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27 lines
738 B
YAML
27 lines
738 B
YAML
title: Bitsadmin to Uncommon TLD
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status: experimental
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description: Detects Bitsadmin connections to domains with uncommon TLDs
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- https://twitter.com/jhencinski/status/1102695118455349248
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- https://isc.sans.edu/forums/diary/Investigating+Microsoft+BITS+Activity/23281/
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author: Florian Roth
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date: 2019/03/07
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logsource:
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category: proxy
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detection:
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selection:
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UserAgent:
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- 'Microsoft BITS/*'
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falsepositives:
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r-dns:
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- '*.com'
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- '*.net'
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- '*.org'
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condition: selection and not falsepositives
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fields:
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- ClientIP
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- URL
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- UserAgent
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falsepositives:
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- Rare programs that use Bitsadmin and update from regional TLDs e.g. .uk or .ca
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level: high
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