Nasreddine Bencherchali
33 lines
1.0 KiB
YAML
33 lines
1.0 KiB
YAML
title: Possible App Whitelisting Bypass via WinDbg/CDB as a Shellcode Runner
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id: b5c7395f-e501-4a08-94d4-57fe7a9da9d2
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status: test
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description: Launch 64-bit shellcode from a debugger script file using cdb.exe.
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author: Beyu Denis, oscd.community, Nasreddine Bencherchali
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references:
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- https://lolbas-project.github.io/lolbas/OtherMSBinaries/Cdb/
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- http://www.exploit-monday.com/2016/08/windbg-cdb-shellcode-runner.html
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- https://twitter.com/nas_bench/status/1534957360032120833
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date: 2019/10/26
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modified: 2022/06/09
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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_img:
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- Image|endswith: '\cdb.exe'
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- OriginalFileName: 'CDB.Exe'
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selection_cli:
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CommandLine|contains:
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- ' -c ' # Using a debugger script
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- ' -cf '
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condition: all of selection*
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falsepositives:
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- Legitimate use of debugging tools
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level: medium
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tags:
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- attack.execution
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- attack.t1106
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- attack.defense_evasion
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- attack.t1218
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- attack.t1127
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