Sigma rule: Bash Interactive Shell

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-22250b18013b, updated 2023-04-07T00:00:00.000Z.

Rule

Title
Bash Interactive Shell
Status
test
Level
low
Author
@d4ns4n_
Date
2023-04-07
File
rules/linux/process_creation/proc_creation_lnx_bash_interactive_shell.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects execution of the bash shell with the interactive flag "-i".

Log source

product
linux
category
process_creation

Detection

selection:
    Image|endswith: '/bash'
    CommandLine|contains: ' -i '
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.execution

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/linux/process_creation/proc_creation_lnx_bash_interactive_shell.yml

Sources and licences

  • SigmaHQ

    "Bash Interactive Shell" by @d4ns4n_ (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/linux/process_creation/proc_creation_lnx_bash_interactive_shell.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: Bash Interactive Shell",
entity page, dataset version ref-22250b18013b, updated 2023-04-07T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/6104e693-a7d6-4891-86cb-49a258523559 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 6104e693-a7d6-4891-86cb-49a258523559, 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.