Detection rules › Sigma
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.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Credential Access | T1003.003 OS Credential Dumping: NTDS |
Event coverage
| Provider | Event | Title |
|---|---|---|
| Sysmon | Event ID 1 | Process creation |
| Security-Auditing | Event ID 4688 | A new process has been created. |
Rule body 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
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
CommandLine|contains|all:
- 'esentutl'
- ' /p'
Indicators
Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.
| Field | Kind | Values |
|---|---|---|
CommandLine | match |
|