Detection rules › Sigma

HackTool - SILENTTRINITY Stager Execution

Status
test
Severity
high
Log source
category process_creation, product windows
Author
Aleksey Potapov, oscd.community
Source
github.com/SigmaHQ/sigma

Detects SILENTTRINITY stager use via PE metadata

Known false positives

  • Unlikely

MITRE ATT&CK coverage

TacticTechniques
Command & Control

Telemetry coverage

ProviderRecord / event type
SysmonEvent ID 1: Process creation

Rule body

title: HackTool - SILENTTRINITY Stager Execution
id: 03552375-cc2c-4883-bbe4-7958d5a980be
related:
    - id: 75c505b1-711d-4f68-a357-8c3fe37dbf2d # DLL Load
      type: derived
status: test
description: Detects SILENTTRINITY stager use via PE metadata
references:
    - https://github.com/byt3bl33d3r/SILENTTRINITY
author: Aleksey Potapov, oscd.community
date: 2019-10-22
modified: 2023-02-13
tags:
    - attack.command-and-control
    - attack.t1071
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Description|contains: 'st2stager'
    condition: selection
falsepositives:
    - Unlikely
level: high

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

selection:
    Description|contains: 'st2stager'

Indicators

These rows show field, operator, and value matches.

FieldKindValuesSearch
Descriptionmatch
  • st2stager corpus 2 (sigma 2)
field:"Description" kind:match value:"st2stager"