Overview

overview

10

Static

static

3

svchost.exe

windows10-2004-x64

10

svchost.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    svchost.exe
  • Size 87KB
  • Sample260905-pr879s1yew
  • SHA256 378d097c7adb457227160e62a62174e83b6ccba9f3ffa7d447061c5a89added7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
donutloaderneptuneratdefense_evasionexecutionloaderpersistencetrojan

Malware Config

Extracted

Family

  • neptunerat

C2

  • 6.tcp.cpolar.cn:13239

Attributes
  • filename

    USB.exe

  • group

    MasonGroup

  • key

    t8UCFOwa2qxE7fo9

  • rat_name

    MasonRAT

Targets

    • Target
      svchost.exe
    • Size 87KB
    • SHA256 378d097c7adb457227160e62a62174e83b6ccba9f3ffa7d447061c5a89added7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionexecutiondonutloaderneptuneratloaderpersistencetrojan

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks