General

  • Target
    dd.exe
  • Size 49KB
  • Sample260804-cebd9abb82
  • SHA256 78009293a1089c18fa20be29a60e91501a3add266af89bc8976644c41e8cf8b6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • neptunerat

C2
  • viperalza7fgg-40476.portmap.host:40476

Attributes
  • filename

    USB.exe

  • group

    MasonGroup

  • key

    Pav1witvA2JWYxNv

  • rat_name

    MasonRAT

Targets

    • Target
      dd.exe
    • Size 49KB
    • SHA256 78009293a1089c18fa20be29a60e91501a3add266af89bc8976644c41e8cf8b6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects NeptuneRAT stealer

    • Family: NeptuneRAT, MasonRAT

      NeptuneRAT aka MasonRAT is a trojan written in C#.

    • Badlisted process makes network request

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

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

    • Contacts third-party web service commonly abused for C2

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

MITRE ATT&CK Enterprise v16

Tasks