Detection rules › Sigma
Potential Russian APT Credential Theft Activity
Detects Russian group activity as described in Global Threat Report 2019 by Crowdstrike
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Credential Access | T1003.003 OS Credential Dumping: NTDS, T1552.001 Unsecured Credentials: Credentials In Files |
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: Potential Russian APT Credential Theft Activity
id: b83f5166-9237-4b5e-9cd4-7b5d52f4d8ee
status: stable
description: Detects Russian group activity as described in Global Threat Report 2019 by Crowdstrike
references:
- https://www.documentcloud.org/documents/5743766-Global-Threat-Report-2019.html
author: Florian Roth (Nextron Systems)
date: 2019-02-21
modified: 2023-03-08
tags:
- attack.credential-access
- attack.t1552.001
- attack.t1003.003
- detection.emerging-threats
logsource:
category: process_creation
product: windows
detection:
selection_xcopy:
CommandLine|contains|all:
- 'xcopy /S /E /C /Q /H \\\\'
- '\sysvol\'
selection_adexplorer:
CommandLine|contains|all:
- 'adexplorer -snapshot "" c:\users\'
- '\downloads\'
- '.snp'
condition: 1 of selection_*
falsepositives:
- Unlikely
level: critical
Stages and Predicates
Stage 0: condition
1 of selection_*Stage 1: selection_xcopy
selection_xcopy:
CommandLine|contains|all:
- 'xcopy /S /E /C /Q /H \\\\'
- '\sysvol\'
Stage 2: selection_adexplorer
selection_adexplorer:
CommandLine|contains|all:
- 'adexplorer -snapshot "" c:\users\'
- '\downloads\'
- '.snp'
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 |
|