{"id":"b2309017-4235-44fe-b5af-b15363011957","title":"Uncommon Child Process Of Defaultpack.EXE","description":"Detects uncommon child processes of \"DefaultPack.EXE\" binary as a proxy to launch other programs","author":"frack113","status":"test","level":"medium","date":"2022-12-31","modified":"2024-04-22","tags":["attack.stealth","attack.t1218","attack.execution"],"technique_ids":["T1218"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://lolbas-project.github.io/lolbas/OtherMSBinaries/DefaultPack/","https://www.echotrail.io/insights/search/defaultpack.exe"],"source_path":"rules/windows/process_creation/proc_creation_win_defaultpack_uncommon_child_process.yml","source_sha256":"185139f84bee688440c3102cb5feaf2feff11b0a8559f90336e9616c79a5869c","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_defaultpack_uncommon_child_process.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Uncommon Child Process Of Defaultpack.EXE\nid: b2309017-4235-44fe-b5af-b15363011957\nstatus: test\ndescription: Detects uncommon child processes of \"DefaultPack.EXE\" binary as a proxy to launch other programs\nreferences:\n    - https://lolbas-project.github.io/lolbas/OtherMSBinaries/DefaultPack/\n    - https://www.echotrail.io/insights/search/defaultpack.exe\nauthor: frack113\ndate: 2022-12-31\nmodified: 2024-04-22\ntags:\n    - attack.stealth\n    - attack.t1218\n    - attack.execution\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        ParentImage|endswith: '\\DefaultPack.exe'\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/b2309017-4235-44fe-b5af-b15363011957.json","kind":"sigma"}