Overview

overview

10

Static

static

10

ThirdClient.exe

windows10-2004-x64

ThirdClient.exe

windows11-ltsc_2024-x64

Sharing

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General

  • Target
    ThirdClient.exe
  • Size 70KB
  • Sample260718-2gam6shs3s
  • SHA256 9b49975787794c779d5ff7c2c88a74ffd19445ee7eba0ba0449a5ac53eb3dcc4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdonutloaderthirdratdefense_evasiondiscoveryexecutionloaderpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • ThirdReichRAT

Botnet

  • ThirdRAT

C2

  • 82.22.62.95:3413

Mutex

  • jgnJxHJWLsrT

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      ThirdClient.exe
    • Size 70KB
    • SHA256 9b49975787794c779d5ff7c2c88a74ffd19445ee7eba0ba0449a5ac53eb3dcc4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    thirdratdefense_evasiondiscoveryexecutionasyncratdonutloaderloaderpersistencerat

    • Async RAT payload

      rat

    • Detects DonutLoader

      loader

    • Family: AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

      ratasyncrat

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

      loaderdonutloader

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

      execution

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks