Alerts related to Log4j vulnerability


Description

Microsoft has observed attackers exploiting vulnerabilities associated with Log4J.

Query · kql

AlertInfo
| where Title in~('Suspicious script launched',
'Exploitation attempt against Log4j (CVE-2021-44228)',
'Suspicious process executed by a network service',
'Possible target of Log4j exploitation (CVE-2021-44228)',
'Possible target of Log4j exploitation',
'Possible Log4j exploitation',
'Network connection seen in CVE-2021-44228 exploitation',
'Log4j exploitation detected',
'Possible exploitation of CVE-2021-44228',
'Possible target of Log4j vulnerability (CVE-2021-44228) scanning',
'Possible source of Log4j exploitation',
'Log4j exploitation attempt via cloud application', // Previously titled Exploitation attempt against Log4j
'Log4j exploitation attempt via email' // Previously titled Log4j Exploitation Attempt
)
Raw source Alerts related to Log4j vulnerability · KQL
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Published by Azure/Azure-Sentinel ↗, licensed under MIT ↗. Reproduced here unmodified.
id: ef76733a-86ab-4592-b341-64a4b369f4b7
name: Alerts related to Log4j vulnerability
description: |
  Microsoft has observed attackers exploiting vulnerabilities associated with Log4J.
requiredDataConnectors:
- connectorId: MicrosoftThreatProtection
  dataTypes:
  - AlertInfo
tactics:
- Vulnerability
query: |
  AlertInfo
  | where Title in~('Suspicious script launched',
  'Exploitation attempt against Log4j (CVE-2021-44228)',
  'Suspicious process executed by a network service',
  'Possible target of Log4j exploitation (CVE-2021-44228)',
  'Possible target of Log4j exploitation',
  'Possible Log4j exploitation',
  'Network connection seen in CVE-2021-44228 exploitation',
  'Log4j exploitation detected',
  'Possible exploitation of CVE-2021-44228',
  'Possible target of Log4j vulnerability (CVE-2021-44228) scanning',
  'Possible source of Log4j exploitation',
  'Log4j exploitation attempt via cloud application', // Previously titled Exploitation attempt against Log4j
  'Log4j exploitation attempt via email' // Previously titled Log4j Exploitation Attempt
  )

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