Sigma rule: Commvault QOperation Path Traversal Webshell Drop (CVE-2025-57790)

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-b9cc255cd7f8, updated 2025-10-20T00:00:00.000Z.

Rule

Title
Commvault QOperation Path Traversal Webshell Drop (CVE-2025-57790)
Status
experimental
Level
high
Author
Swachchhanda Shrawan Poudel (Nextron Systems)
Date
2025-10-20
File
rules-emerging-threats/2025/Exploits/CVE-2025-57790/proc_creation_win_exploit_cve_2025_57790.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the use of qoperation.exe with the -file argument to write a JSP file to the webroot, indicating a webshell drop.
This is a post-authentication step corresponding to CVE-2025-57790.

Log source

product
windows
category
process_creation

Detection

selection:
    # qoperation execute -af F:\Program Files\Commvault\ContentStore\Reports\MetricsUpload\Upload\ABC1234\rekt.xml -file F:\Program Files\Commvault\ContentStore\Apache\webapps\ROOT\wT-poc.jsp
    CommandLine|contains|all:
        - 'qoperation'
        - 'exec'
        - ' -af '
        - '.xml '
        - '\Apache\webapps\ROOT\'
        - '.jsp'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.persistence
  • attack.t1505.003
  • detection.emerging-threats
  • cve.2025-57790

CVEs this rule names

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-emerging-threats/2025/Exploits/CVE-2025-57790/proc_creation_win_exploit_cve_2025_57790.yml

Sources and licences

  • SigmaHQ

    "Commvault QOperation Path Traversal Webshell Drop (CVE-2025-57790)" by Swachchhanda Shrawan Poudel (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2025/Exploits/CVE-2025-57790/proc_creation_win_exploit_cve_2025_57790.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: Commvault QOperation Path Traversal Webshell Drop (CVE-2025-57790)",
entity page, dataset version ref-b9cc255cd7f8, updated 2025-10-20T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/bd3b3fff-a018-4994-9876-68af5809160f (accessed 2026-11-03).
Underlying source: SigmaHQ rule bd3b3fff-a018-4994-9876-68af5809160f, 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.