Potential CSharp Streamer RAT Loading .NET Executable Image


Description

Detects potential CSharp Streamer RAT loading .NET executable image by using the default file name and path associated with the tool.

Query · sigma

selection:
  ImageLoaded|re: \\AppData\\Local\\Temp\\dat[0-9A-Z]{4}\.tmp
condition: selection

Known false positives

  • Unknown
Raw source Potential CSharp Streamer RAT Loading .NET Executable Image · Sigma
Esc
Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified.
title: Potential CSharp Streamer RAT Loading .NET Executable Image
id: 6f6afac3-8e7a-4e4b-9588-2608ffe08f82
status: test
description: |
    Detects potential CSharp Streamer RAT loading .NET executable image by using the default file name and path associated with the tool.
references:
    - https://thedfirreport.com/2024/06/10/icedid-brings-screenconnect-and-csharp-streamer-to-alphv-ransomware-deployment/#detections
    - https://cyber.wtf/2023/12/06/the-csharp-streamer-rat/
author: Luca Di Bartolomeo
date: 2024-06-22
tags:
    - attack.command-and-control
    - attack.t1219.002
    - detection.emerging-threats
logsource:
    category: image_load
    product: windows
detection:
    selection:
        ImageLoaded|re: '\\AppData\\Local\\Temp\\dat[0-9A-Z]{4}\.tmp'
    condition: selection
falsepositives:
    - Unknown
level: high

Detection rules belong to the projects that publish them and remain under their own licenses. This site indexes and links to them; it claims no rights in them.