{"id":"17a1be64-8d88-40bf-b5ff-a4f7a50ebcc8","title":"Suspicious New Service Creation","description":"Detects creation of a new service via \"sc\" command or the powershell \"new-service\" cmdlet with suspicious binary paths","author":"Nasreddine Bencherchali (Nextron Systems)","status":"test","level":"high","date":"2022-07-14","modified":"2022-11-18","tags":["attack.persistence","attack.privilege-escalation","attack.t1543.003"],"technique_ids":["T1543.003"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unlikely"],"references":["https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1543.003/T1543.003.md","https://web.archive.org/web/20180331144337/https://www.fireeye.com/blog/threat-research/2018/03/sanny-malware-delivery-method-updated-in-recently-observed-attacks.html"],"source_path":"rules/windows/process_creation/proc_creation_win_susp_service_creation.yml","source_sha256":"f467775a33c5b1a4342955f50329d099cbee55cf864b9cc7a08c97893cfd8b64","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_susp_service_creation.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Suspicious New Service Creation\nid: 17a1be64-8d88-40bf-b5ff-a4f7a50ebcc8\nrelated:\n    - id: 7fe71fc9-de3b-432a-8d57-8c809efc10ab\n      type: derived\nstatus: test\ndescription: Detects creation of a new service via \"sc\" command or the powershell \"new-service\" cmdlet with suspicious binary paths\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1543.003/T1543.003.md\n    - https://web.archive.org/web/20180331144337/https://www.fireeye.com/blog/threat-research/2018/03/sanny-malware-delivery-method-updated-in-recently-observed-attacks.html\nauthor: Nasreddine Bencherchali (Nextron Systems)\ndate: 2022-07-14\nmodified: 2022-11-18\ntags:\n    - attack.persistence\n    - attack.privilege-escalation\n    - attack.t1543.003\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_sc:\n        Image|endswith: '\\sc.exe'\n        CommandLine|contains|all:\n            - 'create'\n            - 'binPath='\n    selection_posh:\n        CommandLine|contains|all:\n            - 'New-Service'\n            - '-BinaryPathName'\n    susp_binpath:\n        CommandLine|contains:\n            # Add more suspicious commands or binaries\n            - 'powershell'\n            - 'mshta'\n            - 'wscript'\n            - 'cscript'\n            - 'svchost'\n            - 'dllhost'\n            - 'cmd '\n            - 'cmd.exe /c'\n            - 'cmd.exe /k'\n            - 'cmd.exe /r'\n            - 'rundll32'\n            # Add more suspicious paths\n            - 'C:\\Users\\Public'\n            - '\\Downloads\\'\n            - '\\Desktop\\'\n            - '\\Microsoft\\Windows\\Start Menu\\Programs\\Startup\\'\n            - 'C:\\Windows\\TEMP\\'\n            - '\\AppData\\Local\\Temp'\n    condition: 1 of selection* and susp_binpath\nfalsepositives:\n    - Unlikely\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1543.003","id":"T1543.003","name":"Windows Service","page":"techniques/enterprise/T1543.003/"}],"data_path":"data/detection-rules/17a1be64-8d88-40bf-b5ff-a4f7a50ebcc8.json","kind":"sigma"}