Detection rules › Sigma

Dumping Process via Sqldumper.exe

Status
test
Severity
medium
Log source
category process_creation, product windows
Author
Kirill Kiryanov, oscd.community
Source
github.com/SigmaHQ/sigma

Detects process dump via legitimate sqldumper.exe binary

Known false positives

  • Legitimate MSSQL Server actions

MITRE ATT&CK coverage

TacticTechniques
Credential Access

Telemetry coverage

Rule body

title: Dumping Process via Sqldumper.exe
id: 23ceaf5c-b6f1-4a32-8559-f2ff734be516
status: test
description: Detects process dump via legitimate sqldumper.exe binary
references:
    - https://twitter.com/countuponsec/status/910977826853068800
    - https://twitter.com/countuponsec/status/910969424215232518
    - https://lolbas-project.github.io/lolbas/OtherMSBinaries/Sqldumper/
author: Kirill Kiryanov, oscd.community
date: 2020-10-08
modified: 2021-11-27
tags:
    - attack.credential-access
    - attack.t1003.001
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Image|endswith: '\sqldumper.exe'
        CommandLine|contains:
            - '0x0110'
            - '0x01100:40'
    condition: selection
falsepositives:
    - Legitimate MSSQL Server actions
level: medium

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

selection:
    Image|endswith: '\sqldumper.exe'
    CommandLine|contains:
        - '0x0110'
        - '0x01100:40'

Indicators

These rows show field, operator, and value matches.

FieldKindValuesSearch
CommandLinematch
  • 0x0110
  • 0x01100:40
field:"CommandLine" kind:match
Imageends_with
  • \sqldumper.exe
field:"Image" kind:ends_with value:"\sqldumper.exe"