{"id":"50e54b8d-ad73-43f8-96a1-5191685b17a4","title":"Silenttrinity Stager Msbuild Activity","description":"Detects a possible remote connections to Silenttrinity c2","author":"Kiran kumar s, oscd.community","status":"test","level":"high","date":"2020-10-11","modified":"2022-10-05","tags":["attack.execution","attack.stealth","attack.t1127.001"],"technique_ids":["T1127.001"],"logsource":{"category":"network_connection","product":"windows"},"falsepositives":["Unknown"],"references":["https://www.blackhillsinfosec.com/my-first-joyride-with-silenttrinity/"],"source_path":"rules/windows/network_connection/net_connection_win_silenttrinity_stager_msbuild_activity.yml","source_sha256":"55a6f39f043d74ab90330eaf97cf80e7a1ab22e7ecfce5fe7deaf57295d66f5d","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/network_connection/net_connection_win_silenttrinity_stager_msbuild_activity.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Silenttrinity Stager Msbuild Activity\nid: 50e54b8d-ad73-43f8-96a1-5191685b17a4\nstatus: test\ndescription: Detects a possible remote connections to Silenttrinity c2\nreferences:\n    - https://www.blackhillsinfosec.com/my-first-joyride-with-silenttrinity/\nauthor: Kiran kumar s, oscd.community\ndate: 2020-10-11\nmodified: 2022-10-05\ntags:\n    - attack.execution\n    - attack.stealth\n    - attack.t1127.001\nlogsource:\n    category: network_connection\n    product: windows\ndetection:\n    selection:\n        Image|endswith: '\\msbuild.exe'\n    filter:\n        DestinationPort:\n            - 80\n            - 443\n        Initiated: 'true'\n    condition: selection and filter\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1127.001","id":"T1127.001","name":"MSBuild","page":"techniques/enterprise/T1127.001/"}],"data_path":"data/detection-rules/50e54b8d-ad73-43f8-96a1-5191685b17a4.json","kind":"sigma"}