Overview

overview

10

Static

static

10

MasonClient.exe

windows11-21h2-x64

10

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General

  • Target
    MasonClient.exe
  • Size 50KB
  • Sample260826-1dgfwafe57
  • SHA256 a5ff365116e9e601d0d49105f7357036a854fba16e3d2e178c548ff5063c0396
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
neptuneratexecutionpersistencetrojan

Malware Config

Extracted

Family

  • neptunerat

C2

  • 82.22.62.55:4444

Attributes
  • filename

    USB.exe

  • group

    MasonGroup

  • key

    KNaBMKZ3iR0V3zIV

  • rat_name

    MasonRAT

Targets

    • Target
      MasonClient.exe
    • Size 50KB
    • SHA256 a5ff365116e9e601d0d49105f7357036a854fba16e3d2e178c548ff5063c0396
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    executionneptuneratpersistencetrojan

    • Detects NeptuneRAT stealer

    • Family: NeptuneRAT, MasonRAT

      NeptuneRAT aka MasonRAT is a trojan written in C#.

      trojanneptunerat

    • Executes dropped EXE

    behavioral1

MITRE ATT&CK Enterprise v16

Tasks