Service Control Manager Spawning Command Shell (RedCanary Threat Detection Report)

 1title: Service Control Manager Spawning Command Shell (RedCanary Threat Detection Report)
 2id: 80f850be-12ea-4bb8-b000-6e485dc821f5
 3status: experimental
 4description: |
 5    Detects suspect command line strings in CMD processes spawned by services.exe. 
 6    Part of the RedCanary 2023 Threat Detection Report.    
 7references:
 8    - https://redcanary.com/threat-detection-report/techniques/windows-command-shell/
 9author: RedCanary, Sigma formatting by Micah Babinski
10date: 2023/05/10
11tags:
12    - attack.execution
13    - attack.t1059.003
14logsource:
15    category: process_creation
16    product: windows
17detection:
18    selection:
19        ParentImage|endswith: '\services.exe'
20        Image|endswith: '\cmd.exe'
21        CommandLine|contains|windash:
22            - 'echo'
23            - '/c'
24    condition: selection
25falsepositives:
26    - Unknown
27level: low```

References

• Red Canary analyzes how Windows Command Shell is used by adversaries

  

  Windows Command Shell is a favorite among adversaries because it can call on any executable on the system to execute batch files and more.

  
  Read More

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