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28 lines
938 B
YAML
28 lines
938 B
YAML
title: Renamed MegaSync
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id: 643bdcac-8b82-49f4-9fd9-25a90b929f3b
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status: experimental
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description: Detects the execution of a renamed meg.exe of MegaSync during incident response engagements associated with ransomware families like Nefilim, Sodinokibi, Pysa, and Conti.
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references:
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- https://redcanary.com/blog/rclone-mega-extortion/
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author: Sittikorn S
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date: 2021/06/22
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tags:
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- attack.defense_evasion
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- attack.t1218
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logsource:
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product: windows
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category: process_creation
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detection:
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selection_proc:
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ParentImage|endswith: '\explorer.exe'
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CommandLine|contains: 'C:\Windows\Temp\meg.exe'
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selection_orig:
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OriginalFileName: 'meg.exe'
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filter:
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Image|endswith: '\meg.exe'
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condition: selection_proc or ( selection_orig and not filter )
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falsepositives:
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- Software that illegaly integrates MegaSync in a renamed form
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- Administrators that have renamed MegaSync
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level: high
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