{"id":"fb50eb7a-5ab1-43ae-bcc9-091818cb8424","title":"Disabled IE Security Features","description":"Detects command lines that indicate unwanted modifications to registry keys that disable important Internet Explorer security features","author":"Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2020-06-19","modified":"2021-11-27","tags":["attack.defense-impairment","attack.t1685"],"technique_ids":["T1685"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://unit42.paloaltonetworks.com/operation-ke3chang-resurfaces-with-new-tidepool-malware/"],"source_path":"rules/windows/process_creation/proc_creation_win_powershell_disable_ie_features.yml","source_sha256":"c53122e979d0fb360ecc94c9baca86fe3460be22fba9812361e91dd432c7d4fb","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_powershell_disable_ie_features.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Disabled IE Security Features\nid: fb50eb7a-5ab1-43ae-bcc9-091818cb8424\nstatus: test\ndescription: Detects command lines that indicate unwanted modifications to registry keys that disable important Internet Explorer security features\nreferences:\n    - https://unit42.paloaltonetworks.com/operation-ke3chang-resurfaces-with-new-tidepool-malware/\nauthor: Florian Roth (Nextron Systems)\ndate: 2020-06-19\nmodified: 2021-11-27\ntags:\n    - attack.defense-impairment\n    - attack.t1685\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection1:\n        CommandLine|contains|all:\n            - ' -name IEHarden '\n            - ' -value 0 '\n    selection2:\n        CommandLine|contains|all:\n            - ' -name DEPOff '\n            - ' -value 1 '\n    selection3:\n        CommandLine|contains|all:\n            - ' -name DisableFirstRunCustomize '\n            - ' -value 2 '\n    condition: 1 of selection*\nfalsepositives:\n    - Unknown\nlevel: high\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/fb50eb7a-5ab1-43ae-bcc9-091818cb8424.json","kind":"sigma"}