Potential APT FIN7 Reconnaissance/POWERTRASH Related Activity

Description

Detects specific command line execution used by FIN7 as reported by WithSecureLabs for reconnaissance and POWERTRASH execution

Query · sigma

selection_1:
  CommandLine|contains|all:
  - -noni -nop -exe bypass -f \\\\
  - ADMIN$
selection_2:
  CommandLine|contains|all:
  - -ex bypass -noprof -nolog -nonint -f
  - C:\Windows\Temp\
condition: 1 of selection_*

Known false positives

  • Unlikely
Raw source Potential APT FIN7 Reconnaissance/POWERTRASH Related Activity · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: Potential APT FIN7 Reconnaissance/POWERTRASH Related Activity
id: 911389c7-5ae3-43ea-bab3-a947ebdeb85e
status: test
description: Detects specific command line execution used by FIN7 as reported by WithSecureLabs for reconnaissance and POWERTRASH execution
references:
    - https://labs.withsecure.com/publications/fin7-target-veeam-servers
    - https://labs.withsecure.com/publications/fin7-target-veeam-servers/jcr:content/root/responsivegrid/responsivegrid/responsivegrid/image_253944286.img.png/1682500394900.png
    - https://github.com/WithSecureLabs/iocs/blob/344203de742bb7e68bd56618f66d34be95a9f9fc/FIN7VEEAM/iocs.csv
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-05-04
tags:
    - attack.execution
    - attack.g0046
    - detection.emerging-threats
logsource:
    category: process_creation
    product: windows
detection:
    selection_1:
        CommandLine|contains|all:
            - '-noni -nop -exe bypass -f \\\\'
            - 'ADMIN$'
    selection_2:
        CommandLine|contains|all:
            - '-ex bypass -noprof -nolog -nonint -f'
            - 'C:\Windows\Temp\'
    condition: 1 of selection_*
falsepositives:
    - Unlikely
level: high

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