{"id":"855bc8b5-2ae8-402e-a9ed-b889e6df1900","title":"Copy From Or To Admin Share Or Sysvol Folder","description":"Detects a copy command or a copy utility execution to or from an Admin share or remote","author":"Florian Roth (Nextron Systems), oscd.community, Teymur Kheirkhabarov @HeirhabarovT, Zach Stanford @svch0st, Nasreddine Bencherchali","status":"test","level":"medium","date":"2019-12-30","modified":"2025-10-22","tags":["attack.lateral-movement","attack.collection","attack.exfiltration","attack.t1039","attack.t1048","attack.t1021.002"],"technique_ids":["T1021.002","T1039","T1048"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Administrative scripts"],"references":["https://twitter.com/SBousseaden/status/1211636381086339073","https://drive.google.com/file/d/1lKya3_mLnR3UQuCoiYruO3qgu052_iS_/view","https://www.elastic.co/guide/en/security/current/remote-file-copy-to-a-hidden-share.html","https://www.microsoft.com/en-us/security/blog/2022/10/18/defenders-beware-a-case-for-post-ransomware-investigations/"],"source_path":"rules/windows/process_creation/proc_creation_win_susp_copy_lateral_movement.yml","source_sha256":"92e2577a3f03d8fd577e7878866bf28bcefedb437d56865162ecdaadb4a45df0","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_susp_copy_lateral_movement.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Copy From Or To Admin Share Or Sysvol Folder\nid: 855bc8b5-2ae8-402e-a9ed-b889e6df1900\nstatus: test\ndescription: Detects a copy command or a copy utility execution to or from an Admin share or remote\nreferences:\n    - https://twitter.com/SBousseaden/status/1211636381086339073\n    - https://drive.google.com/file/d/1lKya3_mLnR3UQuCoiYruO3qgu052_iS_/view\n    - https://www.elastic.co/guide/en/security/current/remote-file-copy-to-a-hidden-share.html\n    - https://www.microsoft.com/en-us/security/blog/2022/10/18/defenders-beware-a-case-for-post-ransomware-investigations/\nauthor: Florian Roth (Nextron Systems), oscd.community, Teymur Kheirkhabarov @HeirhabarovT, Zach Stanford @svch0st, Nasreddine Bencherchali\ndate: 2019-12-30\nmodified: 2025-10-22\ntags:\n    - attack.lateral-movement\n    - attack.collection\n    - attack.exfiltration\n    - attack.t1039\n    - attack.t1048\n    - attack.t1021.002\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_target:\n        CommandLine|contains:\n            - '\\\\\\\\*\\\\*$' # example \\\\SVR_NAME\\ADMIN$\n            - '\\Sysvol\\'\n    selection_other_tools:\n        - Image|endswith:\n              - '\\robocopy.exe'\n              - '\\xcopy.exe'\n        - OriginalFileName:\n              - 'robocopy.exe'\n              - 'XCOPY.EXE'\n    selection_cmd_img:\n        - Image|endswith: '\\cmd.exe'\n        - OriginalFileName: 'Cmd.Exe'\n    selection_cmd_cli:\n        CommandLine|contains: 'copy'\n    selection_pwsh_img:\n        - Image|contains:\n              - '\\powershell_ise.exe'\n              - '\\powershell.exe'\n              - '\\pwsh.exe'\n        - OriginalFileName:\n              - 'powershell_ise.exe'\n              - 'PowerShell.EXE'\n              - 'pwsh.dll'\n    selection_pwsh_cli:\n        CommandLine|contains:\n            - 'copy-item'\n            - 'copy '\n            - 'cpi '\n            - ' cp '\n            - 'move '\n            - ' move-item'\n            - ' mi '\n            - ' mv '\n    condition: selection_target and (selection_other_tools or all of selection_cmd_* or all of selection_pwsh_*)\nfalsepositives:\n    - Administrative scripts\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1021.002","id":"T1021.002","name":"SMB/Windows Admin Shares","page":"techniques/enterprise/T1021.002/"},{"key":"enterprise/T1039","id":"T1039","name":"Data from Network Shared Drive","page":"techniques/enterprise/T1039/"},{"key":"enterprise/T1048","id":"T1048","name":"Exfiltration Over Alternative Protocol","page":"techniques/enterprise/T1048/"}],"data_path":"data/detection-rules/855bc8b5-2ae8-402e-a9ed-b889e6df1900.json","kind":"sigma"}