{"id":"90d50722-0483-4065-8e35-57efaadd354d","title":"Arbitrary MSI Download Via Devinit.EXE","description":"Detects a certain command line flag combination used by \"devinit.exe\", which can be abused as a LOLBIN to download arbitrary MSI packages on a Windows system","author":"Florian Roth (Nextron Systems)","status":"test","level":"medium","date":"2022-01-11","modified":"2023-04-06","tags":["attack.execution","attack.stealth","attack.t1218"],"technique_ids":["T1218"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://twitter.com/mrd0x/status/1460815932402679809","https://lolbas-project.github.io/lolbas/OtherMSBinaries/Devinit/"],"source_path":"rules/windows/process_creation/proc_creation_win_devinit_lolbin_usage.yml","source_sha256":"dfc71a27ece387e1dea6b88483a494ec43d2b96a36236249a54ffed8a5e57471","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_devinit_lolbin_usage.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Arbitrary MSI Download Via Devinit.EXE\nid: 90d50722-0483-4065-8e35-57efaadd354d\nstatus: test\ndescription: Detects a certain command line flag combination used by \"devinit.exe\", which can be abused as a LOLBIN to download arbitrary MSI packages on a Windows system\nreferences:\n    - https://twitter.com/mrd0x/status/1460815932402679809\n    - https://lolbas-project.github.io/lolbas/OtherMSBinaries/Devinit/\nauthor: Florian Roth (Nextron Systems)\ndate: 2022-01-11\nmodified: 2023-04-06\ntags:\n    - attack.execution\n    - attack.stealth\n    - attack.t1218\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        CommandLine|contains|all:\n            - ' -t msi-install '\n            - ' -i http'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1218","id":"T1218","name":"System Binary Proxy Execution","page":"techniques/enterprise/T1218/"}],"data_path":"data/detection-rules/90d50722-0483-4065-8e35-57efaadd354d.json","kind":"sigma"}