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hayabusa/rules/sigma/process_creation/win_susp_msoffice.yml
2021-11-23 15:04:03 +09:00

33 lines
868 B
YAML

title: Malicious Payload Download via Office Binaries
author: Beyu Denis, oscd.community
date: 2019/10/26
description: Downloads payload from remote server
detection:
SELECTION_1:
EventID: 1
SELECTION_2:
Image:
- '*\powerpnt.exe'
- '*\winword.exe'
- '*\excel.exe'
SELECTION_3:
CommandLine: '*http*'
condition: (SELECTION_1 and SELECTION_2 and SELECTION_3)
falsepositives:
- Unknown
id: 0c79148b-118e-472b-bdb7-9b57b444cc19
level: high
logsource:
category: process_creation
product: windows
modified: 2019/11/04
references:
- https://github.com/LOLBAS-Project/LOLBAS/blob/master/yml/OtherMSBinaries/Powerpnt.yml
- https://medium.com/@reegun/unsanitized-file-validation-leads-to-malicious-payload-download-via-office-binaries-202d02db7191
- Reegun J (OCBC Bank)
status: experimental
tags:
- attack.command_and_control
- attack.t1105