{"id":"ea011323-7045-460b-b2d7-0f7442ea6b38","title":"Potential PsExec Remote Execution","description":"Detects potential psexec command that initiate execution on a remote systems via common commandline flags used by the utility","author":"Florian Roth (Nextron Systems), Nasreddine Bencherchali (Nextron Systems)","status":"test","level":"high","date":"2023-02-28","modified":"2025-09-01","tags":["attack.resource-development","attack.t1587.001"],"technique_ids":["T1587.001"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://learn.microsoft.com/en-us/sysinternals/downloads/psexec","https://www.poweradmin.com/paexec/","https://www.fireeye.com/blog/threat-research/2020/10/kegtap-and-singlemalt-with-a-ransomware-chaser.html"],"source_path":"rules/windows/process_creation/proc_creation_win_sysinternals_psexec_remote_execution.yml","source_sha256":"5b08d0cd1ef84cf619d7254b6b131dfd4d4d6ae4322c8e65acb9ff8fa6bdaf08","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_sysinternals_psexec_remote_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: Potential PsExec Remote Execution\nid: ea011323-7045-460b-b2d7-0f7442ea6b38\nstatus: test\ndescription: Detects potential psexec command that initiate execution on a remote systems via common commandline flags used by the utility\nreferences:\n    - https://learn.microsoft.com/en-us/sysinternals/downloads/psexec\n    - https://www.poweradmin.com/paexec/\n    - https://www.fireeye.com/blog/threat-research/2020/10/kegtap-and-singlemalt-with-a-ransomware-chaser.html\nauthor: Florian Roth (Nextron Systems), Nasreddine Bencherchali (Nextron Systems)\ndate: 2023-02-28\nmodified: 2025-09-01\ntags:\n    - attack.resource-development\n    - attack.t1587.001\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        # Accepting EULA in commandline - often used in automated attacks\n        CommandLine|contains|all:\n            - 'accepteula'\n            - ' -u '\n            - ' -p '\n            - ' \\\\\\\\'\n    filter_main_localhost:\n        CommandLine|contains:\n            - '\\\\\\\\localhost'\n            - '\\\\\\\\127.'\n    condition: selection and not 1 of filter_main_*\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1587.001","id":"T1587.001","name":"Malware","page":"techniques/enterprise/T1587.001/"}],"data_path":"data/detection-rules/ea011323-7045-460b-b2d7-0f7442ea6b38.json","kind":"sigma"}