Sigma rule: Accessing Encrypted Credentials from Google Chrome Login Database

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-0588859c7433, updated 2022-05-14T00:00:00.000Z.

SigmaHQ marks this rule as deprecated.

Rule

Title
Accessing Encrypted Credentials from Google Chrome Login Database
Status
deprecated
Level
medium
Author
frack113
Date
2021/12/20
Modified
2022/05/14
File
deprecated/windows/posh_ps_access_to_chrome_login_data.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Adversaries may acquire credentials from web browsers by reading files specific to the target browser.
Web browsers commonly save credentials such as website usernames and passwords so that they do not need to be entered manually in the future.
Web browsers typically store the credentials in an encrypted format within a credential store.

Log source

product
windows
category
ps_script
definition
Script block logging must be enabled

Detection

selection_cmd:
    ScriptBlockText|contains|all:
        - Copy-Item
        - '-Destination'
selection_path:
    ScriptBlockText|contains:
        - '\Google\Chrome\User Data\Default\Login Data'
        - '\Google\Chrome\User Data\Default\Login Data For Account'
condition: all of selection_*

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.credential_access
  • attack.t1555.003

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/deprecated/windows/posh_ps_access_to_chrome_login_data.yml

Sources and licences

  • SigmaHQ

    "Accessing Encrypted Credentials from Google Chrome Login Database" by frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/deprecated/windows/posh_ps_access_to_chrome_login_data.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: Accessing Encrypted Credentials from Google Chrome Login Database",
entity page, dataset version ref-0588859c7433, updated 2022-05-14T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/98f4c75c-3089-44f3-b733-b327b9cd9c9d (accessed 2026-11-03).
Underlying source: SigmaHQ rule 98f4c75c-3089-44f3-b733-b327b9cd9c9d, 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.