Files
blue-team-tools/rules/web/proxy_generic/proxy_ua_rclone.yml
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frack113 020fc8061f Merge PR #4479 From @frack113 - Upgrade Rules Status
chore: Upgrade status level from `experimental` to `test` for rules that have not changed in 300 days

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Signed-off-by: frack113 <62423083+frack113@users.noreply.github.com>
Co-authored-by: nasbench <8741929+nasbench@users.noreply.github.com>
2023-10-17 14:35:26 +02:00

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YAML

title: Rclone Activity via Proxy
id: 2c03648b-e081-41a5-b9fb-7d854a915091
status: test
description: Detects the use of rclone, a command-line program to manage files on cloud storage, via its default user-agent string
references:
- https://rclone.org/
- https://www.kroll.com/en/insights/publications/cyber/new-m365-business-email-compromise-attacks-with-rclone
author: Janantha Marasinghe
date: 2022/10/18
tags:
- attack.exfiltration
- attack.t1567.002
logsource:
category: proxy
detection:
selection:
c-useragent|startswith: 'rclone/v'
condition: selection
fields:
- c-ip
falsepositives:
- Valid requests with this exact user agent to that is used by legitimate scripts or sysadmin operations
level: medium