35 lines
862 B
YAML
35 lines
862 B
YAML
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title: DNS Tunnel Technique from MuddyWater
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author: '@caliskanfurkan_'
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date: 2020/06/04
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description: Detecting DNS tunnel activity for Muddywater actor
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detection:
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SELECTION_1:
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EventID: 1
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SELECTION_2:
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Image:
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- '*\powershell.exe'
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SELECTION_3:
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ParentImage:
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- '*\excel.exe'
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SELECTION_4:
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CommandLine:
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- '*DataExchange.dll*'
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condition: (SELECTION_1 and SELECTION_2 and SELECTION_3 and SELECTION_4)
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falsepositives:
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- Unknown
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id: 36222790-0d43-4fe8-86e4-674b27809543
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level: critical
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logsource:
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category: process_creation
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product: windows
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references:
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- https://www.virustotal.com/gui/file/5ad401c3a568bd87dd13f8a9ddc4e450ece61cd9ce4d1b23f68ce0b1f3c190b7/
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- https://www.vmray.com/analyses/5ad401c3a568/report/overview.html
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status: experimental
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tags:
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- attack.command_and_control
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- attack.t1071
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- attack.t1071.004
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ruletype: SIGMA
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