{"id":"3037d961-21e9-4732-b27a-637bcc7bf539","title":"Suspicious High IntegrityLevel Conhost Legacy Option","description":"ForceV1 asks for information directly from the kernel space. Conhost connects to the console application. High IntegrityLevel means the process is running with elevated privileges, such as an Administrator context.","author":"frack113","status":"test","level":"informational","date":"2022-12-09","modified":"2024-12-01","tags":["attack.stealth","attack.t1202"],"technique_ids":["T1202"],"logsource":{"product":"windows","category":"process_creation"},"falsepositives":["Very Likely, including launching cmd.exe via Run As Administrator"],"references":["https://cybercryptosec.medium.com/covid-19-cyber-infection-c615ead7c29","https://thedfirreport.com/2022/04/04/stolen-images-campaign-ends-in-conti-ransomware/","https://learn.microsoft.com/en-us/windows/win32/secauthz/mandatory-integrity-control"],"source_path":"rules/windows/process_creation/proc_creation_win_conhost_legacy_option.yml","source_sha256":"6523116c59112f00565d70cee92267740f84a4f90acd35c6c32ec5bca91ad776","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_conhost_legacy_option.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Suspicious High IntegrityLevel Conhost Legacy Option\nid: 3037d961-21e9-4732-b27a-637bcc7bf539\nstatus: test\ndescription: ForceV1 asks for information directly from the kernel space. Conhost connects to the console application. High IntegrityLevel means the process is running with elevated privileges, such as an Administrator context.\nreferences:\n    - https://cybercryptosec.medium.com/covid-19-cyber-infection-c615ead7c29\n    - https://thedfirreport.com/2022/04/04/stolen-images-campaign-ends-in-conti-ransomware/\n    - https://learn.microsoft.com/en-us/windows/win32/secauthz/mandatory-integrity-control\nauthor: frack113\ndate: 2022-12-09\nmodified: 2024-12-01\ntags:\n    - attack.stealth\n    - attack.t1202\nlogsource:\n    product: windows\n    category: process_creation\ndetection:\n    selection:\n        IntegrityLevel:\n            - 'High'\n            - 'S-1-16-12288'\n        CommandLine|contains|all:\n            - 'conhost.exe'\n            - '0xffffffff'\n            - '-ForceV1'\n    condition: selection\nfalsepositives:\n    - Very Likely, including launching cmd.exe via Run As Administrator\nlevel: informational\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1202","id":"T1202","name":"Indirect Command Execution","page":"techniques/enterprise/T1202/"}],"data_path":"data/detection-rules/3037d961-21e9-4732-b27a-637bcc7bf539.json","kind":"sigma"}