Emerging Threatmediumtest
CVE-2023-22518 Exploitation Attempt - Suspicious Confluence Child Process (Windows)
Detects exploitation attempt of CVE-2023-22518 (Confluence Data Center / Confluence Server), where an attacker can exploit vulnerable endpoints to e.g. create admin accounts and execute arbitrary commands.
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Launch
Emerging Threat
Active Threat
Developed to detect an active or emerging threat. Prioritize investigation of any alerts and correlate with threat intelligence.
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic2 selectors
detection:
selection_parent:
ParentImage|endswith:
- '\tomcat8.exe'
- '\tomcat9.exe'
- '\tomcat10.exe'
ParentCommandLine|contains: 'confluence'
selection_child:
# Note: Only children associated with known campaigns
- Image|endswith:
- '\cmd.exe'
- '\powershell.exe'
- OriginalFileName:
- 'Cmd.Exe'
- 'PowerShell.EXE'
condition: all of selection_*False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
MITRE ATT&CK
Other
cve.2023-22518detection.emerging-threats
Rule Metadata
Rule ID
1ddaa9a4-eb0b-4398-a9fe-7b018f9e23db
Status
test
Level
medium
Type
Emerging Threat
Created
Tue Nov 14
Path
rules-emerging-threats/2023/Exploits/CVE-2023-22518/proc_creation_win_exploit_cve_2023_22518_confluence_tomcat_child_proc.yml
Raw Tags
attack.executionattack.t1059attack.initial-accessattack.t1190cve.2023-22518detection.emerging-threats