General

  • Target
    ac menu.exe
  • Size 6.0MB
  • Sample261102-s2jbdavvc1
  • SHA256 6783e653ca549c220d7be0ac99b3c75dfee7023aff43d42692f49e078f507c22
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • neptunerat

C2
  • wds-49320.portmap.host:49320

Attributes
  • filename

    USB.exe

  • group

    MasonGroup

  • key

    dh6ebMvRRODaeEVo

  • rat_name

    MasonRAT

Targets

    • Target
      ac menu.exe
    • Size 6.0MB
    • SHA256 6783e653ca549c220d7be0ac99b3c75dfee7023aff43d42692f49e078f507c22
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects NeptuneRAT stealer

    • Family: NeptuneRAT, MasonRAT

      NeptuneRAT aka MasonRAT is a trojan written in C#.

    • 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.

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Contacts third-party web service commonly abused for C2

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

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Discovers running processes

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks