Sigma rule: Metasploit SMB Authentication

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-f1af93841695, updated 2024-01-25T00:00:00.000Z.

Rule

Title
Metasploit SMB Authentication
Status
test
Level
high
Author
Chakib Gzenayi (@Chak092), Hosni Mribah
Date
2020-05-06
Modified
2024-01-25
File
rules/windows/builtin/security/win_security_metasploit_authentication.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Alerts on Metasploit host's authentications on the domain.

Log source

product
windows
service
security

Detection

selection1:
    EventID:
        - 4625
        - 4624
    LogonType: 3
    AuthenticationPackageName: 'NTLM'
    WorkstationName|re: '^[A-Za-z0-9]{16}$'
selection2:
    EventID: 4776
    Workstation|re: '^[A-Za-z0-9]{16}$'
condition: 1 of selection*

False positives (as the rule lists them)

  • Linux hostnames composed of 16 characters.

Tags

  • attack.lateral-movement
  • attack.t1021.002

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/windows/builtin/security/win_security_metasploit_authentication.yml

Sources and licences

  • SigmaHQ

    "Metasploit SMB Authentication" by Chakib Gzenayi (@Chak092), Hosni Mribah (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/builtin/security/win_security_metasploit_authentication.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: Metasploit SMB Authentication",
entity page, dataset version ref-f1af93841695, updated 2024-01-25T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/72124974-a68b-4366-b990-d30e0b2a190d (accessed 2026-11-03).
Underlying source: SigmaHQ rule 72124974-a68b-4366-b990-d30e0b2a190d, 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.