Sigma rule: PUA - Chisel Tunneling Tool Execution

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-d1bee2514c71, updated 2023-02-13T00:00:00.000Z.

Rule

Title
PUA - Chisel Tunneling Tool Execution
Status
test
Level
high
Author
Florian Roth (Nextron Systems)
Date
2022-09-13
Modified
2023-02-13
File
rules/windows/process_creation/proc_creation_win_pua_chisel.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects usage of the Chisel tunneling tool via the commandline arguments

Log source

product
windows
category
process_creation

Detection

selection_img:
    Image|endswith: '\chisel.exe'
selection_param1:
    CommandLine|contains:
        - 'exe client '
        - 'exe server '
selection_param2:
    CommandLine|contains:
        - '-socks5'
        - '-reverse'
        - ' r:'
        - ':127.0.0.1:'
        - '-tls-skip-verify '
        - ':socks'
condition: selection_img or all of selection_param*

False positives (as the rule lists them)

  • Some false positives may occur with other tools with similar commandlines

Tags

  • attack.command-and-control
  • attack.t1090.001

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_pua_chisel.yml

Sources and licences

  • SigmaHQ

    "PUA - Chisel Tunneling Tool Execution" by Florian Roth (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_pua_chisel.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: PUA - Chisel Tunneling Tool Execution",
entity page, dataset version ref-d1bee2514c71, updated 2023-02-13T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/8b0e12da-d3c3-49db-bb4f-256703f380e5 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 8b0e12da-d3c3-49db-bb4f-256703f380e5, 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.