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https://github.com/LOLBAS-Project/LOLBAS
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32 lines
1.4 KiB
YAML
32 lines
1.4 KiB
YAML
---
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Name: At.exe
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Description: Schedule periodic tasks
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Author: 'Freddie Barr-Smith'
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Created: '2019-09-20'
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Commands:
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- Command: C:\Windows\System32\at.exe at 09:00 /interactive /every:m,t,w,th,f,s,su C:\Windows\System32\revshell.exe
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Description: Create a recurring task to execute every day at a specific time. Only available up to Windows 7.
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Usecase: Create a recurring task, to eg. to keep reverse shell session(s) alive
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Category: Execute
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Privileges: Local Admin
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MitreID: T1053
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MitreLink: https://attack.mitre.org/wiki/Technique/T1053
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OperatingSystem: Windows
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Full_Path:
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- Path: C:\WINDOWS\System32\At.exe
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- Path: C:\WINDOWS\SysWOW64\At.exe
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Detection:
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- IOC: Scheduled task is created
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- IOC: Windows event log - type 3 login
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- IOC: C:\Windows\System32\Tasks\At1 (substitute 1 with subsequent number of at job)
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- IOC: C:\Windows\Tasks\At1.job
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- IOC: Registry Key Created: Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\At1.
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Resources:
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- Link: https://freddiebarrsmith.com/at.txt
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- Link: https://sushant747.gitbooks.io/total-oscp-guide/privilege_escalation_windows.html - Escalate to System from Administrator
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- Link: https://www.secureworks.com/blog/where-you-at-indicators-of-lateral-movement-using-at-exe-on-windows-7-systems
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Acknowledgement:
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- Person: Freddie Barr-Smith, Riccardo Spolaor, Mariano Graziano, Xabier Ugarte-Pedrero
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---
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