Sigma rule: Veeam Backup Servers Credential Dumping Script Execution

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-b1428b68b151, updated 2023-05-04T00:00:00.000Z.

Rule

Title
Veeam Backup Servers Credential Dumping Script Execution
Status
test
Level
high
Author
Nasreddine Bencherchali (Nextron Systems)
Date
2023-05-04
File
rules/windows/powershell/powershell_script/posh_ps_veeam_credential_dumping_script.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects execution of a PowerShell script that contains calls to the "Veeam.Backup" class, in order to dump stored credentials.

Log source

product
windows
category
ps_script
definition
bade5735-5ab0-4aa7-a642-a11be0e40872

Detection

selection:
    ScriptBlockText|contains|all:
        - '[Credentials]'
        - '[Veeam.Backup.Common.ProtectedStorage]::GetLocalString'
        - 'Invoke-Sqlcmd'
        - 'Veeam Backup and Replication'
condition: selection

False positives (as the rule lists them)

  • Administrators backup scripts (must be investigated)

Tags

  • attack.credential-access

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/powershell/powershell_script/posh_ps_veeam_credential_dumping_script.yml

Sources and licences

  • SigmaHQ

    "Veeam Backup Servers Credential Dumping Script Execution" by Nasreddine Bencherchali (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/powershell/powershell_script/posh_ps_veeam_credential_dumping_script.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: Veeam Backup Servers Credential Dumping Script Execution",
entity page, dataset version ref-b1428b68b151, updated 2023-05-04T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/976d6e6f-a04b-4900-9713-0134a353e38b (accessed 2026-11-03).
Underlying source: SigmaHQ rule 976d6e6f-a04b-4900-9713-0134a353e38b, 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.