Overview

overview

10

Static

static

10

MasonClient.exe

windows10-2004-x64

10

MasonClient.exe

windows11-ltsc_2024-x64

10

Resubmissions

22/09/2026, 13:52

260922-q6jftsfg82

22/09/2026, 13:51

260922-q58dkavsbs10

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General

  • Target
    MasonClient.exe
  • Size 49KB
  • Sample260922-q58dkavsbs
  • SHA256 dd8b68a78ac59247e75988a6fbc98214b57c04a2a5cb02f7673f66725b5dca2e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
trojanneptuneratratxworm

Malware Config

Extracted

Family

  • neptunerat

C2

  • 89.190.158.37:6767

Attributes
  • filename

    USB.exe

  • group

    <Neptune>

  • key

    W2Q4zpNoperUfT9h

  • rat_name

    <123456789>

Signatures

  • Family: NeptuneRAT, MasonRAT

    NeptuneRAT aka MasonRAT is a trojan written in C#.

    trojanneptunerat
  • Family: Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm
  • Detect Xworm Payload 1 IoCs
  • Detects NeptuneRAT stealer 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • MasonClient.exe
    .exe 49KB

MasonClient.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 dd8b68a78ac59247e75988a6fbc98214b57c04a2a5cb02f7673f66725b5dca2e
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:4windowsx86arch:x86

  • Detect Xworm Payload

  • Detects NeptuneRAT stealer

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
56142
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE
PDB paths