Overview

overview

10

Static

static

3

task.exe

windows10-2004-x64

10

task.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    task.exe
  • Size 89KB
  • Sample260910-s9em6atzdt
  • SHA256 fefbabb4271106b9b23a9329fa4fe315c29db1dba246848df681fe37553930bd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
donutloaderneptuneratexecutionloaderpersistencetrojan

Malware Config

Extracted

Family

  • neptunerat

C2

  • 92.99.182.171:6767

Attributes
  • filename

    USB.exe

  • group

    MasonGroup

  • key

    ML9MsQtm6w31p9F6

  • rat_name

    MasonRAT

Targets

    • Target
      task.exe
    • Size 89KB
    • SHA256 fefbabb4271106b9b23a9329fa4fe315c29db1dba246848df681fe37553930bd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    executiondonutloaderneptuneratloaderpersistencetrojan

    • Detects DonutLoader

      loader

    • Detects NeptuneRAT stealer

    • Family: DonutLoader

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

      loaderdonutloader

    • Family: NeptuneRAT, MasonRAT

      NeptuneRAT aka MasonRAT is a trojan written in C#.

      trojanneptunerat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks