sigmamediumHunting

DumpMinitool Execution

Detects the use of "DumpMinitool.exe" a tool that allows the dump of process memory via the use of the "MiniDumpWriteDump"

MITRE ATT&CK

T1036 T1003.001

defense-evasioncredential-access

Detection Query

selection_img:
  - Image|endswith:
      - \DumpMinitool.exe
      - \DumpMinitool.x86.exe
      - \DumpMinitool.arm64.exe
  - OriginalFileName:
      - DumpMinitool.exe
      - DumpMinitool.x86.exe
      - DumpMinitool.arm64.exe
selection_cli:
  CommandLine|contains:
    - " Full"
    - " Mini"
    - " WithHeap"
condition: all of selection_*

Author

Nasreddine Bencherchali (Nextron Systems), Florian Roth (Nextron Systems)

Created

2022-04-06

Data Sources

windowsProcess Creation Events

Platforms

windows

References

Tags

attack.defense-evasionattack.t1036attack.t1003.001attack.credential-access

Raw Content

title: DumpMinitool Execution
id: dee0a7a3-f200-4112-a99b-952196d81e42
status: test
description: Detects the use of "DumpMinitool.exe" a tool that allows the dump of process memory via the use of the "MiniDumpWriteDump"
references:
    - https://twitter.com/mrd0x/status/1511415432888131586
    - https://twitter.com/mrd0x/status/1511489821247684615
    - https://lolbas-project.github.io/lolbas/OtherMSBinaries/DumpMinitool/
    - https://gist.github.com/nasbench/6d58c3c125e2fa1b8f7a09754c1b087f
author: Nasreddine Bencherchali (Nextron Systems), Florian Roth (Nextron Systems)
date: 2022-04-06
modified: 2023-04-12
tags:
    - attack.defense-evasion
    - attack.t1036
    - attack.t1003.001
    - attack.credential-access
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith:
              - '\DumpMinitool.exe'
              - '\DumpMinitool.x86.exe'
              - '\DumpMinitool.arm64.exe'
        - OriginalFileName:
              - 'DumpMinitool.exe'
              - 'DumpMinitool.x86.exe'
              - 'DumpMinitool.arm64.exe'
    selection_cli:
        CommandLine|contains:
            - ' Full'
            - ' Mini'
            - ' WithHeap'
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium