Sigma rule: Remote PowerShell Session (PS Classic)

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-5b7953961d90, updated 2024-01-03T00:00:00.000Z.

Rule

Title
Remote PowerShell Session (PS Classic)
Status
test
Level
low
Author
Roberto Rodriguez @Cyb3rWard0g
Date
2019-08-10
Modified
2024-01-03
File
rules/windows/powershell/powershell_classic/posh_pc_remote_powershell_session.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects remote PowerShell sessions

Log source

product
windows
category
ps_classic_start

Detection

selection:
    Data|contains|all:
        - 'HostName=ServerRemoteHost'
        - 'wsmprovhost.exe'
condition: selection

False positives (as the rule lists them)

  • Legitimate use remote PowerShell sessions

Tags

  • attack.execution
  • attack.t1059.001
  • attack.lateral-movement
  • attack.t1021.006

MITRE ATT&CK ids this rule names

Related rules

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/powershell/powershell_classic/posh_pc_remote_powershell_session.yml

Sources and licences

  • SigmaHQ

    "Remote PowerShell Session (PS Classic)" by Roberto Rodriguez @Cyb3rWard0g (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/powershell/powershell_classic/posh_pc_remote_powershell_session.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: Remote PowerShell Session (PS Classic)",
entity page, dataset version ref-5b7953961d90, updated 2024-01-03T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/60167e5c-84b2-4c95-a7ac-86281f27c445 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 60167e5c-84b2-4c95-a7ac-86281f27c445, 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.