Detection rules › Sigma
Droppers Exploiting CVE-2017-11882
Detects exploits that use CVE-2017-11882 to start EQNEDT32.EXE and other sub processes like mshta.exe
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Initial Access | T1566.001 Phishing: Spearphishing Attachment |
| Execution | T1203 Exploitation for Client Execution, T1204.002 User Execution: Malicious File |
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: Droppers Exploiting CVE-2017-11882
id: 678eb5f4-8597-4be6-8be7-905e4234b53a
status: stable
description: Detects exploits that use CVE-2017-11882 to start EQNEDT32.EXE and other sub processes like mshta.exe
references:
- https://www.hybrid-analysis.com/sample/2a4ae284c76f868fc51d3bb65da8caa6efacb707f265b25c30f34250b76b7507?environmentId=100
- https://www.linkedin.com/pulse/exploit-available-dangerous-ms-office-rce-vuln-called-thebenygreen-
- https://github.com/embedi/CVE-2017-11882
author: Florian Roth (Nextron Systems)
date: 2017-11-23
modified: 2021-11-27
tags:
- attack.execution
- attack.t1203
- attack.t1204.002
- attack.initial-access
- attack.t1566.001
- cve.2017-11882
- detection.emerging-threats
logsource:
category: process_creation
product: windows
detection:
selection:
ParentImage|endswith: '\EQNEDT32.EXE'
condition: selection
falsepositives:
- Unknown
level: critical
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
ParentImage|endswith: '\EQNEDT32.EXE'
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 |
|---|---|---|
ParentImage | ends_with |
|