{"id":"ae9b0bd7-8888-4606-b444-0ed7410cb728","title":"Writing Of Malicious Files To The Fonts Folder","description":"Monitors for the hiding possible malicious files in the C:\\Windows\\Fonts\\ location. This folder doesn't require admin privillege to be written and executed from.","author":"Sreeman","status":"test","level":"medium","date":"2020-04-21","modified":"2022-03-08","tags":["attack.stealth","attack.t1211","attack.t1059","attack.persistence","attack.execution"],"technique_ids":["T1059","T1211"],"logsource":{"product":"windows","category":"process_creation"},"falsepositives":["Unknown"],"references":["https://thedfirreport.com/2020/04/20/sqlserver-or-the-miner-in-the-basement/"],"source_path":"rules/windows/process_creation/proc_creation_win_susp_hiding_malware_in_fonts_folder.yml","source_sha256":"76faa8c1538244a2e6cd2f0be1b1c130fcb082b41a5c90a34b59ddddd9933d53","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_susp_hiding_malware_in_fonts_folder.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Writing Of Malicious Files To The Fonts Folder\nid: ae9b0bd7-8888-4606-b444-0ed7410cb728\nstatus: test\ndescription: Monitors for the hiding possible malicious files in the C:\\Windows\\Fonts\\ location. This folder doesn't require admin privillege to be written and executed from.\nreferences:\n    - https://thedfirreport.com/2020/04/20/sqlserver-or-the-miner-in-the-basement/\nauthor: Sreeman\ndate: 2020-04-21\nmodified: 2022-03-08\ntags:\n    - attack.stealth\n    - attack.t1211\n    - attack.t1059\n    - attack.persistence\n    - attack.execution\nlogsource:\n    product: windows\n    category: process_creation\ndetection:\n    selection_1:\n        CommandLine|contains:\n            - 'echo'\n            - 'copy'\n            - 'type'\n            - 'file createnew'\n            - 'cacls'\n    selection_2:\n        CommandLine|contains: 'C:\\Windows\\Fonts\\'\n    selection_3:\n        CommandLine|contains:\n            - '.sh'\n            - '.exe'\n            - '.dll'\n            - '.bin'\n            - '.bat'\n            - '.cmd'\n            - '.js'\n            - '.msh'\n            - '.reg'\n            - '.scr'\n            - '.ps'\n            - '.vb'\n            - '.jar'\n            - '.pl'\n            - '.inf'\n            - '.cpl'\n            - '.hta'\n            - '.msi'\n            - '.vbs'\n    condition: all of selection_*\nfalsepositives:\n    - Unknown\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1059","id":"T1059","name":"Command and Scripting Interpreter","page":"techniques/enterprise/T1059/"},{"key":"enterprise/T1211","id":"T1211","name":"Exploitation for Stealth","page":"techniques/enterprise/T1211/"}],"data_path":"data/detection-rules/ae9b0bd7-8888-4606-b444-0ed7410cb728.json","kind":"sigma"}