General

  • Target
    MAS_AIO - Copy - Copy.exe
  • Size 827KB
  • Sample260827-xxawnazfla
  • SHA256 160ba11dd8288a9940fa787d7041a9bfdbd81e468af83b3a472944de4668d9a6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • neptunerat

C2
  • yaminsport.playit.plus:34454

Attributes
  • filename

    USB.exe

  • group

    MasonGroup

  • key

    XJpNK90GXv78NVCc

  • rat_name

    MasonRAT

Targets

    • Target
      MAS_AIO - Copy - Copy.exe
    • Size 827KB
    • SHA256 160ba11dd8288a9940fa787d7041a9bfdbd81e468af83b3a472944de4668d9a6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects NeptuneRAT stealer

    • Family: NeptuneRAT, MasonRAT

      NeptuneRAT aka MasonRAT is a trojan written in C#.

    • Modifies Windows Defender DisableAntiSpyware settings

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Disables one or more Microsoft Defender components

      Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

    • Executes dropped EXE

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

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

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

    • Executes a VBScript file via the Windows Script Host.

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v16

Tasks