Detection rules › Sigma

TropicTrooper Campaign November 2018

Status
stable
Severity
high
Log source
product windows, category process_creation
Author
@41thexplorer, Microsoft Defender ATP
Source
github.com/SigmaHQ/sigma

Detects TropicTrooper activity, an actor who targeted high-profile organizations in the energy and food and beverage sectors in Asia

MITRE ATT&CK coverage

Event coverage

Rule body yaml

title: TropicTrooper Campaign November 2018
id: 8c7090c3-e0a0-4944-bd08-08c3a0cecf79
status: stable
description: Detects TropicTrooper activity, an actor who targeted high-profile organizations in the energy and food and beverage sectors in Asia
references:
    - https://www.microsoft.com/en-us/security/blog/2018/11/28/windows-defender-atp-device-risk-score-exposes-new-cyberattack-drives-conditional-access-to-protect-networks/
author: '@41thexplorer, Microsoft Defender ATP'
date: 2019-11-12
modified: 2020-08-27
tags:
    - attack.execution
    - attack.t1059.001
    - detection.emerging-threats
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        CommandLine|contains: 'abCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCc'
    condition: selection
level: high

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

selection:
    CommandLine|contains: 'abCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCc'

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

FieldKindValues
CommandLinematch
  • abCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCc