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blue-team-tools/rules/windows/process_creation/proc_creation_win_malware_elise.yml
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2023-03-13 10:48:08 +01:00

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YAML

title: Elise Backdoor Activity
id: e507feb7-5f73-4ef6-a970-91bb6f6d744f
status: test
description: Detects Elise backdoor activity used by APT32
references:
- https://community.rsa.com/community/products/netwitness/blog/2018/02/13/lotus-blossom-continues-asean-targeting
- https://web.archive.org/web/20200302083912/https://www.accenture.com/t20180127T003755Z_w_/us-en/_acnmedia/PDF-46/Accenture-Security-Dragonfish-Threat-Analysis.pdf
author: Florian Roth (Nextron Systems), Nasreddine Bencherchali (Nextron Systems)
date: 2018/01/31
modified: 2023/03/09
tags:
- attack.g0030
- attack.g0050
- attack.s0081
- attack.execution
- attack.t1059.003
logsource:
category: process_creation
product: windows
detection:
selection_other_svchost:
Image|endswith: '\Microsoft\Network\svchost.exe'
selection_other_del:
CommandLine|contains|all:
- '\Windows\Caches\NavShExt.dll'
- '/c del'
selection_dll_path:
CommandLine|endswith:
- '\AppData\Roaming\MICROS~1\Windows\Caches\NavShExt.dll'
- '\AppData\Roaming\Microsoft\Windows\Caches\NavShExt.dll'
selection_dll_function:
CommandLine|contains: ',Setting'
condition: 1 of selection_other_* or all of selection_dll_*
falsepositives:
- Unlikely
level: critical