stack release): 7.12.0
Last modified (Elastic Stack release): 8.5.0
Rule authors: Elastic
Rule license: Elastic License v2
Potential false positivesedit
Trusted system or Adobe Acrobat Related processes.
Rule queryedit
event.category:process and event.type:(start or process_started) and process.parent.name:com.adobe.ARMDC.SMJobBlessHelper and user.name:root and not process.executable: (/Library/PrivilegedHelperTools/com.adobe.ARMDC.SMJobBlessHelper or /usr/bin/codesign or /private/var/folders/zz/*/T/download/ARMDCHammer or /usr/sbin/pkgutil or /usr/bin/shasum or /usr/bin/perl* or /usr/sbin/spctl or /usr/sbin/installer or /usr/bin/csrutil)
Threat mappingedit
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Privilege Escalation
- ID: TA0004
- Reference URL: https://attack.mitre.org/tactics/TA0004/
-
Technique:
- Name: Exploitation for Privilege Escalation
- ID: T1068
- Reference URL: https://attack.mitre.org/techniques/T1068/
Rule version historyedit
- Version 100 (8.5.0 release)
-
-
Updated query, changed from:
event.category:process and event.type:(start or process_started) and process.parent.name:com.adobe.ARMDC.SMJobBlessHelper and user.name:root and not process.executable: (/Library/PrivilegedHelperTools/com.adobe.ARMDC.SMJobBlessHelper or /usr/bin/codesign or /private/var/folders/zz/*/T/download/ARMDCHammer or /usr/sbin/pkgutil or /usr/bin/shasum or /usr/bin/perl* or /usr/sbin/spctl or /usr/sbin/installer)
-
- Version 2 (8.4.0 release)
-
- Formatting only