sigmahighHunting

Renamed ProcDump Execution

Detects the execution of a renamed ProcDump executable. This often done by attackers or malware in order to evade defensive mechanisms.

MITRE ATT&CK

T1036.003

defense-evasion

Detection Query

selection_ofn:
  OriginalFileName: procdump
selection_cli_dump_flag:
  CommandLine|contains|windash:
    - " -ma "
    - " -mp "
selection_cli_eula_flag:
  CommandLine|contains|windash: " /accepteula"
filter_main_known_names:
  Image|endswith:
    - \procdump.exe
    - \procdump64.exe
condition: (selection_ofn or all of selection_cli_*) and not 1 of filter_main_*

Author

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

Created

2019-11-18

Data Sources

windowsProcess Creation Events

Platforms

windows

References

https://learn.microsoft.com/en-us/sysinternals/downloads/procdump

Tags

attack.defense-evasionattack.t1036.003

Raw Content

title: Renamed ProcDump Execution
id: 4a0b2c7e-7cb2-495d-8b63-5f268e7bfd67
related:
    - id: 03795938-1387-481b-9f4c-3f6241e604fe
      type: obsolete
status: test
description: |
    Detects the execution of a renamed ProcDump executable.
    This often done by attackers or malware in order to evade defensive mechanisms.
references:
    - https://learn.microsoft.com/en-us/sysinternals/downloads/procdump
author: Florian Roth (Nextron Systems), Nasreddine Bencherchali (Nextron Systems)
date: 2019-11-18
modified: 2024-06-25
tags:
    - attack.defense-evasion
    - attack.t1036.003
logsource:
    product: windows
    category: process_creation
detection:
    selection_ofn:
        OriginalFileName: 'procdump'
    selection_cli_dump_flag:
        CommandLine|contains|windash:
            - ' -ma ' # Full Dump
            - ' -mp ' # Mini Plus
    selection_cli_eula_flag:
        # Note: Even though the "accepteula" flag isn't required. We add it to avoid collision with similar utilities.
        CommandLine|contains|windash: ' /accepteula'
    filter_main_known_names:
        Image|endswith:
            - '\procdump.exe'
            - '\procdump64.exe'
    condition: (selection_ofn or all of selection_cli_*) and not 1 of filter_main_*
falsepositives:
    - Procdump illegally bundled with legitimate software.
    - Administrators who rename binaries (should be investigated).
level: high