Sigma rule: Copy .DMP/.DUMP Files From Remote Share Via Cmd.EXE

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-e45551b79a37, updated 2023-09-12T00:00:00.000Z.

Rule

Title
Copy .DMP/.DUMP Files From Remote Share Via Cmd.EXE
Status
test
Level
high
Author
Nasreddine Bencherchali (Nextron Systems)
Date
2022-09-27
Modified
2023-09-12
File
rules/windows/process_creation/proc_creation_win_cmd_copy_dmp_from_share.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects usage of the copy builtin cmd command to copy files with the ".dmp"/".dump" extension from a remote share

Log source

product
windows
category
process_creation

Detection

# Example: copy \\<host>\\<folder>\\process.dmp C:\Users\process.dmp
selection_img:
    - Image|endswith: '\cmd.exe'
    - OriginalFileName: 'Cmd.Exe'
selection_cli:
    CommandLine|contains|all:
        - 'copy '
        - ' \\\\'
    CommandLine|contains:
        - '.dmp'
        - '.dump'
        - '.hdmp'
condition: all of selection_*

False positives (as the rule lists them)

  • Unknown

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/process_creation/proc_creation_win_cmd_copy_dmp_from_share.yml

Sources and licences

  • SigmaHQ

    "Copy .DMP/.DUMP Files From Remote Share Via Cmd.EXE" by Nasreddine Bencherchali (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_cmd_copy_dmp_from_share.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: Copy .DMP/.DUMP Files From Remote Share Via Cmd.EXE",
entity page, dataset version ref-e45551b79a37, updated 2023-09-12T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/044ba588-dff4-4918-9808-3f95e8160606 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 044ba588-dff4-4918-9808-3f95e8160606, 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.