Nasreddine Bencherchali
1f34cecadf
Co-authored-by: phantinuss <79651203+phantinuss@users.noreply.github.com>
30 lines
1.0 KiB
YAML
30 lines
1.0 KiB
YAML
title: Suspicious File Download Using Office Application
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id: 0c79148b-118e-472b-bdb7-9b57b444cc19
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status: test
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description: Detects the usage of one of three Microsoft office applications (Word, Excel, PowerPoint) to download arbitrary files
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references:
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- https://lolbas-project.github.io/lolbas/OtherMSBinaries/Powerpnt/
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- https://lolbas-project.github.io/lolbas/OtherMSBinaries/Excel/
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- https://lolbas-project.github.io/lolbas/OtherMSBinaries/Winword/
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- https://medium.com/@reegun/unsanitized-file-validation-leads-to-malicious-payload-download-via-office-binaries-202d02db7191
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author: Beyu Denis, oscd.community
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date: 2019/10/26
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modified: 2023/02/04
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tags:
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- attack.command_and_control
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- attack.t1105
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logsource:
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category: process_creation
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product: windows
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detection:
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selection:
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Image|endswith:
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- '\powerpnt.exe'
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- '\winword.exe'
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- '\excel.exe'
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CommandLine|contains: 'http'
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condition: selection
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falsepositives:
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- Unknown
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level: high
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