Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/08/2026, 11:02

General

  • Target
    NeptuneRAT.exe
  • Size 29.1MB
  • Sample260824-m468bsda98
  • SHA256 292be1375d72a5c83d4f4261c905d130df40a4edfbb351c184ed3c061c40f6af
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: NeptuneRAT, MasonRAT

    NeptuneRAT aka MasonRAT is a trojan written in C#.

  • Detects NeptuneRAT stealer 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\NeptuneRAT.exe
    "C:\Users\Admin\AppData\Local\Temp\NeptuneRAT.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2832
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2832 -s 884
      2⤵
      • Program crash
      PID:4008
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2832 -ip 2832
    1⤵
      PID:4064

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2832-0-0x0000000000020000-0x0000000001D44000-memory.dmp

          memory/2832-1-0x00000000073C0000-0x0000000007964000-memory.dmp

          memory/2832-2-0x0000000006830000-0x00000000068C2000-memory.dmp