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Sigma rules for TrickBot

1 rules · scoped to tool · back to TrickBot
Direct rules mention this entity in their title or description. Related rules cover the techniques this entity is known to use.

Detection rules

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direct medium
Esentutl Gather Credentials
Conti recommendation to its affiliates to use esentutl to access NTDS dumped file. Trickbot also uses this utilities to get MSEdge info via its module pwgrab.
status test author sam0x90 id 7df1713a-1a5b-4a4b-a071-dc83b144a101 license Sigma · DRL-1.1
view Sigma YAML
title: Esentutl Gather Credentials
id: 7df1713a-1a5b-4a4b-a071-dc83b144a101
status: test
description: Conti recommendation to its affiliates to use esentutl to access NTDS dumped file. Trickbot also uses this utilities to get MSEdge info via its module pwgrab.
references:
    - https://twitter.com/vxunderground/status/1423336151860002816
    - https://thedfirreport.com/2021/08/01/bazarcall-to-conti-ransomware-via-trickbot-and-cobalt-strike/
author: sam0x90
date: 2021-08-06
modified: 2022-10-09
tags:
    - attack.credential-access
    - attack.t1003
    - attack.t1003.003
    - attack.s0404
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        CommandLine|contains|all:
            - 'esentutl'
            - ' /p'
    condition: selection
falsepositives:
    - To be determined
level: medium
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