Updated Rule

Completed the following updates on the rule:
- Modified the title
- incremented 4 spaces for references and tags
- updated false positives
- updated author
- updated description in detection section.
This commit is contained in:
Cyb3rEng
2021-08-31 22:26:44 -06:00
committed by GitHub
parent e7c7e4c061
commit e0e1396dff
@@ -1,22 +1,22 @@
title: Monitor WMI "Win32_Process::Create" command execution by Office Applications.
description: Initial execution of malicious document calls wmic to execute the file with regsvr32
title: WMI Command Execution by Office Applications
description: Initial execution of malicious document calls wmic Win32_Process::Create to execute the file with regsvr32
references:
- https://thedfirreport.com/2021/03/29/sodinokibi-aka-revil-ransomware/
- https://github.com/vadim-hunter/Detection-Ideas-Rules/blob/main/Threat%20Intelligence/The%20DFIR%20Report/20210329_Sodinokibi_(aka_REvil)_Ransomware.yaml
author: "Idea by: Vadim Khrykov"
- https://thedfirreport.com/2021/03/29/sodinokibi-aka-revil-ransomware/
- https://github.com/vadim-hunter/Detection-Ideas-Rules/blob/main/Threat%20Intelligence/The%20DFIR%20Report/20210329_Sodinokibi_(aka_REvil)_Ransomware.yaml
author: "Vadim Khrykov (ThreatIntel), Cyb3rEng (Rule)"
tags:
- attack.t1204.002
- attack.t1047
- attack.t1218.010
- attack.execution
- attack.defence_evasion
- attack.t1204.002
- attack.t1047
- attack.t1218.010
- attack.execution
- attack.defence_evasion
status: experimental
Date: 2021/23/8
logsource:
product: EndPoint Detection Logs
category: process_creation
detection:
description: Add more office applications to the rule logic of choice
#useful_information: Add more office applications to the rule logic of choice
selection1:
EventLog: EDR
EventType: WMIExecution
@@ -28,5 +28,5 @@ detection:
- '*\powerpnt.exe'
condition: selection1 AND selection2
falsepositives:
- ""
level: high
- Unknown
level: high