StoneDrill Service Install

Status: test
Severity: high
Log source: product windows, service system
Author: Florian Roth (Nextron Systems)
Source: github.com/SigmaHQ/sigma

This method detects a service install of the malicious Microsoft Network Realtime Inspection Service service described in StoneDrill report by Kaspersky

Known false positives

Unlikely

MITRE ATT&CK coverage

Tactic	Techniques
Persistence	`T1543.003` Create or Modify System Process: Windows Service
Privilege Escalation	`T1543.003` Create or Modify System Process: Windows Service

Telemetry coverage

Provider	Record / event type
Service-Control-Manager	Event ID 7045: A service was installed in the system.

Rule body

title: StoneDrill Service Install
id: 9e987c6c-4c1e-40d8-bd85-dd26fba8fdd6
status: test
description: This method detects a service install of the malicious Microsoft Network Realtime Inspection Service service described in StoneDrill report by Kaspersky
references:
    - https://securelist.com/blog/research/77725/from-shamoon-to-stonedrill/
author: Florian Roth (Nextron Systems)
date: 2017-03-07
modified: 2021-11-30
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.g0064
    - attack.t1543.003
    - detection.emerging-threats
logsource:
    product: windows
    service: system
detection:
    selection:
        Provider_Name: 'Service Control Manager'
        EventID: 7045
        ServiceName: NtsSrv
        ImagePath|endswith: ' LocalService'
    condition: selection
falsepositives:
    - Unlikely
level: high

Stages and Predicates

Stage 0: `condition`

selection

Stage 1: `selection`

selection:
    Provider_Name: 'Service Control Manager'
    EventID: 7045
    ServiceName: NtsSrv
    ImagePath|endswith: ' LocalService'

Indicators

These rows show field, operator, and value matches.

Field	Kind	Values	Search
`ImagePath`	ends_with	`LocalService`	`field:"ImagePath" kind:ends_with value:" LocalService"`
`Provider_Name`	eq	`Service Control Manager` corpus 50 (sigma 50)	`field:"Provider_Name" kind:eq value:"Service Control Manager"`
`ServiceName`	eq	`NtsSrv`	`field:"ServiceName" kind:eq value:"NtsSrv"`