Sigma rule: Office Applications Spawning Wmi Cli Alternate

Rule

Title

Office Applications Spawning Wmi Cli Alternate

Status

deprecated

Level

high

Author

Vadim Khrykov (ThreatIntel), Cyb3rEng (Rule)

Date

2021/08/23

Modified

2023/02/04

File

deprecated/windows/proc_creation_win_office_spawning_wmi_commandline.yml

Commit

ccbb0369507f796db0b0ae6854c8a2be471b9d84

Initial execution of malicious document calls wmic to execute the file with regsvr32

Log source

product

windows

category

process_creation

Detection

#useful_information: Add more office applications to the rule logic of choice
selection1:
    - Image|endswith: '\wbem\WMIC.exe'
    - CommandLine|contains: 'wmic '
selection2:
    ParentImage|endswith:
        - '\winword.exe'
        - '\excel.exe'
        - '\powerpnt.exe'
        - '\msaccess.exe'
        - '\mspub.exe'
        - '\eqnedt32.exe'
        - '\visio.exe'
condition: all of selection*

False positives (as the rule lists them)

• Unknown

Tags

• attack.t1204.002
• attack.t1047
• attack.t1218.010
• attack.execution
• attack.defense_evasion

MITRE ATT&CK ids this rule names

• T1047
• T1204.002
• T1218.010

References

• https://thedfirreport.com/2021/03/29/sodinokibi-aka-revil-ransomware/
• https://github.com/vadim-hunter/Detection-Ideas-Rules/blob/02bcbfc2bfb8b4da601bb30de0344ae453aa1afe/Threat%20Intelligence/The%20DFIR%20Report/20210329_Sodinokibi_(aka_REvil)_Ransomware.yaml

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/deprecated/windows/proc_creation_win_office_spawning_wmi_commandline.yml