Sigma rule: Steganography Extract Files with Steghide

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-de131d2311c6, updated 2022-10-09T00:00:00.000Z.

Rule

Title
Steganography Extract Files with Steghide
Status
test
Level
low
Author
Pawel Mazur
Date
2021-09-11
Modified
2022-10-09
File
rules/linux/auditd/execve/lnx_auditd_steghide_extract_steganography.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects extraction of files with usage of steghide binary, the adversaries may use this technique to prevent the detection of hidden information.

Log source

product
linux
service
auditd

Detection

selection:
    type: EXECVE
    a0: steghide
    a1: extract
    a2: '-sf'
    a3|endswith:
        - '.jpg'
        - '.png'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.stealth
  • attack.t1027.003

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/linux/auditd/execve/lnx_auditd_steghide_extract_steganography.yml

Sources and licences

  • SigmaHQ

    "Steganography Extract Files with Steghide" by Pawel Mazur (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/linux/auditd/execve/lnx_auditd_steghide_extract_steganography.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: Steganography Extract Files with Steghide",
entity page, dataset version ref-de131d2311c6, updated 2022-10-09T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/a5a827d9-1bbe-4952-9293-c59d897eb41b (accessed 2026-11-03).
Underlying source: SigmaHQ rule a5a827d9-1bbe-4952-9293-c59d897eb41b, 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.