{"id":"4d431012-2ab5-4db7-a84e-b29809da2172","title":"Enable Remote Connection Between Anonymous Computer - AllowAnonymousCallback","description":"Detects enabling of the \"AllowAnonymousCallback\" registry value, which allows a remote connection between computers that do not have a trust relationship.","author":"X__Junior (Nextron Systems)","status":"test","level":"medium","date":"2023-11-03","modified":"","tags":["attack.defense-impairment","attack.t1685"],"technique_ids":["T1685"],"logsource":{"product":"windows","category":"registry_set"},"falsepositives":["Administrative activity"],"references":["https://learn.microsoft.com/en-us/windows/win32/wmisdk/connecting-to-wmi-remotely-starting-with-vista"],"source_path":"rules/windows/registry/registry_event/registry_set_enable_anonymous_connection.yml","source_sha256":"94c0228bb7dd1a1311499d33d8f43bf45a05d3743d7101e6fc367c1f1d3ddedc","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/registry/registry_event/registry_set_enable_anonymous_connection.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Enable Remote Connection Between Anonymous Computer - AllowAnonymousCallback\nid: 4d431012-2ab5-4db7-a84e-b29809da2172\nstatus: test\ndescription: Detects enabling of the \"AllowAnonymousCallback\" registry value, which allows a remote connection between computers that do not have a trust relationship.\nreferences:\n    - https://learn.microsoft.com/en-us/windows/win32/wmisdk/connecting-to-wmi-remotely-starting-with-vista\nauthor: X__Junior (Nextron Systems)\ndate: 2023-11-03\ntags:\n    - attack.defense-impairment\n    - attack.t1685\nlogsource:\n    product: windows\n    category: registry_set\ndetection:\n    selection:\n        TargetObject|contains: '\\Microsoft\\WBEM\\CIMOM\\AllowAnonymousCallback'\n        Details: 'DWORD (0x00000001)'\n    condition: selection\nfalsepositives:\n    - Administrative activity\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1685","id":"T1685","name":"Disable or Modify Tools","page":"techniques/enterprise/T1685/"}],"data_path":"data/detection-rules/4d431012-2ab5-4db7-a84e-b29809da2172.json","kind":"sigma"}