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
  • Sample260730-1l159a1scw
  • SHA256 ff2784cf79d20932f246ef92159a17f394fcd28486bc54adf63394f343eb15a1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
neptunerattrojan

Malware Config

Extracted

Family

  • neptunerat

Attributes
  • filename

    USB.exe

  • group

    MasonGroup

  • key

    FegTP2b3Mi9UJQwl

  • localhost

    127.0.0.1:1417

  • rat_name

    MasonRAT

Targets

    • Target
      MasonClient.exe
    • Size 48KB
    • SHA256 ff2784cf79d20932f246ef92159a17f394fcd28486bc54adf63394f343eb15a1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    neptunerattrojan

    • Detects NeptuneRAT stealer

    • Family: NeptuneRAT, MasonRAT

      NeptuneRAT aka MasonRAT is a trojan written in C#.

      trojanneptunerat

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks