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Newest: 2.0.2

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Active Rule

Renamed CreateDump Utility Execution

sigma-cli version

Backend

Format

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Renamed CreateDump Utility Execution

Using Splunk · Default · sigma-cli 2.0.2

Translation controls

Adjust the rule on the left, then regenerate when you want a fresh backend-native query.

BackendSplunkFormatDefaultVersion2.0.2

title: Renamed CreateDump Utility Execution
id: 1a1ed54a-2ba4-4221-94d5-01dee560d71e
related:
    - id: 515c8be5-e5df-4c5e-8f6d-a4a2f05e4b48
      type: similar
status: test
description: Detects uses of a renamed legitimate createdump.exe LOLOBIN utility to dump process memory
references:
    - https://www.crowdstrike.com/blog/overwatch-exposes-aquatic-panda-in-possession-of-log-4-shell-exploit-tools/
    - https://twitter.com/bopin2020/status/1366400799199272960
author: Florian Roth (Nextron Systems)
date: 2022-09-20
modified: 2023-02-14
tags:
    - attack.defense-evasion
    - attack.t1036
    - attack.t1003.001
    - attack.credential-access
logsource:
    category: process_creation
    product: windows
detection:
    selection_pe:
        OriginalFileName: 'FX_VER_INTERNALNAME_STR'
    selection_cli:
        - CommandLine|contains|all:
              - ' -u ' # Short version of '--full'
              - ' -f ' # Short version of '--name'
              - '.dmp'
        - CommandLine|contains|all:
              - ' --full ' # Short version of '--full'
              - ' --name ' # Short version of '--name'
              - '.dmp'
    filter:
        Image|endswith: '\createdump.exe'
    condition: 1 of selection_* and not filter
falsepositives:
    - Command lines that use the same flags
level: high

CLI command

Copy the exact command to reproduce this translation locally.

sigma convert --without-pipeline -t splunk -f default rules/windows/process_creation/proc_creation_win_renamed_createdump.yml