Sigma rule: Renamed Gpg.EXE Execution

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-5eb862b38128, updated 2023-08-09T00:00:00.000Z.

Rule

Title
Renamed Gpg.EXE Execution
Status
test
Level
high
Author
Nasreddine Bencherchali (Nextron Systems), frack113
Date
2023-08-09
File
rules/windows/process_creation/proc_creation_win_renamed_gpg4win.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the execution of a renamed "gpg.exe". Often used by ransomware and loaders to decrypt/encrypt data.

Log source

product
windows
category
process_creation

Detection

selection:
    OriginalFileName: 'gpg.exe'
filter_main_img:
    Image|endswith:
        - '\gpg.exe'
        - '\gpg2.exe'
condition: selection and not 1 of filter_main_*

Tags

  • attack.impact
  • attack.t1486

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/process_creation/proc_creation_win_renamed_gpg4win.yml

Sources and licences

  • SigmaHQ

    "Renamed Gpg.EXE Execution" by Nasreddine Bencherchali (Nextron Systems), frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_renamed_gpg4win.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: Renamed Gpg.EXE Execution",
entity page, dataset version ref-5eb862b38128, updated 2023-08-09T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/ec0722a3-eb5c-4a56-8ab2-bf6f20708592 (accessed 2026-11-03).
Underlying source: SigmaHQ rule ec0722a3-eb5c-4a56-8ab2-bf6f20708592, 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.