Overview

overview

10

Static

static

10

5ient.exe

windows10-2004-x64

10

5ient.exe

windows10-ltsc_2021-x64

10

Sharing

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General

  • Target
    5ient.exe
  • Size 48KB
  • Sample260721-eg7ataes6l
  • SHA256 5f87fc918059d9f4843170d9b261b2e3857a77f1d2eec8882f91cc70c31b1def
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
neptuneratdefense_evasionexecutionpersistencetrojan

Malware Config

Extracted

Family

  • neptunerat

C2

  • 82.47.101.128:912

Attributes
  • filename

    MasonUSB.exe

  • group

    MasonGroup

  • key

    sbmRAeBW16cEDAby

  • rat_name

    MasonRAT

Targets

    • Target
      5ient.exe
    • Size 48KB
    • SHA256 5f87fc918059d9f4843170d9b261b2e3857a77f1d2eec8882f91cc70c31b1def
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionexecutionneptuneratpersistencetrojan

    • Detects NeptuneRAT stealer

    • 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.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks