Sigma rule: Uncommon Child Process Of BgInfo.EXE

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-3a6e324c2385, updated 2023-08-16T00:00:00.000Z.

Rule

Title
Uncommon Child Process Of BgInfo.EXE
Status
test
Level
medium
Author
Nasreddine Bencherchali (Nextron Systems), Beyu Denis, oscd.community
Date
2019-10-26
Modified
2023-08-16
File
rules/windows/process_creation/proc_creation_win_bginfo_uncommon_child_process.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects uncommon child processes of "BgInfo.exe" which could be a sign of potential abuse of the binary to proxy execution via external VBScript

Log source

product
windows
category
process_creation

Detection

selection:
    ParentImage|endswith:
        - '\bginfo.exe'
        - '\bginfo64.exe'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.execution
  • attack.stealth
  • attack.t1059.005
  • attack.t1218
  • attack.t1202

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_bginfo_uncommon_child_process.yml

Sources and licences

  • SigmaHQ

    "Uncommon Child Process Of BgInfo.EXE" by Nasreddine Bencherchali (Nextron Systems), Beyu Denis, oscd.community (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_bginfo_uncommon_child_process.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: Uncommon Child Process Of BgInfo.EXE",
entity page, dataset version ref-3a6e324c2385, updated 2023-08-16T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/aaf46cdc-934e-4284-b329-34aa701e3771 (accessed 2026-11-03).
Underlying source: SigmaHQ rule aaf46cdc-934e-4284-b329-34aa701e3771, 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.