Overview

overview

10

Static

static

10

MasonClient.exe

windows10-2004-x64

10

MasonClient.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    MasonClient.exe
  • Size 48KB
  • Sample260719-kygdlsay4v
  • SHA256 a2d85cc90148378686d5ab134f426c45edb0328449b63ae89fd6b0cd978909e2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
neptuneratransomwaretrojan

Malware Config

Extracted

Family

  • neptunerat

C2

  • 143.14.44.118:19345

Attributes
  • filename

    USB.exe

  • group

    MasonGroup

  • key

    8c01fHwVJVrUb2Zh

  • rat_name

    MasonRAT

Targets

    • Target
      MasonClient.exe
    • Size 48KB
    • SHA256 a2d85cc90148378686d5ab134f426c45edb0328449b63ae89fd6b0cd978909e2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    neptunerattrojanransomware

    • Detects NeptuneRAT stealer

    • Family: NeptuneRAT, MasonRAT

      NeptuneRAT aka MasonRAT is a trojan written in C#.

      trojanneptunerat

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks