sigmamediumHunting

Renamed BOINC Client Execution

Detects the execution of a renamed BOINC binary.

MITRE ATT&CK

defense-evasion

Detection Query

selection:
  OriginalFileName: BOINC.exe
filter_main_legit_name:
  Image|endswith: \BOINC.exe
condition: selection and not 1 of filter_main_*

Author

Matt Anderson (Huntress)

Created

2024-07-23

Data Sources

windowsProcess Creation Events

Platforms

windows

References

Tags

attack.defense-evasionattack.t1553

Raw Content

title: Renamed BOINC Client Execution
id: 30d07da2-83ab-45d8-ae75-ec7c0edcaffc
status: test
description: Detects the execution of a renamed BOINC binary.
references:
    - https://boinc.berkeley.edu/
    - https://www.virustotal.com/gui/file/91e405e8a527023fb8696624e70498ae83660fe6757cef4871ce9bcc659264d3/details
    - https://www.huntress.com/blog/fake-browser-updates-lead-to-boinc-volunteer-computing-software
author: Matt Anderson (Huntress)
date: 2024-07-23
tags:
    - attack.defense-evasion
    - attack.t1553
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        OriginalFileName: 'BOINC.exe'
    filter_main_legit_name:
        Image|endswith: '\BOINC.exe'
    condition: selection and not 1 of filter_main_*
falsepositives:
    - Unknown
level: medium