SigmaHQ/rules/windows/process_creation/win_process_creation_bitsadmin_download.yml
2021-07-27 10:14:53 +02:00

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1.2 KiB
YAML

title: Bitsadmin Download
id: d059842b-6b9d-4ed1-b5c3-5b89143c6ede
status: experimental
description: Detects usage of bitsadmin downloading a file
references:
- https://blog.netspi.com/15-ways-to-download-a-file/#bitsadmin
- https://isc.sans.edu/diary/22264
- https://lolbas-project.github.io/lolbas/Binaries/Bitsadmin/
tags:
- attack.defense_evasion
- attack.persistence
- attack.t1197
- attack.s0190
- attack.t1036.003
date: 2017/03/09
modified: 2021/07/16
author: Michael Haag, FPT.EagleEye
logsource:
category: process_creation
product: windows
detection:
selection1:
Image|endswith:
- '\bitsadmin.exe'
susp_flag_1:
CommandLine|contains:
- ' /transfer '
susp_flag_2:
CommandLine|contains:
- ' /create '
- ' /addfile '
http_flag:
CommandLine|contains:
- 'http'
selection2:
CommandLine|contains:
- 'copy bitsadmin.exe'
condition: (selection1 and susp_flag_2 and http_flag) or (selection1 and susp_flag_1) or selection2
fields:
- CommandLine
- ParentCommandLine
falsepositives:
- Some legitimate apps use this, but limited.
level: medium