{"id":"48bbc537-b652-4b4e-bd1d-281172df448f","title":"Sysinternals PsSuspend Execution","description":"Detects usage of Sysinternals PsSuspend which can be abused to suspend critical processes","author":"Nasreddine Bencherchali (Nextron Systems)","status":"test","level":"medium","date":"2023-03-23","modified":"","tags":["attack.privilege-escalation","attack.discovery","attack.persistence","attack.t1543.003"],"technique_ids":["T1543.003"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://learn.microsoft.com/en-us/sysinternals/downloads/pssuspend","https://twitter.com/0gtweet/status/1638069413717975046"],"source_path":"rules/windows/process_creation/proc_creation_win_sysinternals_pssuspend_execution.yml","source_sha256":"3bf10cd86e2108f244e2fc14082dc1b734fae42f762318f113a003a782d1d140","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_sysinternals_pssuspend_execution.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Sysinternals PsSuspend Execution\nid: 48bbc537-b652-4b4e-bd1d-281172df448f\nrelated:\n    - id: 4beb6ae0-f85b-41e2-8f18-8668abc8af78\n      type: similar\nstatus: test\ndescription: Detects usage of Sysinternals PsSuspend which can be abused to suspend critical processes\nreferences:\n    - https://learn.microsoft.com/en-us/sysinternals/downloads/pssuspend\n    - https://twitter.com/0gtweet/status/1638069413717975046\nauthor: Nasreddine Bencherchali (Nextron Systems)\ndate: 2023-03-23\ntags:\n    - attack.privilege-escalation\n    - attack.discovery\n    - attack.persistence\n    - attack.t1543.003\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        - OriginalFileName: 'pssuspend.exe'\n        - Image|endswith:\n              - '\\pssuspend.exe'\n              - '\\pssuspend64.exe'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: medium\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/48bbc537-b652-4b4e-bd1d-281172df448f.json","kind":"sigma"}