Sigma rule: Exploiting SetupComplete.cmd CVE-2019-1378

Rule

Title

Exploiting SetupComplete.cmd CVE-2019-1378

Status

test

Level

high

Author

Florian Roth (Nextron Systems), oscd.community, Jonhnathan Ribeiro

Date

2019-11-15

Modified

2021-11-27

File

rules-emerging-threats/2019/Exploits/CVE-2019-1378/proc_creation_win_exploit_cve_2019_1378.yml

Commit

ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects exploitation attempt of privilege escalation vulnerability via SetupComplete.cmd and PartnerSetupComplete.cmd described in CVE-2019-1378

Log source

product

windows

category

process_creation

Detection

selection:
    ParentCommandLine|contains|all:
        - '\cmd.exe'
        - '/c'
        - 'C:\Windows\Setup\Scripts\'
    ParentCommandLine|endswith:
        - 'SetupComplete.cmd'
        - 'PartnerSetupComplete.cmd'
filter:
    Image|startswith:
        - 'C:\Windows\System32\'
        - 'C:\Windows\SysWOW64\'
        - 'C:\Windows\WinSxS\'
        - 'C:\Windows\Setup\'
condition: selection and not filter

False positives (as the rule lists them)

• Unknown

Tags

• attack.persistence
• attack.privilege-escalation
• attack.stealth
• attack.t1068
• attack.execution
• attack.t1059.003
• attack.t1574
• cve.2019-1378
• detection.emerging-threats

CVEs this rule names

• CVE-2019-1378

MITRE ATT&CK ids this rule names

• T1059.003
• T1068
• T1574

References

• https://web.archive.org/web/20200530031708/https://www.embercybersecurity.com/blog/cve-2019-1378-exploiting-an-access-control-privilege-escalation-vulnerability-in-windows-10-update-assistant-wua

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2019/Exploits/CVE-2019-1378/proc_creation_win_exploit_cve_2019_1378.yml