Sigma rule: First Time Seen Remote Named Pipe

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-16fa7fe42d45, updated 2023-03-14T00:00:00.000Z.

Rule

Title
First Time Seen Remote Named Pipe
Status
test
Level
high
Author
Samir Bousseaden
Date
2019-04-03
Modified
2023-03-14
File
rules/windows/builtin/security/win_security_lm_namedpipe.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

This detection excludes known namped pipes accessible remotely and notify on newly observed ones, may help to detect lateral movement and remote exec using named pipes

Log source

product
windows
service
security
definition
The advanced audit policy setting "Object Access > Audit Detailed File Share" must be configured for Success/Failure

Detection

selection1:
    EventID: 5145
    ShareName: '\\\\\*\\IPC$' # looking for the string \\*\IPC$
false_positives:
    RelativeTargetName:
        - 'atsvc'
        - 'samr'
        - 'lsarpc'
        - 'lsass'
        - 'winreg'
        - 'netlogon'
        - 'srvsvc'
        - 'protected_storage'
        - 'wkssvc'
        - 'browser'
        - 'netdfs'
        - 'svcctl'
        - 'spoolss'
        - 'ntsvcs'
        - 'LSM_API_service'
        - 'HydraLsPipe'
        - 'TermSrv_API_service'
        - 'MsFteWds'
        - 'sql\query'
        - 'eventlog'
condition: selection1 and not false_positives

False positives (as the rule lists them)

  • Update the excluded named pipe to filter out any newly observed legit named pipe

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_lm_namedpipe.yml

Sources and licences

  • SigmaHQ

    "First Time Seen Remote Named Pipe" by Samir Bousseaden (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/builtin/security/win_security_lm_namedpipe.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: First Time Seen Remote Named Pipe",
entity page, dataset version ref-16fa7fe42d45, updated 2023-03-14T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/52d8b0c6-53d6-439a-9e41-52ad442ad9ad (accessed 2026-11-03).
Underlying source: SigmaHQ rule 52d8b0c6-53d6-439a-9e41-52ad442ad9ad, 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.