Sigma rule: CVE-2024-49113 Exploitation Attempt - LDAP Nightmare

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-3d3c8cad37af, updated 2025-01-08T00:00:00.000Z.

Rule

Title
CVE-2024-49113 Exploitation Attempt - LDAP Nightmare
Status
experimental
Level
high
Author
Samuel Monsempes
Date
2025-01-08
File
rules-emerging-threats/2024/Exploits/CVE-2024-49113/win_application_error_exploit_cve_2024_49113_ldap_nightmare.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects exploitation attempt of CVE-2024-49113 known as LDAP Nightmare, based on "Application Error" log where the faulting application is "lsass.exe" and the faulting module is "WLDAP32.dll".

Log source

product
windows
service
application

Detection

selection:
    Provider_Name: 'Application Error'
    EventID: 1000
    Data|contains|all:
        - 'lsass.exe'
        - 'WLDAP32.dll'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.impact
  • attack.t1499
  • cve.2024-49113
  • detection.emerging-threats

CVEs this rule names

MITRE ATT&CK ids this rule names

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2024/Exploits/CVE-2024-49113/win_application_error_exploit_cve_2024_49113_ldap_nightmare.yml

Sources and licences

  • SigmaHQ

    "CVE-2024-49113 Exploitation Attempt - LDAP Nightmare" by Samuel Monsempes (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2024/Exploits/CVE-2024-49113/win_application_error_exploit_cve_2024_49113_ldap_nightmare.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: CVE-2024-49113 Exploitation Attempt - LDAP Nightmare",
entity page, dataset version ref-3d3c8cad37af, updated 2025-01-08T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/3f2c93c7-7b2a-4d58-bb8d-6f39422d8148 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 3f2c93c7-7b2a-4d58-bb8d-6f39422d8148, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.