{"id":"025bd229-fd1f-4fdb-97ab-20006e1a5368","title":"Unusual File Download from Direct IP Address","description":"Detects the download of suspicious file type from URLs with IP","author":"Nasreddine Bencherchali (Nextron Systems), Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2022-09-07","modified":"2023-02-10","tags":["attack.stealth","attack.t1564.004"],"technique_ids":["T1564.004"],"logsource":{"product":"windows","category":"create_stream_hash"},"falsepositives":["Unknown"],"references":["https://github.com/trustedsec/SysmonCommunityGuide/blob/adcdfee20999f422b974c8d4149bf4c361237db7/chapters/file-stream-creation-hash.md","https://labs.withsecure.com/publications/detecting-onenote-abuse"],"source_path":"rules/windows/create_stream_hash/create_stream_hash_susp_ip_domains.yml","source_sha256":"ccac625bbcbeb97925981b2bfbd605621c105453978da072364c39e19e18c121","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/create_stream_hash/create_stream_hash_susp_ip_domains.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Unusual File Download from Direct IP Address\nid: 025bd229-fd1f-4fdb-97ab-20006e1a5368\nstatus: test\ndescription: Detects the download of suspicious file type from URLs with IP\nreferences:\n    - https://github.com/trustedsec/SysmonCommunityGuide/blob/adcdfee20999f422b974c8d4149bf4c361237db7/chapters/file-stream-creation-hash.md\n    - https://labs.withsecure.com/publications/detecting-onenote-abuse\nauthor: Nasreddine Bencherchali (Nextron Systems), Florian Roth (Nextron Systems)\ndate: 2022-09-07\nmodified: 2023-02-10\ntags:\n    - attack.stealth\n    - attack.t1564.004\nlogsource:\n    product: windows\n    category: create_stream_hash\ndetection:\n    selection:\n        Contents|re: 'http[s]?://[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}'\n        TargetFilename|contains:\n            - '.ps1:Zone'\n            - '.bat:Zone'\n            - '.exe:Zone'\n            - '.vbe:Zone'\n            - '.vbs:Zone'\n            - '.dll:Zone'\n            - '.one:Zone'\n            - '.cmd:Zone'\n            - '.hta:Zone'\n            - '.xll:Zone'\n            - '.lnk:Zone'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1564.004","id":"T1564.004","name":"NTFS File Attributes","page":"techniques/enterprise/T1564.004/"}],"data_path":"data/detection-rules/025bd229-fd1f-4fdb-97ab-20006e1a5368.json","kind":"sigma"}