sigmaDRL-1.1from SigmaHQ/sigma

Transferring Files with Credential Data via Network Shares - Zeek

Transferring files with well-known filenames (sensitive files with credential data) using network shares

Quality

100

FP risk

—

Forks

Views

ATT&CK techniques

T1003.002 T1003.001 T1003.003

Rule sourcerules/network/zeek/zeek_smb_converted_win_transferring_files_with_credential_data.yml

title: Transferring Files with Credential Data via Network Shares - Zeek
id: 2e69f167-47b5-4ae7-a390-47764529eff5
related:
    - id: 910ab938-668b-401b-b08c-b596e80fdca5
      type: similar
status: test
description: Transferring files with well-known filenames (sensitive files with credential data) using network shares
references:
    - https://www.slideshare.net/heirhabarov/hunting-for-credentials-dumping-in-windows-environment
author: '@neu5ron, Teymur Kheirkhabarov, oscd.community'
date: 2020-04-02
modified: 2021-11-27
tags:
    - attack.credential-access
    - attack.t1003.002
    - attack.t1003.001
    - attack.t1003.003
logsource:
    product: zeek
    service: smb_files
detection:
    selection:
        name:
            - '\mimidrv'
            - '\lsass'
            - '\windows\minidump\'
            - '\hiberfil'
            - '\sqldmpr'
            - '\sam'
            - '\ntds.dit'
            - '\security'
    condition: selection
falsepositives:
    - Transferring sensitive files for legitimate administration work by legitimate administrator
level: medium