Sigma rule: Python Spawning Pretty TTY on Windows

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-89c4753a5f1b, updated 2022-06-03T00:00:00.000Z.

Rule

Title
Python Spawning Pretty TTY on Windows
Status
test
Level
high
Author
Nextron Systems
Date
2022-06-03
File
rules/windows/process_creation/proc_creation_win_python_pty_spawn.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects python spawning a pretty tty

Log source

product
windows
category
process_creation

Detection

selection_img:
    Image|endswith:
        - 'python.exe' # no \ bc of e.g. ipython.exe
        - 'python3.exe'
        - 'python2.exe'
selection_cli_1:
    CommandLine|contains|all:
        - 'import pty'
        - '.spawn('
selection_cli_2:
    CommandLine|contains: 'from pty import spawn'
condition: selection_img and 1 of selection_cli_*

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.execution
  • attack.t1059

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/process_creation/proc_creation_win_python_pty_spawn.yml

Sources and licences

  • SigmaHQ

    "Python Spawning Pretty TTY on Windows" by Nextron Systems (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_python_pty_spawn.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: Python Spawning Pretty TTY on Windows",
entity page, dataset version ref-89c4753a5f1b, updated 2022-06-03T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/480e7e51-e797-47e3-8d72-ebfce65b6d8d (accessed 2026-11-03).
Underlying source: SigmaHQ rule 480e7e51-e797-47e3-8d72-ebfce65b6d8d, 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.