Detection rules › Sigma
Run Once Task Execution as Configured in Registry
This rule detects the execution of Run Once task as configured in the registry
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Persistence | |
| Defense Impairment |
Telemetry coverage
| Provider | Record / event type |
|---|---|
| Sysmon | Event ID 1: Process creation |
Rule body
title: Run Once Task Execution as Configured in Registry
id: 198effb6-6c98-4d0c-9ea3-451fa143c45c
status: test
description: This rule detects the execution of Run Once task as configured in the registry
references:
- https://twitter.com/pabraeken/status/990717080805789697
- https://lolbas-project.github.io/lolbas/Binaries/Runonce/
- https://twitter.com/0gtweet/status/1602644163824156672?s=20&t=kuxbUnZPltpvFPZdCrqPXA
author: 'Avneet Singh @v3t0_, oscd.community, Christopher Peacock @SecurePeacock (updated)'
date: 2020-10-18
modified: 2022-12-13
tags:
- attack.persistence
- attack.defense-impairment
- attack.t1112
logsource:
product: windows
category: process_creation
detection:
selection_img:
- Image|endswith: '\runonce.exe'
- Description: 'Run Once Wrapper'
selection_cli:
- CommandLine|contains: '/AlternateShellStartup'
- CommandLine|endswith: '/r'
condition: all of selection_*
falsepositives:
- Unknown
level: low
Stages and Predicates
Stage 0: condition
all of selection_*Stage 1: selection_img
selection_img:
- Image|endswith: '\runonce.exe'
- Description: 'Run Once Wrapper'
Stage 2: selection_cli
selection_cli:
- CommandLine|contains: '/AlternateShellStartup'
- CommandLine|endswith: '/r'
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
CommandLine | ends_with |
| field:"CommandLine" kind:ends_with value:"/r" |
CommandLine | match |
| field:"CommandLine" kind:match value:"/AlternateShellStartup" |
Description | eq |
| field:"Description" kind:eq value:"Run Once Wrapper" |
Image | ends_with |
| field:"Image" kind:ends_with value:"\runonce.exe" |