win_bits_client_new_transfer_via_file_sharing_domains.yml

title: BITS Transfer Job Download From File Sharing Domains
id: d635249d-86b5-4dad-a8c7-d7272b788586
status: experimental
description: Detects BITS transfer job downloading files from a file sharing domain.
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/
author: Florian Roth (Nextron Systems)
date: 2022/06/28
modified: 2024/02/09
tags:
    - attack.defense_evasion
    - attack.persistence
    - attack.t1197
logsource:
    product: windows
    service: bits-client
detection:
    selection:
        EventID: 16403
        RemoteName|contains:
            - '.githubusercontent.com'       # Includes both gists and github repositories / Michael Haag (idea)
            - 'anonfiles.com'
            - 'cdn.discordapp.com'
            - 'cdn.discordapp.com/attachments/'
            - 'ddns.net'
            - 'dl.dropboxusercontent.com'
            - 'ghostbin.co'
            - 'glitch.me'
            - 'gofile.io'
            - 'hastebin.com'
            - 'mediafire.com'
            - 'mega.nz'
            - 'onrender.com'
            - 'paste.ee'
            - 'pastebin.com'
            - 'pastebin.pl'
            - 'pastetext.net'
            - 'privatlab.com'
            - 'privatlab.net'
            - 'send.exploit.in'
            - 'sendspace.com'
            - 'storage.googleapis.com'
            - 'storjshare.io'
            - 'supabase.co'
            - 'temp.sh'
            - 'transfer.sh'
            - 'ufile.io'
    condition: selection
falsepositives:
    - Unknown
level: high