{"id":"d635249d-86b5-4dad-a8c7-d7272b788586","title":"BITS Transfer Job Download From File Sharing Domains","description":"Detects BITS transfer job downloading files from a file sharing domain.","author":"Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2022-06-28","modified":"2026-03-29","tags":["attack.persistence","attack.execution","attack.stealth","attack.t1197"],"technique_ids":["T1197"],"logsource":{"product":"windows","service":"bits-client"},"falsepositives":["Unknown"],"references":["https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1197/T1197.md","https://twitter.com/malmoeb/status/1535142803075960832","https://symantec-enterprise-blogs.security.com/blogs/threat-intelligence/ransomware-hive-conti-avoslocker","https://www.microsoft.com/en-us/security/blog/2024/01/17/new-ttps-observed-in-mint-sandstorm-campaign-targeting-high-profile-individuals-at-universities-and-research-orgs/"],"source_path":"rules/windows/builtin/bits_client/win_bits_client_new_transfer_via_file_sharing_domains.yml","source_sha256":"400d841dc5225f2bfcbf800355e6a5f8fa91afd8b0c8de150e0f7aba1be117cf","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/builtin/bits_client/win_bits_client_new_transfer_via_file_sharing_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: BITS Transfer Job Download From File Sharing Domains\nid: d635249d-86b5-4dad-a8c7-d7272b788586\nrelated:\n    - id: 8b48ad89-10d8-4382-a546-50588c410f0d\n      type: similar\n    - id: 52182dfb-afb7-41db-b4bc-5336cb29b464\n      type: similar\n    - id: ae02ed70-11aa-4a22-b397-c0d0e8f6ea99\n      type: similar\n    - id: e0f8ab85-0ac9-423b-a73a-81b3c7b1aa97\n      type: similar\n    - id: 7b434893-c57d-4f41-908d-6a17bf1ae98f\n      type: similar\n    - id: 8518ed3d-f7c9-4601-a26c-f361a4256a0c\n      type: similar\n    - id: 42a5f1e7-9603-4f6d-97ae-3f37d130d794\n      type: similar\n    - id: 56454143-524f-49fb-b1c6-3fb8b1ad41fb\n      type: similar\n    - id: b6e04788-29e1-4557-bb14-77f761848ab8\n      type: similar\n    - id: a0d7e4d2-bede-4141-8896-bc6e237e977c\n      type: similar\n    - id: 297ae038-edc2-4b2e-bb3e-7c5fc94dd5c7\n      type: similar\nstatus: test\ndescription: Detects BITS transfer job downloading files from a file sharing domain.\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1197/T1197.md\n    - https://twitter.com/malmoeb/status/1535142803075960832\n    - https://symantec-enterprise-blogs.security.com/blogs/threat-intelligence/ransomware-hive-conti-avoslocker\n    - https://www.microsoft.com/en-us/security/blog/2024/01/17/new-ttps-observed-in-mint-sandstorm-campaign-targeting-high-profile-individuals-at-universities-and-research-orgs/\nauthor: Florian Roth (Nextron Systems)\ndate: 2022-06-28\nmodified: 2026-03-29\ntags:\n    - attack.persistence\n    - attack.execution\n    - attack.stealth\n    - attack.t1197\nlogsource:\n    product: windows\n    service: bits-client\ndetection:\n    selection:\n        EventID: 16403\n        RemoteName|contains:\n            - '.githubusercontent.com'       # Includes both gists and github repositories / Michael Haag (idea)\n            - '0x0.st'\n            - 'anonfiles.com'\n            - 'bashupload.com'\n            - 'cdn.discordapp.com'\n            - 'chunk.io'\n            - 'ddns.net'\n            - 'dl.dropboxusercontent.com'\n            - 'ghostbin.co'\n            - 'github.com'\n            - 'glitch.me'\n            - 'gofile.io'\n            - 'hastebin.com'\n            - 'mediafire.com'\n            - 'mega.nz'\n            - 'onrender.com'\n            - 'pages.dev'\n            - 'paste.ee'\n            - 'pastebin.com'\n            - 'pastebin.pl'\n            - 'pastetext.net'\n            - 'pixeldrain.com'\n            - 'privatlab.com'\n            - 'privatlab.net'\n            - 'send.exploit.in'\n            - 'sendspace.com'\n            - 'storage.googleapis.com'\n            - 'storjshare.io'\n            - 'supabase.co'\n            - 'temp.sh'\n            - 'transfer.sh'\n            - 'trycloudflare.com'\n            - 'ufile.io'\n            - 'w3spaces.com'\n            - 'workers.dev'\n            - 'x0.at'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1197","id":"T1197","name":"BITS Jobs","page":"techniques/enterprise/T1197/"}],"data_path":"data/detection-rules/d635249d-86b5-4dad-a8c7-d7272b788586.json","kind":"sigma"}