Overview

overview

10

Static

static

3

MasonClien...ed.exe

windows10-2004-x64

10

MasonClien...ed.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    MasonClient_protected.exe
  • Size 2.8MB
  • Sample260730-gnr6ks1dmc
  • SHA256 1529dab68ad86978027a16dabb0001b9a4e7df30353f57f7eafaacdf940e7459
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
donutloaderneptuneratdiscoveryloadertrojan

Malware Config

Targets

    • Target
      MasonClient_protected.exe
    • Size 2.8MB
    • SHA256 1529dab68ad86978027a16dabb0001b9a4e7df30353f57f7eafaacdf940e7459
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoverydonutloaderneptuneratloadertrojan

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks