Overview

overview

10

Static

static

10

tst.exe

windows10-2004-x64

10

tst.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    tst.exe
  • Size 51KB
  • Sample260825-3el4vsxse1
  • SHA256 f28e7f3dac96bf91aafdb9631c6135950b1f7979e92cb80319d0f6d8f347f377
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
neptuneratexecutionpersistencetrojan

Malware Config

Extracted

Family

  • neptunerat

C2

  • 27.tcp.cpolar.top:10975

Attributes
  • filename

    USB.exe

  • group

    MasonGroup

  • key

    EBOghsTOXHaASLfa

  • rat_name

    MasonRAT

Targets

    • Target
      tst.exe
    • Size 51KB
    • SHA256 f28e7f3dac96bf91aafdb9631c6135950b1f7979e92cb80319d0f6d8f347f377
    • 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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks