Sigma rule: Unattend.XML File Access Attempt

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-b2b9e5e0d2d3, updated 2024-07-22T00:00:00.000Z.

Rule

Title
Unattend.XML File Access Attempt
Status
test
Level
low
Author
frack113
Date
2024-07-22
File
rules-threat-hunting/windows/file/file_access/file_access_win_susp_unattend_xml.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects attempts to access the "unattend.xml" file, where credentials might be stored.
This file is used during the unattended windows install process.

Log source

product
windows
category
file_access
definition
Requirements: Microsoft-Windows-Kernel-File ETW provider

Detection

selection:
    FileName|endswith: '\Panther\unattend.xml'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.credential-access
  • attack.t1552.001
  • detection.threat-hunting

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-threat-hunting/windows/file/file_access/file_access_win_susp_unattend_xml.yml

Sources and licences

  • SigmaHQ

    "Unattend.XML File Access Attempt" by frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-threat-hunting/windows/file/file_access/file_access_win_susp_unattend_xml.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: Unattend.XML File Access Attempt",
entity page, dataset version ref-b2b9e5e0d2d3, updated 2024-07-22T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/76a26006-0942-430b-8249-bd51d448f8e5 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 76a26006-0942-430b-8249-bd51d448f8e5, 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.